USPC Patent Classifications

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Class 166 wells
uspcdescription
166/335166 wells/(335) submerged well
166/336166 wells/(335) submerged well (336) testing
166/337166 wells/(335) submerged well (336) testing (337) for leak
166/338166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled
166/339166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (339) with provision for removal or repositioning of member without removal of other well structure
166/340166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (340) disconnection
166/341166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (341) with orienting or aligning of member for connection
166/342166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (341) with orienting or aligning of member for connection (342) including removable, member mounted guide
166/343166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (341) with orienting or aligning of member for connection (343) including means to pull member into position
166/344166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (344) connection to provide fluid flow path
166/345166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (344) connection to provide fluid flow path (345) connection of riser-and-tubing assembly to other structure
166/346166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (344) connection to provide fluid flow path (346) yieldable tubing
166/347166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (344) connection to provide fluid flow path (347) connection of lateral flow line
166/348166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (348) connection of pipe hanging
166/349166 wells/(335) submerged well (338) connection or disconnection of submerged members remotely controlled (349) connection of guide means
166/350166 wells/(335) submerged well (350) submerged, buoyant wellhead or riser
166/351166 wells/(335) submerged well (351) means removably connected to permanent well structure
166/352166 wells/(335) submerged well (351) means removably connected to permanent well structure (352) surface vessel
166/353166 wells/(335) submerged well (351) means removably connected to permanent well structure (352) surface vessel (353) having means to move vessel to precise location
166/354166 wells/(335) submerged well (351) means removably connected to permanent well structure (352) surface vessel (354) having means to hold vessel at given location (e.g., anchor, etc.)
166/355166 wells/(335) submerged well (351) means removably connected to permanent well structure (352) surface vessel (355) with means to compensate for vessel movement
166/356166 wells/(335) submerged well (351) means removably connected to permanent well structure (356) means to provide protective environment for operative access below surface of water
166/357166 wells/(335) submerged well (351) means removably connected to permanent well structure (357) separator
166/358166 wells/(335) submerged well (351) means removably connected to permanent well structure (358) drilling means
166/359166 wells/(335) submerged well (351) means removably connected to permanent well structure (359) removable riser
166/360166 wells/(335) submerged well (351) means removably connected to permanent well structure (360) well component assembly means
166/361166 wells/(335) submerged well (351) means removably connected to permanent well structure (361) pipe cutting means
166/363166 wells/(335) submerged well (363) with safety or emergency shutoff
166/364166 wells/(335) submerged well (364) including disaster feature
166/365166 wells/(335) submerged well (365) with provision for disassembly
166/366166 wells/(335) submerged well (366) multiple wells
166/367166 wells/(335) submerged well (367) riser
166/368166 wells/(335) submerged well (368) wellhead
166/244.1166 wells/(244.1) processes
166/245166 wells/(244.1) processes (245) specific pattern of plural wells
166/246166 wells/(244.1) processes (246) using microorganisms
166/247166 wells/(244.1) processes (247) nuclear energy or radioactivity for treating
166/248166 wells/(244.1) processes (248) electric current or electrical wave energy through earth for treating
166/249166 wells/(244.1) processes (249) vibrating the earth or material in or being placed in the earth pores
166/250.01166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating
166/251.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (251.1) including in situ combustion
166/252.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid
166/252.2166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid (252.2) residual oil or oil saturation
