Methods and systems to seal subterranean void
US10683725B2 · kind B2 · utility
0Cited by
10References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 13, 2018 |
| Grant date | Jun 16, 2020 |
| Priority date | — |
| Expiry date | Apr 13, 2038 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B21/003
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A device including an expandable material that is configured to be compressed in a first state while traveling through a wellbore and expanded in a second state to form a seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.