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.
Patent No.:
Date of Patent:
Aug. 28, 2012
Filed:
Dec. 26, 2006
Applicants:
Calogero Migliore, Madrid, ES;
Silvia Pérez Díaz, Gijón (Asturias), ES;
Giorgio Soave, Milan, IT;
Inventors:
Assignee:
Repsol YPF, S.A., Madrid, ES;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F25J 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A process to obtain liquefied natural gas (LNG) which comprises the use of air as refrigerant in an open or closed cycle. The invention also refers to a system to carry out said process and uses thereof.