Process for dehydrating and degassing a gas, comprising a prelim

Details Process for dehydrating and degassing a gas, comprising a prelim Process for dehydrating and degassing a gas, comprising a prelim

1997-09-23

1999-02-09

Capossela, Ronald

Refrigeration

Cryogenic treatment of gas or gas mixture

Separation of gas mixture

62633, F25J 100

Patent

active

058680047

ABSTRACT:
A process for treating a gas containing methane, at least one higher hydrocarbon and water to eliminate the water and/or extract the higher hydrocarbon(s) comprises dividing the gas to be treated into at least two fractions each of which undergo at least one cooling step, and bringing an aqueous phase fraction obtained after cooling into contact with the gas to be treated. The treatment process uses units with reduced floor space and weight.

REFERENCES:
patent: 2672034 (1954-03-01), Morrow
patent: 2994644 (1961-08-01), Clay
patent: 3925047 (1975-12-01), Harper
patent: 4266958 (1981-05-01), Cummings

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