Patent · US Expired

Method and means for changing characteristics of substances

US5824203A · kind A · utility

10Cited by
4References
24Claims
0Family size

Assignee

Inventor

Key dates

Filing dateFeb 4, 1994
Grant dateOct 20, 1998
Priority date
Expiry dateFeb 4, 2014

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01J2219/0877
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method and means for changing the characteristics of a substance, particularly a viscous substance, involves passing the substance into a path, passing a solvent for that substance into the path, and subjecting the substance and the solvent to a pulsating electric field in the frequency range of 0.1 Hz to 100 Hz.

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