Use of environmentally friendly solvents to replace glycol-based solvents
US10633579B2 · kind B2 · utility
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4Claims
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Key dates
| Filing date | Aug 1, 2012 |
| Grant date | Apr 28, 2020 |
| Priority date | — |
| Expiry date | Nov 25, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/00
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method for replacing glycol-based mutual solvents in an oil field application comprising: obtaining an alternative solvent and solvent blends and replacing all or a portion a glycol-based mutual solvent, which forms a component of an oil field formulation, with the alternative solvent or solvent blends, wherein the oil field formulation can be utilized in an oil field application.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.