Process for producing ethanol from textile cotton
US9540665B2 · kind B2 · utility
1Cited by
15References
16Claims
0Family size
Assignee
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Key dates
| Filing date | Dec 4, 2009 |
| Grant date | Jan 10, 2017 |
| Priority date | — |
| Expiry date | Jun 7, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E50/10
- WIPO fieldBiotechnology
- WIPO sectorChemistry
Abstract
A recycled textile cotton used for producing ethanol by the execution of a process that includes a step of pretreatment of textile cotton by pulping in an extruder, which may or may not involve a grinding step prior to pulping in the extruder, a step of enzymatic hydrolysis, a step of filtration(s), and a step of fermentation.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.