Earth-boring tools having differing cutting elements on a blade and related methods
US8505634B2 · kind B2 · utility
17Cited by
49References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2010 |
| Grant date | Aug 13, 2013 |
| Priority date | — |
| Expiry date | Feb 23, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B10/54
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
Earth-boring tools include combinations of shearing cutting elements and gouging cutting elements on a blade of the earth-boring tools. In some embodiments, a gouging cutting element may be disposed adjacent to a shearing cutting element on a blade of an earth-boring tool. Methods of forming earth-boring tools include providing such combination of at least one shearing cutting element and at least one gouging cutting element on a blade of an earth-boring tool.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.