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Class Information
Number: 201/50
Name: Distillation: processes, thermolytic >
Description:

Sub-classes under this class:

Class Number	Class Name	Patents
201/1	With measuring, testing or inspecting	91
201/10	By conduction using preheated charge container or preheated inert disparate solid or preheated liquid	25
201/13	Using a carbonization product as indirect heat source	20
201/17	And refining char, e.g., desulfurizing coke	184
201/18	Utilizing apparatus of particular composition	14
201/19	Applying electrical energy directly to material	44
201/2	With cleaning of apparatus	35
201/2.5	Non-mineral distilland with catalyst or chemical treatment of volatile component	153
201/20	Adding disparate non-gaseous material to feed	72
201/21	Feed of two or more carbonaceous material (at least the predominate one being solid)	87
201/25	Feed other than coal, oil shale or wood	267
201/26	In parallel stages simultaneously	20
201/27	Including burning of vaporized product	81
201/28	Sequentially removing, treating and recycling a product	79
201/3	With physical separation of solid by-product from removed admixture	30
201/30	And fractionally condensing vapors	51
201/31	Fluidized bed	178
201/32	In a moving bed	105
201/35	Carbonizing under pneumatic pressure or vacuum	52
201/36	And adding disparate gaseous material to the carbonizing zone	76
201/39	Quenching char with an inert material	130
201/40	Arranging the carbonaceous material in the carbonizing zone	51
201/41	Miscellaneous	133
201/42	Particle size	34
201/43	An extraneous, cyclically circulated, inert heating gas	26
201/44	Plural distinct temperature stages	66
201/45	Distillate treatment or conservation	13
201/5	And shaping to desired form or configuration	23
201/7	With comminuting	19
201/9	And surface treating material to reduce or prevent agglomerating or foaming or swelling during distillation	41