[12] Patent
[11] Patent No.:GC0011521  
[45] Date of Publishing the Grant of the Patent: 31/Dec /2020                77/2020  
Number of the Decision to Grant the Patent:2020/176227
Date of the Decision to Grant the Patent:07/Dec/2020

[21] Application No.:GC 2011-17893

[22] Filing Date:2/3/2011

[30] Priority:

[33] State [32] Priority date [31] Priority No.

[72] Inventors:1- Chad C. Rasmussen،2- Garth Matthew Norman،3- Michael R. Miller،4- Justin G. Brennan

[73] Owner: ExxonMobil Upstream Research Company, P.O. Box 2189, Houston, Texas, USA

[74] Agent: Saud M. A. Shawwaf Law Office




Int. Cl.: F25J1/00 (2011.01)

[56] Cited Documents:

-US 2007/0193303 A1 (HAWRYSZ et al) 23 August 2007
-US 6,920,759 B2 (WAKANA et al) 26 July 2005
-US 7,526,926 B2 (RASMUSSEN et al) 05 May 2009
Examiner: Eng. Abdulaziz S. AlMotek

[57] Abstract: The present techniques are directed to a flexible liquefied natural gas (LNG) plant that may be tied to an external electric grid for importing or exporting electric power. Exemplary embodiments provide a method for producing LNG that includes producing a base load capacity of refrigeration capacity for LNG production from a first compression system. Electricity may be produced from a second compressor string if electricity is needed by an external power grid, or a second amount of refrigeration capacity may be provided by the second compressor string is natural gas feed is available and the external grid does not need power.
No. of claims: 16     No. of figures: 12


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