Patent · US Expired

Filter device for liquids

US4600507A · kind A · utility

19Cited by
7References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 5, 1984
Grant dateJul 15, 1986
Priority date
Expiry dateJul 5, 2004

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01N33/491
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A filter device capable of simultaneously effecting centrifugal separation and filtration comprises a hollow main body closed at one end thereof and adapted for effective use in a centrifuge, at least one filter medium disposed inside the hollow main body substantially along the axis thereof and adapted to partition the interior of the hollow main body into plural compartments, at least one of the compartments being a liquid feeding compartment and another compartment being a filtrate receiving compartment, wherein liquid entering the liquid feeding compartment is centrifuged and simultaneously filtered by the filter medium, and the filtrate flows into the filtrate receiving compartment. This filter device is used, for example, for the removal of proteins from blood.

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