Patent · US Expired

Recovery of gaseous components from scrubbing liquid

US3975172A · kind A · utility

28Cited by
5References
12Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMar 14, 1974
Grant dateAug 17, 1976
Priority date
Expiry dateMar 14, 1994

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02C20/40
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Process for the recovery of one or more components of a raw gas, absorbed by the scrubbing liquid during a physical gas scrubbing step, by expanding the laden scrubbing liquid, characterized in that the expanded, laden scrubbing liquid is stripped, before its final regeneration, with a gas consisting exclusively of one or more components of the raw gas and essentially free of the components to be recovered and to be scrubbed out.

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