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:
Dec. 01, 1987
Filed:
May. 16, 1986
Applicant:
Inventors:
Luigi Gazzi, Milan, IT;
Carlo Rescalli, Milan, IT;
Assignee:
Snamprogetti S.p.A., Milan, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F25J / ;
U.S. Cl.
CPC ...
62 17 ; 55 68 ; 55 73 ; 62 20 ;
Abstract
A cryogenic process is disclosed for the selective removal of acidic gases from natural gases or from synthesis gases by adsorption in two towers and cooling of the gas outcoming from the first tower to the purpose of condensing a portion of CO.sub.2 contained in the same gas, which is characterized in that in it a mixture is used constituted by one or more selective solvents selected among low molecular weight esters, alcohols and ethers.