Title:
GAS MIXTURE SEPARATION BY DISTILLATION WITH FEED-COLUMN HEAT EXCHANGE AND INTERMEDIATE PLURAL STAGE WORK EXPANSION OF THE FEED
United States Patent 3516261
US Patent References:
Production of ethylene
- - 1460545
Separating constituents of coke oven gases
- - 2503265
Method of pumping liquefied gases containing nitrogen
- - 2661608
Recovery of liquids from gas-oil mixtures
- - 2675883
Process for separation of gases
- - 2713780
Production of ethylene
- - 1460545
Separating constituents of coke oven gases
- - 2503265
Method of pumping liquefied gases containing nitrogen
- - 2661608
Recovery of liquids from gas-oil mixtures
- - 2675883
Process for separation of gases
- - 2713780
Inventors:
Hoffman, Michael L.
Publication Date:
06/23/1970
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Assignee:
MC DONNELL DOUGLAS CORP
Primary Class:
International Classes:
F25J3/02; F25J3/06; F25J3/02
US Patent References:
| 3280060 | Composition of shellac and aromatic hydrocarbon phenol resin |