Method for removing a sealing plug from a well
US7591318B2 · kind B2 · utility
86Cited by
328References
25Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 20, 2006 |
| Grant date | Sep 22, 2009 |
| Priority date | — |
| Expiry date | Jan 15, 2027 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/134
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for removing a sealing plug from a casing or a wellbore according to which a sealing plug is adapted to expand into engagement with the casing or the wellbore. A wireless signal is sent to the plug to cause the plug to lose its structural integrity and fall to the bottom of the wellbore.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.