Wireline set/tubing retrieve packer type bridge plug
US4545431A · kind A · utility
22Cited by
13References
20Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 23, 1984 |
| Grant date | Oct 8, 1985 |
| Priority date | — |
| Expiry date | May 23, 2004 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/134
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A packer type bridge plug for use in wells which may be set upon a wireline and retrieved upon a tubing string.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.