Foam gravel packing in highly deviated wells
US4460045A · kind A · utility
15Cited by
7References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 6, 1982 |
| Grant date | Jul 17, 1984 |
| Priority date | — |
| Expiry date | Jul 6, 2002 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B21/14
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A method for packing particulate material in the annulus surrounding a liner in a subsurface well having a substantial deviation from vertical. Foam carrier fluid is employed for placing the particulate material. The geometry of the apparatus at the location where the material is to be placed is described.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.