Pulsed electric rock drilling apparatus
US7416032B2 · kind B2 · utility
80Cited by
15References
45Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 19, 2005 |
| Grant date | Aug 26, 2008 |
| Priority date | — |
| Expiry date | Sep 16, 2026 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB02C2019/183
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention provides for pulsed powered drilling apparatuses and methods. A drilling apparatus is provided comprising a bit having one or more sets of electrodes through which a pulsed voltage is passed through a mineral substrate to create a crushing or drilling action.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.