Cutter and cutting tool incorporating the same
US8689911B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 7, 2009 |
| Grant date | Apr 8, 2014 |
| Priority date | — |
| Expiry date | May 15, 2030 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B10/573
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A cutter for a downhole cutting tool is disclosed. The cutter includes a cutter body having a cutting face, a peripheral sidewall flank, and a base. The base has a recessed channel that extends inwardly from the peripheral sidewall flank and provides an inlet opening therein. A downhole cutting tool employing the cutter is also disclosed. The cutting tool includes a tool body having a cutter face. The tool also includes a cutter body having a cutting face, a peripheral sidewall flank, and a base, the base having a recessed channel that extends inwardly from the peripheral sidewall flank and provides an inlet opening therein. The tool also includes a braze joint between the base and the bonding surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.