Patent · US Expired

Cryogenic rectification system with liquid oxygen boiler

US5365741A · kind A · utility

10Cited by
16References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 13, 1993
Grant dateNov 22, 1994
Priority date
Expiry dateMay 13, 2013

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25J2250/50
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A cryogenic rectification system wherein compressed feed is further compressed in a compressor coupled to a turboexpander and turboexpanded through the turboexpander to drive the compressor, and a portion of the feed which does not undergo turboexpansion is condensed against liquid oxygen in a product boiler.

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