Patent · US Active

Acidic gas removal by aqueous amine solvents

US8816078B2 · kind B2 · utility

3Cited by
8References
18Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 11, 2011
Grant dateAug 26, 2014
Priority date
Expiry dateNov 7, 2032

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2257/504
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Compositions and methods related to the removal of acidic gas. In one embodiment, compositions and methods are provided for the removal of acidic gas from a gas mixture using an aqueous amine solvent comprising water, a first amine, and a second amine, wherein the first amine contributes at least 50% by weight of the solvent's total amine concentration.

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