Acetylene recovery process and apparatus

Details Acetylene recovery process and apparatus Acetylene recovery process and apparatus

C - Chemistry, Metallurgy

07

C

162/139, 260/717

C07C 11/24 (2006.01) B01D 53/14 (2006.01) C07C 7/11 (2006.01)

Patent

CA 1147756

11289 IMPROVED ACETYLENE RECOVERY PROCESS AND APPARATUS ABSTRACT OF THE INVENTION Improved process and apparatus is disclosed for the recovery of acetylene from gas containing acetylene and ethylene comprising: contacting said gas with acety- lene solvent to form a loaded solvent solution; heating said loaded solvent solution by passing through a first stream conduit of a heat exchange zone having a plurality of non-interconnecting stream conduits in heat exchange thermal contact; separating the resulting liquid/vapor into liquid and vapor phases; passing said liquid phase to a second stream conduit of said heat exchange zone passage to a downstream further acetylene separation purification step; and cooling warm denuded acetylene solvent by passage through a third stream conduit of said heat exchange zone and then further cooling before passage to said acetylene solvent contacting zone.

371401

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