Inverse emulsion polymers as lost circulation material
US7870903B2 · kind B2 · utility
10Cited by
147References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 13, 2005 |
| Grant date | Jan 18, 2011 |
| Priority date | — |
| Expiry date | Sep 17, 2026 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/508
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A sealant composition comprising an inverse emulsion polymer and methods of servicing a wellbore using the same are disclosed. In one embodiment, a method of servicing a wellbore that penetrates a subterranean formation is disclosed. The method comprises placing a sealant composition comprising an inverse emulsion polymer into the wellbore to reduce a loss of fluid to the subterranean formation during placement of the fluid in the wellbore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.