Patent · US Active

Method for pre-treatment of subterranean sites adjacent to water injection wells

US8397805B2 · kind B2 · utility

0Cited by
5References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 9, 2010
Grant dateMar 19, 2013
Priority date
Expiry dateApr 13, 2031

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC09K8/52
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

A method to improve the effectiveness of MEOR or bioremediation processes. In this method toxic chemicals accumulated in subterranean sites adjacent to the water injection wells are either dispersed or removed prior to introduction of microbial inocula for enhanced microbial oil recovery or bioremediation of these sites.

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