Sleeve fracturing assembly, device using the same and method for using the same
US9708889B2 · kind B2 · utility
0Cited by
1References
17Claims
0Family size
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Key dates
| Filing date | Jun 21, 2012 |
| Grant date | Jul 18, 2017 |
| Priority date | — |
| Expiry date | May 14, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/06
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A sleeve fracturing assembly includes a composite sleeve and an opening tool. The composite sleeve and the opening tool can automatically engage with each other via teeth-shaped members arranged thereon so as to open the composite sleeve. A sleeve fracturing device includes a plurality of composite sleeves and opening tools, wherein each composite sleeve and opening tool can achieve unique engagement. A method of using the sleeve fracturing device is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.