USPC Patent Classifications

Links will help build a uspc search at the uspto for you.

Class 201 distillation: processes, thermolytic
uspcdescription
201/1201 distillation: processes, thermolytic/(1) with measuring, testing or inspecting
201/2201 distillation: processes, thermolytic/(2) with cleaning of apparatus
201/2.5201 distillation: processes, thermolytic/(2.5) non-mineral distilland with catalyst or chemical treatment of volatile component
201/3201 distillation: processes, thermolytic/(3) with physical separation of solid by-product from removed admixture
201/4201 distillation: processes, thermolytic/(3) with physical separation of solid by-product from removed admixture (4) gas or vapor containing mixture
201/5201 distillation: processes, thermolytic/(5) and shaping to desired form or configuration
201/6201 distillation: processes, thermolytic/(5) and shaping to desired form or configuration (6) prior to charging to carbonizing zone
201/7201 distillation: processes, thermolytic/(7) with comminuting
201/8201 distillation: processes, thermolytic/(7) with comminuting (8) prior to charging to carbonizing zone
201/9201 distillation: processes, thermolytic/(9) and surface treating material to reduce or prevent agglomerating or foaming or swelling during distillation
201/10201 distillation: processes, thermolytic/(10) by conduction using preheated charge container or preheated inert disparate solid or preheated liquid
201/11201 distillation: processes, thermolytic/(10) by conduction using preheated charge container or preheated inert disparate solid or preheated liquid (11) liquid is metal
201/12201 distillation: processes, thermolytic/(10) by conduction using preheated charge container or preheated inert disparate solid or preheated liquid (12) particulate disparate solid
201/13201 distillation: processes, thermolytic/(13) using a carbonization product as indirect heat source
201/14201 distillation: processes, thermolytic/(13) using a carbonization product as indirect heat source (14) for heating the carbonaceous material
201/15201 distillation: processes, thermolytic/(13) using a carbonization product as indirect heat source (14) for heating the carbonaceous material (15) including heat by burning of product
201/16201 distillation: processes, thermolytic/(13) using a carbonization product as indirect heat source (14) for heating the carbonaceous material (15) including heat by burning of product (16) solid product
201/17201 distillation: processes, thermolytic/(17) and refining char, e.g., desulfurizing coke
201/18201 distillation: processes, thermolytic/(18) utilizing apparatus of particular composition
201/19201 distillation: processes, thermolytic/(19) applying electrical energy directly to material
201/20201 distillation: processes, thermolytic/(20) adding disparate non-gaseous material to feed
201/21201 distillation: processes, thermolytic/(21) feed of two or more carbonaceous material (at least the predominate one being solid)
201/22201 distillation: processes, thermolytic/(21) feed of two or more carbonaceous material (at least the predominate one being solid) (22) char containing
201/23201 distillation: processes, thermolytic/(21) feed of two or more carbonaceous material (at least the predominate one being solid) (23) mineral oil containing
201/24201 distillation: processes, thermolytic/(21) feed of two or more carbonaceous material (at least the predominate one being solid) (24) coals only
201/25201 distillation: processes, thermolytic/(25) feed other than coal, oil shale or wood
201/26201 distillation: processes, thermolytic/(26) in parallel stages simultaneously
201/27201 distillation: processes, thermolytic/(27) including burning of vaporized product
201/28201 distillation: processes, thermolytic/(28) sequentially removing, treating and recycling a product
201/29201 distillation: processes, thermolytic/(28) sequentially removing, treating and recycling a product (29) removing and treating vapor
201/30201 distillation: processes, thermolytic/(30) and fractionally condensing vapors
201/31201 distillation: processes, thermolytic/(31) fluidized bed
201/32201 distillation: processes, thermolytic/(32) in a moving bed
201/33201 distillation: processes, thermolytic/(32) in a moving bed (33) agitating
201/34201 distillation: processes, thermolytic/(32) in a moving bed (34) gravitating
201/35201 distillation: processes, thermolytic/(35) carbonizing under pneumatic pressure or vacuum
201/36201 distillation: processes, thermolytic/(36) and adding disparate gaseous material to the carbonizing zone
201/37201 distillation: processes, thermolytic/(36) and adding disparate gaseous material to the carbonizing zone (37) combustion gases
201/38201 distillation: processes, thermolytic/(36) and adding disparate gaseous material to the carbonizing zone (38) steam containing
201/39201 distillation: processes, thermolytic/(39) quenching char with an inert material
201/40201 distillation: processes, thermolytic/(40) arranging the carbonaceous material in the carbonizing zone
201/41201 distillation: processes, thermolytic/(41) miscellaneous
201/42201 distillation: processes, thermolytic/(42) particle size
201/43201 distillation: processes, thermolytic/(43) an extraneous, cyclically circulated, inert heating gas
201/44201 distillation: processes, thermolytic/(44) plural distinct temperature stages
201/45201 distillation: processes, thermolytic/(45) distillate treatment or conservation

Back to the Class List