Diverting compositions, fluid loss control pills, and breakers thereof
US8017563B2 · kind B2 · utility
3Cited by
14References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 8, 2007 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Aug 7, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of treating a well that includes selectively emplacing a fluid loss pill into the well, wherein the fluid loss pill includes at least one of diethylene glycol, triethylene glycol, and tetraethylene glycol, and wherein the at least one of diethylene glycol, triethylene glycol, and tetraethylene glycol reacts with a calcium brine present in the well to form a plug is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.