166/252.3166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid (252.3) salinity or acidity
166/252.4166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid (252.4) flood front
166/252.5166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid (252.5) permeability or viscosity
166/252.6166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (252.1) including production of earth fluid by driving fluid (252.6) and tracing material
166/253.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (253.1) indicating the location, presence, or absence of cement
166/254.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (254.1) determining position of earth zone or marker
166/254.2166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (254.1) determining position of earth zone or marker (254.2) well logging
166/255.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (255.1) determining position of object in well
166/255.2166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (255.1) determining position of object in well (255.2) tool orienting
166/255.3166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (255.1) determining position of object in well (255.2) tool orienting (255.3) using whipstock
166/250.02166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.02) permeability determining
166/250.03166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.03) determining fluid interface or fluid level
166/250.04166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.04) plug indicating or releasing
166/250.05166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.05) scale or corrosion determination
166/250.06166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.06) steam quality
166/250.07166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.07) bottom hole pressure
166/250.08166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.08) leak testing or locating
166/250.09166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.09) impression means
166/250.1166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.1) fracturing characteristic
166/250.11166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.11) holder for coupon or sensor
166/250.12166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.12) tracer
166/250.13166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.13) determining stuck point
166/250.14166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.14) of cementing or plugging technique
166/250.15166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.15) automatic control for production
166/250.16166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.16) prospecting
166/250.17166 wells/(244.1) processes (250.01) with indicating, testing, measuring or locating (250.17) including testing or treating tool having at least one actuatable packer
166/256166 wells/(244.1) processes (256) in situ combustion
166/257166 wells/(244.1) processes (256) in situ combustion (257) injecting while producing by in situ combustion from same well
166/258166 wells/(244.1) processes (256) in situ combustion (258) plural distinct superimposed formations
166/259166 wells/(244.1) processes (256) in situ combustion (259) including fracturing or attacking formation
166/260166 wells/(244.1) processes (256) in situ combustion (260) injecting specific fuel or catalyst for burning into formation
166/261166 wells/(244.1) processes (256) in situ combustion (261) injecting specific material other than oxygen into formation
166/262166 wells/(244.1) processes (256) in situ combustion (262) solid fuel or particles in well
166/264166 wells/(244.1) processes (264) sampling well fluid
166/265166 wells/(244.1) processes (265) separating material entering well
166/266166 wells/(244.1) processes (265) separating material entering well (266) injection and producing wells
166/267166 wells/(244.1) processes (265) separating material entering well (267) separating outside of well
166/268166 wells/(244.1) processes (268) distinct, separate injection and producing wells
166/270166 wells/(244.1) processes (268) distinct, separate injection and producing wells (270) injecting a composition to adjust the permeability (e.g., selective plugging)
166/270.1166 wells/(244.1) processes (268) distinct, separate injection and producing wells (270.1) injecting a composition including a surfactant or cosurfactant
166/270.2166 wells/(244.1) processes (268) distinct, separate injection and producing wells (270.1) injecting a composition including a surfactant or cosurfactant (270.2) nonaqueous type
166/400166 wells/(244.1) processes (268) distinct, separate injection and producing wells (400) sequentially injected separate fluids (e.g., slugs)
