Pressure limiting device for well perforation gun string
US8807213B2 · kind B2 · utility
13Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 14, 2012 |
| Grant date | Aug 19, 2014 |
| Priority date | — |
| Expiry date | Jun 14, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/1195
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A perforation gun. The perforation gun comprises a tool body, the tool body defining at least one shouldered hole wherein the shouldered hole comprises a hole through a wall of the tool body and a shoulder that is thinner than the wall of the tool body and at least one perforating explosive charge disposed within the tool body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.