Patent · US Expired

Organic solid substrate dewatering process utilizing primary and secondary solvents

US4339882A · kind A · utility

10Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 2, 1981
Grant dateJul 20, 1982
Priority date
Expiry dateJul 2, 2001

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D12/00
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method of removing water from organic solid substrates, such as peat, wherein a primary solvent is used to extract water from the substrate and a secondary solvent is used to separate the primary solvent from the water.

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