Patent · US Expired

Introduction of air into injection water

US6546962B1 · kind B1 · utility

13Cited by
13References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJul 7, 2000
Grant dateApr 15, 2003
Priority date
Expiry dateJul 7, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/87627
  • WIPO fieldCivil engineering
  • WIPO sectorOther fields

Abstract

Air is introduced into the injection water for microbial enhanced oil recovery. The injection water is passed through an ejector where it is entrained and the oxygen subsequently dissolves in the water.

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