Cutting element for a rotary drill bit and method for making same
US4705123A · kind A · utility
24Cited by
2References
21Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 29, 1986 |
| Grant date | Nov 10, 1987 |
| Priority date | — |
| Expiry date | Jul 29, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T408/78
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A cutting element comprises a stud and a cutting blank bonded to a mounting face of the stud. The stud comprises stiffening elements of a refractory carbide embedded in a body of steel. The mounting surface is formed partially of carbide and partially of steel, and the cutting blank is bonded to the steel and carbide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.