Wellbore debris cleanout with coiled tubing using degradable fibers
US8186438B2 · kind B2 · utility
5Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 24, 2009 |
| Grant date | May 29, 2012 |
| Priority date | — |
| Expiry date | Apr 22, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/08
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The current application discloses a method of removing debris from a wellbore including contacting debris in a wellbore with a treatment fluid, wherein the fluid contains degradable fibers, collecting at least a portion of the treatment fluid, and allowing the degradable fibers to degrade. The current application also discloses a method of removing debris from a wellbore including contacting debris in a wellbore with a treatment fluid, wherein the fluid contains degradable fibers, collecting the treatment fluid, and exposing the fluid to a composition to encourage the degradable fibers to degrade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.