Patent · US Expired

Substrate supported liquid extraction

US6190922A · kind A · utility

3Cited by
19References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 16, 1998
Grant dateFeb 20, 2001
Priority date
Expiry dateApr 16, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T436/255
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This invention relates generally to a method for the extraction of organic liquid contaminates from a sample. This invention is directed to the ability of hydrophobic extraction material or ribbon tape made of a hydrophobic polymer to facilitate the extraction of liquid organic contaminates from an aqueous sample in contact with an organic non-polar solvent.

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