Well stimulation
US8151876B2 · kind B2 · utility
0Cited by
15References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 7, 2009 |
| Grant date | Apr 10, 2012 |
| Priority date | — |
| Expiry date | Jan 1, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/86
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Disclosed are processes for improving recovery of product from a subterranean carbonaceous deposit wherein there has been a reduction in product recovery from a production well, the processes comprising treating the deposit with a liquid that contains at least one of an oxoacid ester of phosphorous or an oxoacid acid ester of sulfur.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.