Cutting elements for drill bits for drilling subterranean formations and methods of forming such cutting elements
US9957757B2 · kind B2 · utility
0Cited by
152References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2015 |
| Grant date | May 1, 2018 |
| Priority date | — |
| Expiry date | Apr 28, 2036 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B10/5676
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cutting element for use in a drill bit for drilling subterranean formations includes a cutting body having a substrate, and a superabrasive layer overlying an upper surface of the substrate. The cutting element further includes a sleeve including another superabrasive layer and surrounding the peripheral side surface of the cutting body.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.