Method for reducing the production of water from oil wells
US3939912A · kind A · utility
2Cited by
7References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 1975 |
| Grant date | Feb 24, 1976 |
| Priority date | — |
| Expiry date | Mar 21, 1995 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/32
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for reducing the production of water from oil wells by injecting into the oil wells a viscous oil containing from about 0.01 to about 10 weight percent of a coupling agent in an amount sufficient to saturate the subterranean formations penetrated by the wellbore radially for distance up to about 100 feet.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.