Patent · US Expired

Liquefier process

US6006545A · kind A · utility

11Cited by
7References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 14, 1998
Grant dateDec 28, 1999
Priority date
Expiry dateAug 14, 2018

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S62/91
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A process for liquefying a gas, wherein the gas is compressed, cooled, then expanded in a first turbine and at least partially liquefied, wherein a portion of the liquid produced is also cooled, and then expanded in a second turbine, wherein the second turbine operates with a higher inlet temperature than the first turbine and the first turbine operates at an outlet pressure different than that from the second turbine.

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