166/401166 wells/(244.1) processes (268) distinct, separate injection and producing wells (400) sequentially injected separate fluids (e.g., slugs) (401) injecting a gas or gas mixture
166/402166 wells/(244.1) processes (268) distinct, separate injection and producing wells (400) sequentially injected separate fluids (e.g., slugs) (401) injecting a gas or gas mixture (402) co2 or carbonated gas
166/403166 wells/(244.1) processes (268) distinct, separate injection and producing wells (400) sequentially injected separate fluids (e.g., slugs) (401) injecting a gas or gas mixture (402) co2 or carbonated gas (403) in combination with additional organic material (e.g., alkyls, carbon chains)
166/272.1166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating
166/272.2166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.2) in association with fracturing or crevice forming processes
166/272.3166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.3) steam as drive fluid
166/272.4166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.3) steam as drive fluid (272.4) in combination with alkyls or carbon chains
166/272.5166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.3) steam as drive fluid (272.5) with override zone, diverting, or path blocking operation
166/272.6166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.6) liquid material injected
166/272.7166 wells/(244.1) processes (268) distinct, separate injection and producing wells (272.1) involving the step of heating (272.7) horizontal well
166/271166 wells/(244.1) processes (268) distinct, separate injection and producing wells (271) including fracturing or attacking formation
166/269166 wells/(244.1) processes (268) distinct, separate injection and producing wells (269) fluid injected from longitudinally spaced locations in injection well
166/275166 wells/(244.1) processes (268) distinct, separate injection and producing wells (275) injected fluid comprises water and material other than inorganic gas
166/263166 wells/(244.1) processes (263) cyclic injection then production of a single well
166/276166 wells/(244.1) processes (276) providing porous mass of adhered filter material in well
166/277166 wells/(244.1) processes (277) repairing object in well
166/278166 wells/(244.1) processes (278) graveling or filter forming
166/279166 wells/(244.1) processes (279) material placed in pores of formation to treat resident fluid flowing into well
166/280.1166 wells/(244.1) processes (280.1) specific propping feature (epo)
166/280.2166 wells/(244.1) processes (280.1) specific propping feature (epo) (280.2) composition of proppant (epo)
166/281166 wells/(244.1) processes (281) separate steps of (1) cementing, plugging or consolidating and (2) fracturing or attacking formation
166/282166 wells/(244.1) processes (282) specific low fluid loss feature for fluid attacking formation
166/283166 wells/(244.1) processes (283) specific low fluid loss feature for fracturing fluid or cement causes fracture
166/284166 wells/(244.1) processes (284) fluid flow causes pellet to block opening in wall of conduit
166/285166 wells/(244.1) processes (285) cementing, plugging or consolidating
166/286166 wells/(244.1) processes (285) cementing, plugging or consolidating (286) tamping, vibrating, exploding or using receptacle
166/287166 wells/(244.1) processes (285) cementing, plugging or consolidating (287) removable molding or forming means
166/288166 wells/(244.1) processes (285) cementing, plugging or consolidating (288) including heating
166/289166 wells/(244.1) processes (285) cementing, plugging or consolidating (289) discharging cement from casing at different levels
166/290166 wells/(244.1) processes (285) cementing, plugging or consolidating (290) by tubing which is subsequently lifted
166/291166 wells/(244.1) processes (285) cementing, plugging or consolidating (291) with piston separator
166/292166 wells/(244.1) processes (285) cementing, plugging or consolidating (292) using specific materials
166/293166 wells/(244.1) processes (285) cementing, plugging or consolidating (292) using specific materials (293) cement or consolidating material contains inorganic water settable and organic ingredients
166/294166 wells/(244.1) processes (285) cementing, plugging or consolidating (292) using specific materials (294) cement or consolidating material is organic or has organic ingredient
166/295166 wells/(244.1) processes (285) cementing, plugging or consolidating (292) using specific materials (294) cement or consolidating material is organic or has organic ingredient (295) organic material is resin or resinous
166/296166 wells/(244.1) processes (296) preventing flow into strainer while lowering by blocking openings
