Method for purifying glycol used as a hydrate inhibitor
US10953347B2 · kind B2 · utility
1Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 22, 2015 |
| Grant date | Mar 23, 2021 |
| Priority date | — |
| Expiry date | Feb 10, 2037 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10L2290/545
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The invention concerns a purification method comprising: the collected fraction being enriched with glycol and depleted of monovalent ions and multivalent ions relative to the flow.The invention also concerns an installation adapted to implement this method, and its application to the regeneration of an anti-hydrate agent.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.