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Class Information
Number:
201/298.34
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
24
201/13
Using a carbonization product as indirect heat source
20
201/17
And refining char, e.g., desulfurizing coke
183
201/18
Utilizing apparatus of particular composition
13
201/19
Applying electrical energy directly to material
43
201/2
With cleaning of apparatus
35
201/2.5
Non-mineral distilland with catalyst or chemical treatment of volatile component
151
201/20
Adding disparate non-gaseous material to feed
71
201/21
Feed of two or more carbonaceous material (at least the predominate one being solid)
85
201/25
Feed other than coal, oil shale or wood
265
201/26
In parallel stages simultaneously
20
201/27
Including burning of vaporized product
81
201/28
Sequentially removing, treating and recycling a product
78
201/3
With physical separation of solid by-product from removed admixture
28
201/30
And fractionally condensing vapors
50
201/31
Fluidized bed
178
201/32
In a moving bed
104
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
131
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
22
201/7
With comminuting
19
201/9
And surface treating material to reduce or prevent agglomerating or foaming or swelling during distillation
41
Patents under this class:
Patent Number
Title Of Patent
Date Issued
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