B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 53/14 (2006.01)
Patent
CA 2371778
An improved absorbent composition for the removal of acid gases, such as CO2, H2S and COS, from gas streams is provided. The absorbent composition comprises an aqueous solution comprising: 1) greater than 1 mole piperazine per liter of aqueous solution; and 2) about 1.5 to about 6 moles methyldiethanolamine per liter of aqueous solution.
L'invention concerne une composition absorbante améliorée permettant d'éliminer des gaz acides, par exemple CO2, H2S, et COS, de flux gazeux. Cette composition absorbante renferme une solution aqueuse qui contient: 1) plus d'une mole de pipérazine par litre de la solution aqueuse; et 2) entre 1,5 et 6 moles de méthyldiéthanolamine par litre de ladite solution aqueuse.
Dean John Wayne
Forte Paulino
Schubert Craig Norman
Smart & Biggar
Union Carbide Chemicals & Plastics Technology Corporation
Union Carbide Chemicals & Plastics Technology Llc
LandOfFree
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