Invention Grant
US07655096B2 Coiled tubing wellbore cleanout 有权
螺旋管井筒清理

Coiled tubing wellbore cleanout
Abstract:
A method and apparatus for substantially cleaning fill from a borehole is described variously including running a coiled tubing assembly into the wellbore, creating a fluid vortex by circulating cleaning fluid through the coiled tubing, and pulling the coiled tubing and coiled tubing assembly out of the hole at a speed sufficient to substantially clean the particulate solids from the wellbore. An apparatus for substantially cleaning fill from a hole, including vertical, horizontal, or deviated wells also is provided.
Public/Granted literature
Information query
Patent Agency Ranking
0/0