Method for pre-treatment of subterranean sites adjacent to water injection wells
US8371378B2 · kind B2 · utility
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7Claims
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Key dates
| Filing date | Jul 9, 2010 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | May 19, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/20
- WIPO fieldCivil engineering
- WIPO sectorOther fields
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.