Patent · US Active

Method of recovering and concentrating an aqueous N-methylmorpholine-N-oxide (NMMO) solution

US8932471B2 · kind B2 · utility

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Key dates

Filing dateSep 9, 2011
Grant dateJan 13, 2015
Priority date—
Expiry dateJul 13, 2033

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/62
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This disclosure relates to a method of recovering and concentrating an aqueous N-methylmorpholine-N-oxide (NMMO) solution.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.