| 发明名称 |
Reaming apparatus and method with enhanced structural protection |
| 摘要 |
A method and apparatus for reaming or enlarging a borehole with the ability to drill cement, cement float equipment, and debris out of a casing without substantial damage to the casing interior or the reaming apparatus. The reaming apparatus also provides enhanced protection from contact with the casing wall for selected structural features and elements thereof.
|
| 申请公布号 |
US6695080(B2) |
申请公布日期 |
2004.02.24 |
| 申请号 |
US20020120208 |
申请日期 |
2002.04.10 |
| 申请人 |
BAKER HUGHES INCORPORATED |
发明人 |
PRESLEY W. GREGORY;CHARLES CHRISTOPHER S.;RADFORD STEVEN R.;MEINERS MATTHEW J.;MORRIS MARK E.;CLINKSCALES D. JAY;LUND JEFFREY B.;LAING ROBERT A.;MUMMA MATTHEW D. |
| 分类号 |
E21B10/16;E21B10/26;E21B10/54;E21B10/55;E21B10/56;E21B10/567;(IPC1-7):E21B10/26 |
主分类号 |
E21B10/16 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