166/297166 wells/(244.1) processes (297) perforating, weakening, bending or separating pipe at an unprepared point
166/298166 wells/(244.1) processes (297) perforating, weakening, bending or separating pipe at an unprepared point (298) perforating, weakening or separating by mechanical means or abrasive fluid
166/299166 wells/(244.1) processes (299) with explosion or breaking container to implode
166/300166 wells/(244.1) processes (300) chemical inter-reaction of two or more introduced materials (e.g., selective plugging or surfactant)
166/301166 wells/(244.1) processes (301) freeing stuck object, grappling or fishing in well
166/302166 wells/(244.1) processes (302) heating, cooling or insulating
166/303166 wells/(244.1) processes (302) heating, cooling or insulating (303) placing preheated fluid into formation
166/304166 wells/(244.1) processes (304) dissolving or preventing formation of solid oil deposit
166/305.1166 wells/(244.1) processes (305.1) placing fluid into the formation
166/306166 wells/(244.1) processes (305.1) placing fluid into the formation (306) fluid enters and leaves well at spaced zones
166/307166 wells/(244.1) processes (305.1) placing fluid into the formation (307) attacking formation
166/308.1166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo)
166/308.2166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo) (308.2) using a chemical (epo)
166/308.3166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo) (308.2) using a chemical (epo) (308.3) water based composition with inorganic material (epo)
166/308.4166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo) (308.2) using a chemical (epo) (308.4) oil based composition (epo)
166/308.5166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo) (308.2) using a chemical (epo) (308.5) including cross-linking agent (epo)
166/308.6166 wells/(244.1) processes (305.1) placing fluid into the formation (308.1) fracturing (epo) (308.2) using a chemical (epo) (308.6) foam (epo)
166/309166 wells/(244.1) processes (309) producing foam or gas in well by foaming or gas producing material
166/310166 wells/(244.1) processes (310) entraining or incorporating treating material in flowing earth fluid
166/311166 wells/(244.1) processes (311) cleaning or unloading well
166/312166 wells/(244.1) processes (311) cleaning or unloading well (312) liquid introduced from well top
166/313166 wells/(244.1) processes (313) parallel string or multiple completion well
166/369166 wells/(244.1) processes (369) producing the well
166/370166 wells/(244.1) processes (369) producing the well (370) including varying downhole pressure
166/371166 wells/(244.1) processes (369) producing the well (371) including non-expulsive material placed in well
166/372166 wells/(244.1) processes (369) producing the well (372) by fluid lift
166/373166 wells/(244.1) processes (373) operating valve, closure, or changeable restrictor in a well
166/374166 wells/(244.1) processes (373) operating valve, closure, or changeable restrictor in a well (374) operated by fluid pressure controlled above ground
166/375166 wells/(244.1) processes (373) operating valve, closure, or changeable restrictor in a well (374) operated by fluid pressure controlled above ground (375) by auxilliary fluid control line
166/376166 wells/(244.1) processes (376) destroying or dissolving well part
166/377166 wells/(244.1) processes (377) disassembling well part
166/378166 wells/(244.1) processes (378) assembling well part
166/379166 wells/(244.1) processes (378) assembling well part (379) above ground parts
166/380166 wells/(244.1) processes (378) assembling well part (380) conduit
166/381166 wells/(244.1) processes (381) placing or shifting well part
166/382166 wells/(244.1) processes (381) placing or shifting well part (382) providing support for well part (e.g., hanger or anchor)
166/383166 wells/(244.1) processes (381) placing or shifting well part (383) by fluid driven piston
166/384166 wells/(244.1) processes (381) placing or shifting well part (384) with bending of tubing
166/385166 wells/(244.1) processes (381) placing or shifting well part (385) flexible cable or wire
166/386166 wells/(244.1) processes (381) placing or shifting well part (386) fluid flow control member (e.g., plug or valve)
166/387166 wells/(244.1) processes (381) placing or shifting well part (387) with sealing feature (e.g., packer)
166/50166 wells/(50) wells with lateral conduits
166/51166 wells/(51) means for forming filter beds (e.g., gravel placing)
166/52166 wells/(52) plural wells
166/53166 wells/(53) automatic
166/54166 wells/(53) automatic (54) float controlled valve
