Patent · US Expired

Materials handling apparatus for a ferrofluid sink/float separator

US4052297A · kind A · utility

5Cited by
7References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateMay 30, 1973
Grant dateOct 4, 1977
Priority date
Expiry dateMay 30, 1993

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB03C1/32
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

This invention is directed to a scheme for increasing the height of a ferrofluid column in a ferrofluid sink/float separator by judiciously locating the access openings into the column of ferrofluid so that said opening is on a predetermined air-ferrofluid interface to support a specific height of a ferrofluid column.

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