Interruptor sub, perforating gun having the same, and method of blocking ballistic transfer
US9157718B2 · kind B2 · utility
25Cited by
12References
22Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 7, 2012 |
| Grant date | Oct 13, 2015 |
| Priority date | — |
| Expiry date | Jun 22, 2034 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF42C15/42
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An interruption sub for a downhole tool the downhole tool activatable by detonation. The interruption sub includes a barrier movable between a biased closed position and an open position. Preventing ballistic transfer to the downhole tool in the closed position and allowing ballistic transfer to the downhole tool in the open position. A detonation path within the interruption sub, wherein the barrier is hydraulically or electronically movable from the closed position to the open position in response to at least one condition acceptable for ballistic transfer. Also included is a downhole tool activatable by detonation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.