Laser bottom hole assembly
US8627901B1 · kind B1 · utility
40Cited by
317References
53Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 1, 2010 |
| Grant date | Jan 14, 2014 |
| Priority date | — |
| Expiry date | Dec 3, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B4/02
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
There is provided for laser bottom hole assembly for providing a high power laser beam having greater than 5 kW of power for a laser mechanical drilling process to advance a borehole. This assembly utilizes a reverse Moineau motor type power section and provides a self-regulating system that addresses fluid flows relating to motive force, cooling and removal of cuttings.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.