Shear rams for a blowout preventer
US10472915B2 · kind B2 · utility
0Cited by
5References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2017 |
| Grant date | Nov 12, 2019 |
| Priority date | — |
| Expiry date | Jul 12, 2037 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B29/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present disclosure relates to a system that includes a shearing ram configured to mount in a blowout preventer, wherein the shearing ram includes a body portion with a tapered surface, where the body portion includes a first hardness, and a ledge extending from an end of the tapered surface to form an edge, where the ledge includes a second hardness, greater than the first hardness.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.