166/54.1166 wells/(54.1) with means for separately pumping from plural sources in well
166/54.5166 wells/(54.5) means for cutting cable or rope below ground
166/54.6166 wells/(54.5) means for cutting cable or rope below ground (54.6) cutting means actuated by contacting element suspended in well by cable or rope
166/55166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point
166/55.1166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.1) with disparate below ground feature
166/55.2166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.2) perforating or splitting cutter
166/55.3166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.2) perforating or splitting cutter (55.3) wedge or cam actuated
166/55.6166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.6) cutter rotates circumferentially of pipe
166/55.7166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.6) cutter rotates circumferentially of pipe (55.7) internal
166/55.8166 wells/(55) means for perforating, weakening, bending or separating pipe at an unprepared point (55.6) cutter rotates circumferentially of pipe (55.7) internal (55.8) tool moved radially by fluid pressure
166/56166 wells/(56) screen and outside cleaning pipe
166/57166 wells/(57) with heating, refrigerating or heat insulating means
166/58166 wells/(57) with heating, refrigerating or heat insulating means (58) fuel supply or hot billet in well
166/59166 wells/(57) with heating, refrigerating or heat insulating means (59) burner in well
166/60166 wells/(57) with heating, refrigerating or heat insulating means (60) electrical heater in well
166/61166 wells/(57) with heating, refrigerating or heat insulating means (61) heater surrounding production tube
166/62166 wells/(57) with heating, refrigerating or heat insulating means (62) with eduction pump or plunger in well
166/63166 wells/(63) with explosive or gas generating means in well
166/64166 wells/(64) with time or distance measuring, temperature responsive or counting means
166/65.1166 wells/(65.1) with electrical means
166/66166 wells/(65.1) with electrical means (66) indicating
166/66.4166 wells/(65.1) with electrical means (66.4) electrical motor (e.g., solenoid actuator)
166/66.5166 wells/(65.1) with electrical means (66.5) magnetic
166/66.6166 wells/(65.1) with electrical means (66.6) valve
166/66.7166 wells/(65.1) with electrical means (66.6) valve (66.7) longitudinally movable operator
166/67166 wells/(67) with below and above ground modification
166/68166 wells/(67) with below and above ground modification (68) eduction pump or plunger in well
166/68.5166 wells/(67) with below and above ground modification (68) eduction pump or plunger in well (68.5) with above ground (1) motor carried by casing or casing support or (2) well fluid pump
166/69166 wells/(67) with below and above ground modification (69) with receptacle for insertion into well
166/70166 wells/(67) with below and above ground modification (70) head for tool, piston or cleaner (e.g., cement head)
166/71166 wells/(67) with below and above ground modification (71) with above ground casing sinking means
166/72166 wells/(67) with below and above ground modification (72) above ground actuating means for below ground device
166/73166 wells/(67) with below and above ground modification (72) above ground actuating means for below ground device (73) tubing or casing actuated
166/74166 wells/(67) with below and above ground modification (74) with below ground screen
166/75.11166 wells/(75.11) above ground apparatus
166/76.1166 wells/(75.11) above ground apparatus (76.1) having structure for converting from one mode of operation to another; e.g., valve to packer
166/77.1166 wells/(75.11) above ground apparatus (77.1) moving tubing or cable into an existing well
166/77.2166 wells/(75.11) above ground apparatus (77.1) moving tubing or cable into an existing well (77.2) coiled tubing
166/77.3166 wells/(75.11) above ground apparatus (77.1) moving tubing or cable into an existing well (77.2) coiled tubing (77.3) chain injector
166/77.4166 wells/(75.11) above ground apparatus (77.1) moving tubing or cable into an existing well (77.4) piston and cylinder
166/77.51166 wells/(75.11) above ground apparatus (77.51) with means facilitating connecting or disconnecting supported tubing or rod sections
166/77.52166 wells/(75.11) above ground apparatus (77.51) with means facilitating connecting or disconnecting supported tubing or rod sections (77.52) with elevator detail
166/77.53166 wells/(75.11) above ground apparatus (77.51) with means facilitating connecting or disconnecting supported tubing or rod sections (77.53) upper and lower slips
