Plug with composite ends and method of forming and using
US12123278B2 · kind B2 · utility
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1References
14Claims
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Key dates
| Filing date | Jun 22, 2021 |
| Grant date | Oct 22, 2024 |
| Priority date | — |
| Expiry date | Jun 22, 2041 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE21B36/008
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A plug with composite reinforced end(s) and a mostly-bismuth-alloy middle section. At least one end comprises a composite material. One end is a composite, with a bismuth alloy and a particulate material of greater strength than the bismuth material. A plug having both ends of the composite material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.