Use of biodegradable hydrocarbon fluids for aluminium cold-rolling
US11319502B2 · kind B2 · utility
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16Claims
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Key dates
| Filing date | Oct 26, 2017 |
| Grant date | May 3, 2022 |
| Priority date | — |
| Expiry date | Aug 9, 2038 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02P30/20
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention is the use, as oil for aluminium and aluminium alloys cold rolling, of a fluid having a boiling point in the range of from 200° C. to 400° C. and a boiling range below 80° C., said fluid comprising more than 95% by weight isoparaffins and less than 3% by weight of naphthens, a biocarbon content of at least 95% by weight, containing less than 100 ppm by weight aromatics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.