Patent · US Expired

Rotating seals for cell processing systems

US6439577B2 · kind B2 · utility

58Cited by
13References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 16, 2001
Grant dateAug 27, 2002
Priority date
Expiry dateJan 16, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/87249
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

The invention provides an improved rotating seal apparatus including a plurality of concentrically spaced annular rotating seals. The invention also provides a rotating seal apparatus including a pressurized annular chamber surrounding an annular rotating seal.

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