Patent · US Expired

Cryogenic rectification system with dual phase turboexpansion

US5564290A · kind A · utility

10Cited by
11References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 1995
Grant dateOct 15, 1996
Priority date
Expiry dateSep 29, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S62/939
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A cryogenic rectification system for producing elevated pressure gaseous oxygen wherein pressurized liquid oxygen is vaporized against pressurized working fluid which is then turboexpanded to form a dual phase stream having both vapor and liquid fractions.

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