Patent · US Expired

Method for producing liquefied natural gas

US7231784B2 · kind B2 · utility

18Cited by
11References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 13, 2004
Grant dateJun 19, 2007
Priority date
Expiry dateAug 18, 2025

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25J2290/32
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

A method for producing liquefied natural gas employing two separate adsorption steps for removing water and carbon dioxide from natural gas and employing a subambient expansion to produce regeneration gas for the regeneration of the dehydration adsorption step in addition to supplying refrigeration for the cooling or liquefaction of clean natural gas.

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