Method and apparatus for completing well
US4600056A · kind A · utility
8Cited by
10References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 4, 1985 |
| Grant date | Jul 15, 1986 |
| Priority date | — |
| Expiry date | Feb 4, 2005 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/14
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for the cementing in of a well so that the cement is not contacted by deleterious materials, such as gas, is disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.