Patent · US Expired

Electrically conductive fluids

US5104582A · kind A · utility

9Cited by
2References
6Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 12, 1989
Grant dateApr 14, 1992
Priority date
Expiry dateOct 12, 2009

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01F1/442
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

The invention refers to an electrically conducting, preferably magnetic fluid, which contains magnetic particles, dispersed in a carrier fluid by means of a dispersant. The fluid is characterized therein that it also contains an electrolyte, which is held in solution by means of one or more complex-forming substances known as ligands.

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