Patent · US Active

Process for producing ethanol from textile cotton

US9540665B2 · kind B2 · utility

1Cited by
15References
16Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 4, 2009
Grant dateJan 10, 2017
Priority date
Expiry dateJun 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.