Fracing plug
US11162345B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 6, 2019 |
| Grant date | Nov 2, 2021 |
| Priority date | — |
| Expiry date | Dec 6, 2039 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/26
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for use in forming a plug during hydraulic fracturing of a subterranean soil formation includes a top tubular retaining body extending between top and bottom ends and having a frustoconical outer surface extending from the bottom end thereof; and a plurality of slip arms located around the outer surface of the retaining body, each slip arm extending between top and bottom ends and having an inner surface extending from the slip arm top end corresponding to the outer surface of the retaining body and an exterior surface adapted to engage a wellbore. The plurality of slip arms extend from a ring surrounding the retaining body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.