166/85.1166 wells/(75.11) above ground apparatus (85.1) with assembly or disassembly means (e.g., handling, guiding, or tool feature)
166/85.2166 wells/(75.11) above ground apparatus (85.1) with assembly or disassembly means (e.g., handling, guiding, or tool feature) (85.2) pitless well adapters
166/85.3166 wells/(75.11) above ground apparatus (85.1) with assembly or disassembly means (e.g., handling, guiding, or tool feature) (85.3) seal or bushing insertion or removal
166/85.4166 wells/(75.11) above ground apparatus (85.1) with assembly or disassembly means (e.g., handling, guiding, or tool feature) (85.4) with blowout preventer
166/85.5166 wells/(75.11) above ground apparatus (85.1) with assembly or disassembly means (e.g., handling, guiding, or tool feature) (85.5) guiding or aligning feature
166/86.1166 wells/(75.11) above ground apparatus (86.1) inner member anchor or seal with valve
166/86.2166 wells/(75.11) above ground apparatus (86.1) inner member anchor or seal with valve (86.2) annular sealing type valve
166/86.3166 wells/(75.11) above ground apparatus (86.1) inner member anchor or seal with valve (86.3) gate type (perpendicular to pipe) valve
166/87.1166 wells/(75.11) above ground apparatus (86.1) inner member anchor or seal with valve (87.1) axially movable type valve
166/88.1166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port
166/89.1166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (89.1) plural inner pipes
166/89.2166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (89.1) plural inner pipes (89.2) parallel pipes (as opposed to concentric)
166/89.3166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (89.1) plural inner pipes (89.3) having slip type hanger
166/88.2166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (88.2) slip type well anchor
166/88.3166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (88.2) slip type well anchor (88.3) seal actuated with anchor
166/88.4166 wells/(75.11) above ground apparatus (88.1) inner member anchor or seal with lateral port (88.4) with hydraulic conduit or line extending through outer member
166/78.1166 wells/(75.11) above ground apparatus (78.1) with tube rotating means (rotary tables)
166/79.1166 wells/(75.11) above ground apparatus (79.1) cap having transporting means or ground support
166/80.1166 wells/(75.11) above ground apparatus (80.1) having retractable pipe section to allow closing of gate type valve or flapper valve for rod or pipe
166/81.1166 wells/(75.11) above ground apparatus (81.1) fluid catcher around pipe coupling
166/82.1166 wells/(75.11) above ground apparatus (82.1) releasable seal or cleaner disengaged by projection on inner member
166/83.1166 wells/(75.11) above ground apparatus (82.1) releasable seal or cleaner disengaged by projection on inner member (83.1) latches releasable radially inward
166/84.1166 wells/(75.11) above ground apparatus (84.1) with seal for reciprocating member
166/84.2166 wells/(75.11) above ground apparatus (84.1) with seal for reciprocating member (84.2) cooling fluid or grease supplied to seals
166/84.3166 wells/(75.11) above ground apparatus (84.1) with seal for reciprocating member (84.3) rotary blowout preventer type
166/84.4166 wells/(75.11) above ground apparatus (84.1) with seal for reciprocating member (84.4) fluid pressure actuated seals
166/84.5166 wells/(75.11) above ground apparatus (84.1) with seal for reciprocating member (84.5) seal fixedly mounted to rod
166/90.1166 wells/(75.11) above ground apparatus (90.1) with means for inserting fluid into well
166/75.15166 wells/(75.11) above ground apparatus (75.15) with means for injecting solid or particulate material into the well
166/91.1166 wells/(75.11) above ground apparatus (91.1) with flow restrictions (e.g., chokes or beans)
166/92.1166 wells/(75.11) above ground apparatus (92.1) cap or head pivotably attached to tube or casing
166/93.1166 wells/(75.11) above ground apparatus (93.1) split cap or head
166/94.1166 wells/(75.11) above ground apparatus (94.1) laterally adjustable cap or head
166/95.1166 wells/(75.11) above ground apparatus (95.1) central valve or closure and lateral port
166/96.1166 wells/(75.11) above ground apparatus (96.1) external anchoring or bracing means
166/97.1166 wells/(75.11) above ground apparatus (97.1) with valve on cap or head
166/75.13166 wells/(75.11) above ground apparatus (75.13) well caps or casing heads
166/75.14166 wells/(75.11) above ground apparatus (75.14) suspension means
166/75.12166 wells/(75.11) above ground apparatus (75.12) treatment of produced fluids
166/97.5166 wells/(75.11) above ground apparatus (97.5) parallel pipes extending along distinct paths through wellhead
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