Blade cover
US12031386B2 · kind B2 · utility
0Cited by
95References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 26, 2021 |
| Grant date | Jul 9, 2024 |
| Priority date | — |
| Expiry date | Aug 26, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B10/62
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A blade on a downhole drilling tool includes a blade body and a blade cover. The blade cover is pre-sintered and conforming to the blade outer shape. The blade cover is attached to the blade body. The blade cover includes a seamless connection between a cover leading face and a cover outer face to reduce wear on the outer face of the blade.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.