Self-healing insulation fluid for repairing damaged fluid filled cables
US11177049B2 · kind B2 · utility
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1References
12Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 12, 2018 |
| Grant date | Nov 16, 2021 |
| Priority date | — |
| Expiry date | Jul 12, 2038 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC10N2040/16
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The disclosure describes a method of purifying a self-healing fluid (SHF) comprising a drying oil and dielectric fluid. The method comprises (a) filtering the SHF through an absorbent material; and (b) subsequently filtering the SHF through a micropore filter system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.