Downhole filtration tool
US9657554B2 · kind B2 · utility
4Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 13, 2013 |
| Grant date | May 23, 2017 |
| Priority date | — |
| Expiry date | Jul 28, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B43/084
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole filtration tool to remove sand and other solid particles from production fluid in a subterranean well. The downhole filtration tool includes a perforated mandrel surrounded by at least one filter element made of an open weave polymeric fiberglass material. In addition, the downhole filtration tool may include an additional screen or mesh installed in a separating annulus intermediate of the mandrel and the filter element to provide a filter having improved permeability and resistance to chemical and physical forces.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.