Patent · US Expired

Recovery of small particles by flow centrifugation

US4217418A · kind A · utility

11Cited by
6References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 9, 1979
Grant dateAug 12, 1980
Priority date
Expiry dateMar 9, 1999

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S530/83
  • WIPO fieldPharmaceuticals
  • WIPO sectorChemistry

Abstract

It has now been found that small size particles may be extracted from a proteinaceous liquid at a low flow rate in flow-centrifuge operation by precooling the liquid before it enters the centrifuge and by employing a multi-step gradient.

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