Coiled tubing wellbore cleanout
US6607607B2 · kind B2 · utility
26Cited by
19References
48Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 6, 2001 |
| Grant date | Aug 19, 2003 |
| Priority date | — |
| Expiry date | Apr 15, 2021 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B41/0078
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Method and apparatus for substantially cleaning fill from a borehole, variously including in preferred embodiments disturbing, particulate solids of fill while RIH, entraining particulates while POOH, jetting downhole while RIH and jetting uphole while POOH, and controlling at least one of a pump rate regime or a POOH rate regime.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.