Process for treating produced water from an oil and gas field
US11001516B2 · kind B2 · utility
0Cited by
3References
11Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 15, 2016 |
| Grant date | May 11, 2021 |
| Priority date | — |
| Expiry date | Feb 11, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F2301/046
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
A process of treating a liquid containing oil and solids, includes an ultra- or micro-filtration step followed by a coalescing step of the concentrate obtained from the filtering step by uses of a coalescing contactor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.