Drill pipe perforator apparatus and method of use
US9593535B2 · kind B2 · utility
1Cited by
2References
30Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 1, 2013 |
| Grant date | Mar 14, 2017 |
| Priority date | — |
| Expiry date | Sep 18, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/114
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
This disclosure is related to a perforator tool and a method of using the perforator tool to perforate a formation. The perforator tool can include a first and second sleeve and optionally a third sleeve. The perforator tool can also include at least one perforation opening and at least one circulation port. The sleeves are slidably disposed within the perforator tool and can be displaced to permit perforation of the formation, block the perforation openings and open circulation ports.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.