Gate valve protector sleeve
US10378659B2 · kind B2 · utility
18Cited by
19References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 28, 2017 |
| Grant date | Aug 13, 2019 |
| Priority date | — |
| Expiry date | Sep 28, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/26
- WIPO fieldMechanical elements
- WIPO sectorMechanical engineering
Abstract
In one aspect, this disclosure relates to a protector sleeve for a frac gate valve. The disclosed protector sleeve prevents frac sand and other particulates from becoming trapped between the seat and the seat pockets. In another aspect, this disclosure relates to a gate valve including the protector sleeve described above. The gate valve may include two protector sleeves, one disposed proximate the contact surfaces of each of the two seats and the two seat pockets.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.