Tubing conveyed perforating assembly safety device
US4673033A · kind A · utility
4Cited by
3References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 31, 1985 |
| Grant date | Jun 16, 1987 |
| Priority date | — |
| Expiry date | Oct 31, 2005 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/116
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
For use in a tubing conveyed perforating gun assembly, the assembly including N shaped charges, a safety device is disclosed. In the preferred and illustrated embodiment, the safety device includes an N+1 shaped charge positioned to destroy a transmitter means forming a signal transmitted up the well. The transmitter means is secured within a cylindrical housing closed by a sacrificial cover, all assembled to the TCP gun assembly.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.