Cutting element and method of forming thereof
US8757299B2 · kind B2 · utility
42Cited by
148References
6Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jul 8, 2010 |
| Grant date | Jun 24, 2014 |
| Priority date | — |
| Expiry date | Jul 14, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC22C2204/00
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cutting element for use in a drilling bit and/or milling bit having a cutter body made of a substrate having an upper surface, and a superabrasive layer overlying the upper surface of the substrate. The cutting element further including a sleeve extending around a portion of a side surface of the superabrasive layer and a side surface of the substrate, wherein the sleeve exerts a radially compressive force on the superabrasive layer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.