Patent · US Expired

Injection of phosphorus nutrient sources under acid conditions for subterranean microbial processes

US5341875A · kind A · utility

24Cited by
24References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 22, 1992
Grant dateAug 30, 1994
Priority date
Expiry dateDec 22, 2012

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K8/58
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention provides a process for injecting microbial nutrients into a subterranean formation wherein microorganism are provided a phosphorus nutrient source, and said phosphorus nutrient source into said formation under acid conditions.

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