Methods of recycling oil from a direct phase emulsion
US11739246B2 · kind B2 · utility
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2References
12Claims
0Family size
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Key dates
| Filing date | Jul 1, 2019 |
| Grant date | Aug 29, 2023 |
| Priority date | — |
| Expiry date | Oct 13, 2039 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09K2208/30
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A method of recycling a direct emulsion wellbore fluid may include disrupting a direct emulsion comprising an aqueous external phase and an oleaginous internal phase, wherein the direct emulsion is stabilized by a surfactant composition; and separating the aqueous phase and the oleaginous phase.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.