Method and apparatus for forming a tubular conduit
US8851192B2 · kind B2 · utility
3Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 1, 2009 |
| Grant date | Oct 7, 2014 |
| Priority date | — |
| Expiry date | Jul 4, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T29/53
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method of forming a tubular conduit in a borehole, wherein the borehole is closed by means of a pressure barrier capable of sustaining a borehole pressure and having at least one pressure sealable inlet, comprises:
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.