The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 27, 2019

Filed:

Jan. 24, 2017
Applicant:

L'air Liquide, Societe Anonyme Pour L'etude ET L'exploitation Des Procedes Georges Claude, Paris, FR;

Inventors:

Alexander Roesch, Katy, TX (US);

Alain Guillard, Houston, TX (US);

Michael A. Turney, Houston, TX (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 3/34 (2006.01); C01B 3/38 (2006.01); C01B 3/56 (2006.01); F25J 1/00 (2006.01); F25J 1/02 (2006.01);
U.S. Cl.
CPC ...
F25J 1/0231 (2013.01); C01B 3/34 (2013.01); C01B 3/384 (2013.01); C01B 3/56 (2013.01); F25J 1/005 (2013.01); F25J 1/0022 (2013.01); F25J 1/0035 (2013.01); F25J 1/0037 (2013.01); F25J 1/0052 (2013.01); F25J 1/0072 (2013.01); F25J 1/023 (2013.01); F25J 1/0204 (2013.01); F25J 1/0229 (2013.01); F25J 1/0232 (2013.01); F25J 1/0282 (2013.01); F25J 1/0288 (2013.01); F25J 1/0292 (2013.01); F25J 1/0294 (2013.01); C01B 2203/0205 (2013.01); C01B 2203/0233 (2013.01); C01B 2203/0244 (2013.01); C01B 2203/042 (2013.01); C01B 2203/0475 (2013.01); C01B 2203/0495 (2013.01); C01B 2203/061 (2013.01); C01B 2203/1241 (2013.01); C01B 2203/84 (2013.01); F25J 2210/06 (2013.01); F25J 2210/60 (2013.01); F25J 2230/20 (2013.01); F25J 2230/30 (2013.01); F25J 2230/60 (2013.01); F25J 2240/02 (2013.01); F25J 2240/04 (2013.01); F25J 2240/12 (2013.01); F25J 2240/70 (2013.01); F25J 2260/60 (2013.01); F25J 2270/04 (2013.01); F25J 2270/12 (2013.01); F25J 2270/16 (2013.01);
Abstract

An integrated method for the production of liquefied natural gas (LNG) and syngas is provided. The method can include the steps of: utilizing letdown energy of a high pressure natural gas stream that is withdrawn from a natural gas pipeline to provide a warm temperature cooling; utilizing a refrigeration cycle to provide a cold temperature cooling, wherein the refrigeration cycle comprises a refrigerant recycle compressor that is powered utilizing a steam turbine; and cooling a second high pressure natural gas stream using the warm temperature cooling and the cold temperature cooling to produce an LNG product stream. The second high pressure natural gas stream is withdrawn from the natural gas pipeline, and the steam turbine is powered by high pressure steam that is produced from a syngas production facility.


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