C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
C07C 15/24 (2006.01) B01D 9/00 (2006.01) B01D 9/02 (2006.01) C07C 7/14 (2006.01) C07C 51/43 (2006.01) C07C 57/07 (2006.01) C07C 63/06 (2006.01)
Patent
CA 2323704
The present invention pertains to a process for purifying an organic product by fractional crystillization, characterized in that the organic product is purified by circulation in filled through tubes at a variable circulation rate at each purification and concentration stage. The invention also pertains to a device for purifying organic products by fractional crystillization designed for the implementation of said process.
La présente invention concerne un procédé de purification d'un produit organique par cristallisation fractionnée, caractérisé en ce que le produit organique est purifié par circulation dans des tubes remplis en faisant varier la vitesse de circulation à chaque étage de purification et de concentration. L'invention concerne aussi un dispositif de purification d'un produit organique par cristallisation fractionnée adaptée à la mise en oeuvre dudit procédé.
Drouglazet Guenael
Genin Rene
Schwartzman Edouard
Befs Prokem S.a.
Gowling Lafleur Henderson Llp
Litwin Sa
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