Cryogenic process for the selective removal of acidic gases from mixtures of gases by solvents
CA 1270746 C · Owner: Gazzi, Luigi · Inventors: Gazzi, Luigi; Rescalli, Carlo
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
CASE 2152, "CRYOGENIC PROCESS FOR THE SELECTIVE REMOVAL OF ACIDIC GASES FROM MIXTURES OF GASES BY SOLVENTS" Abstract of the Disclosure, 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 CO2 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 of the following classes:, - esters of alcohols of general formula R1COOR2 wherein R1 and R2 are alkyl groups of from 1 to 4 …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted June 26, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 26, 2007.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.