Patent · US Expired

Process for dehydrating and degassing a gas, comprising a preliminary cooling step

US5868004A · kind A · utility

8Cited by
4References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 23, 1997
Grant dateFeb 9, 1999
Priority date
Expiry dateSep 23, 2017

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC10G5/04
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.