Degradable wellbore isolation devices with varying degradation rates
US10119358B2 · kind B2 · utility
13Cited by
4References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 2014 |
| Grant date | Nov 6, 2018 |
| Priority date | — |
| Expiry date | Jul 10, 2035 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B2200/08
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An example downhole tool includes a wellbore isolation device that provides a plurality of components including one or more first components and one or more second components. Each component is made of a degradable material that degrades when exposed to a wellbore environment, and the one or more first components degrades at a first degradation rate while the one or more second components degrades at a second degradation rate that is slower than the first degradation rate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.