High performance regular and high expansion elements for oil and gas applications
US11692412B2 · kind B2 · utility
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3References
29Claims
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Key dates
| Filing date | Jan 20, 2021 |
| Grant date | Jul 4, 2023 |
| Priority date | — |
| Expiry date | Jun 4, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B33/128
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A downhole sealing device, a well system employing a downhole sealing device, and a method for sealing within a wellbore. The downhole sealing device, in one aspect, includes one or more downhole sealing features, and an elastomeric element comprising a thiourethane/acrylate polymer coupled to the one or more downhole sealing features. In at least one aspect, the elastomeric element is operable to be compressed in a downhole application against a tubular as a seal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.