Patent · US Expired

Oxygen conserving device utilizing a radial multi-stage compressor for high-pressure mobile storage

US6805122B2 · kind B2 · utility

66Cited by
62References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 14, 2001
Grant dateOct 19, 2004
Priority date
Expiry dateMay 23, 2022

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB01D2259/4541
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

An apparatus and process for supplying low pressure oxygen-enriched gas to a patient and at a moderate pressure to a radial compressor, whereupon it is compressed and fed to a high pressure storage tank. The oxygen-enriched gas is prioritized so that it is continuously supplied via a patient flow line to the patient.

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