Patent · US Expired

Method for generating a cold gas

US6301923A · kind A · utility

13Cited by
13References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2001
Grant dateOct 16, 2001
Priority date
Expiry dateMar 21, 2021

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25J2270/90
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method for generating refrigeration for application to a heat load, especially at very cold temperatures, using an environmentally benign working gas such as air and using an upstream precooling circuit to reduce or eliminate inefficiencies stemming from warm end pinch.

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