US Patent Class 201
DISTILLATION: PROCESSES, THERMOLYTIC



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Current as of: June, 1999
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Products
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Services

  DF  CLASS NOTES
1  DF  WITH MEASURING, TESTING OR INSPECTING
2  DF  WITH CLEANING OF APPARATUS
2.5  DF  NON-MINERAL DISTILLAND WITH CATALYST OR CHEMICAL TREATMENT OF VOLATILE COMPONENT
3  DF  WITH PHYSICAL SEPARATION OF SOLID BY-PRODUCT FROM REMOVED ADMIXTURE
4  DF  .~ Gas or vapor containing mixture
5  DF  AND SHAPING TO DESIRED FORM OR CONFIGURATION
6  DF  .~ Prior to charging to carbonizing zone
7  DF  WITH COMMINUTING
8  DF  .~ Prior to charging to carbonizing zone
9  DF  AND SURFACE TREATING MATERIAL TO REDUCE OR PREVENT AGGLOMERATING OR FOAMING OR SWELLING DURING DISTILLATION
10  DF  BY CONDUCTION USING PREHEATED CHARGE CONTAINER OR PREHEATED INERT DISPARATE SOLID OR PREHEATED LIQUID
11  DF  .~ Liquid is metal
12  DF  .~ Particulate disparate solid
13  DF  USING A CARBONIZATION PRODUCT AS INDIRECT HEAT SOURCE
14  DF  .~ For heating the carbonaceous material
15  DF  .~.~ Including heat by burning of product
16  DF  .~.~.~ Solid product
17  DF  AND REFINING CHAR, E.G., DESULFURIZING COKE
18  DF  UTILIZING APPARATUS OF PARTICULAR COMPOSITION
19  DF  APPLYING ELECTRICAL ENERGY DIRECTLY TO MATERIAL
20  DF  ADDING DISPARATE NON-GASEOUS MATERIAL TO FEED
21  DF  FEED OF TWO OR MORE CARBONACEOUS MATERIAL (AT LEAST THE PREDOMINATE ONE BEING SOLID)
22  DF  .~ Char containing
23  DF  .~ Mineral oil containing
24  DF  .~ Coals only
25  DF  FEED OTHER THAN COAL, OIL SHALE OR WOOD
26  DF  IN PARALLEL STAGES SIMULTANEOUSLY
27  DF  INCLUDING BURNING OF VAPORIZED PRODUCT
28  DF  SEQUENTIALLY REMOVING, TREATING AND RECYCLING A PRODUCT
29  DF  .~ Removing and treating vapor
30  DF  AND FRACTIONALLY CONDENSING VAPORS
31  DF  FLUIDIZED BED
32  DF  IN A MOVING BED
33  DF  .~ Agitating
34  DF  .~ Gravitating
35  DF  CARBONIZING UNDER PNEUMATIC PRESSURE OR VACUUM
36  DF  AND ADDING DISPARATE GASEOUS MATERIAL TO THE CARBONIZING ZONE
37  DF  .~ Combustion gases
38  DF  .~ Steam containing
39  DF  QUENCHING CHAR WITH AN INERT MATERIAL
40  DF  ARRANGING THE CARBONACEOUS MATERIAL IN THE CARBONIZING ZONE
41  DF  MISCELLANEOUS
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CROSS-REFERENCE ART COLLECTIONS
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42  DF  PARTICLE SIZE
43  DF  AN EXTRANEOUS, CYCLICALLY CIRCULATED, INERT HEATING GAS
44  DF  PLURAL DISTINCT TEMPERATURE STAGES
45  DF  DISTILLATE TREATMENT OR CONSERVATION