Patent · US Expired

Sealing system for centrifugal compressors which process lethal gases

US6969229B2 · kind B2 · utility

1Cited by
0References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 3, 2003
Grant dateNov 29, 2005
Priority date
Expiry dateJun 3, 2023

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF04D29/083
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A sealing system (10) which ensures the safe operation of very high pressure centrifugal compressors which process lethal gases. The system comprises sealing means (18, 19) separated by an annular chamber (12), and a discharge line (32) for collecting and eliminating any gases that may be released.

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