Reusable perforating gun system and method
US10900334B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 10, 2020 |
| Grant date | Jan 26, 2021 |
| Priority date | — |
| Expiry date | Feb 10, 2040 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42D1/05
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A tool string includes a perforating gun including a signal conductor, a sub that includes a sub housing including a first bulkhead receptacle extending into the sub housing from a first end, a second bulkhead receptacle extending into the sub housing from a second end, and a switch receptacle positioned between the first bulkhead receptacle and the second bulkhead receptacle, a first bulkhead connector, and a second bulkhead connector, and a switch positionable in the switch receptacle, wherein the switch is configured to establish an electrical connection with the signal conductor of the perforating gun in response to coupling of the sub with the perforating gun, and wherein the switch receptacle is isolated from fluid pressure external of the switch receptacle when the first bulkhead connector is positioned in the first bulkhead receptacle and the second bulkhead connector is positioned in the second bulkhead receptacle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.