Patent · US Expired

Apparatus for aseptic vortex flow concentration

US5925246A · kind A · utility

8Cited by
18References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 31, 1996
Grant dateJul 20, 1999
Priority date
Expiry dateOct 31, 2016

Classification

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

Abstract

An apparatus is provided having a rotor inside a membrane for the aseptic vortex flow concentration of a liquid or semisolid dispersion which has a shed-resistant bearing interface so that unwanted bearing material does not contaminate the substances, e.g., pharmaceutical and biological materials, that are being processed.

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