Polymer coated proppant
US11352553B2 · kind B2 · utility
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Key dates
| Filing date | Nov 10, 2015 |
| Grant date | Jun 7, 2022 |
| Priority date | — |
| Expiry date | Nov 10, 2035 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K8/805
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A cross-linkable thermoplastic resin coating that is suitable for use in a coated proppant material used in sand control in oil and gas wells. The cross-linkable thermoplastic exhibits improved stability and low temperature and pressure strength compared to current thermosetting resin formulations.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.