B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
B01D 3/36 (2006.01) B01D 3/14 (2006.01) C01B 7/19 (2006.01) C01B 21/46 (2006.01) C02F 1/04 (2006.01) C23F 1/46 (2006.01) C23G 1/36 (2006.01)
Patent
CA 2078322
The present invention concerns a process for the treatment of an aqueous solution containing mainly nitric and hydrofluoric acids. Said process includes the distillation of a concentrated aqueous solution of said acids to separate them. Said concentrated aqueous solution consists of the solution to be treated or is obtained from it.
La présente invention concerne un procédé de traitement d'une solution aqueuse contenant principalement de l'acide nitrique et de l'acide fluorhydrique. Ledit procédé inclut une opération de distillation d'une solution aqueuse concentrée en lesdits acides, pour la séparation de ceux-ci. Ladite solution aqueuse concentrée consiste en la solution à traiter ou est obtenue à partir de celle-ci.
Halna Du Fretay Olivier
Lucas Philippe
Moulin Jean-Paul
Petit Jany
Roussel Joseph
Cogema - Compagnie Generale Des Matieres Nucleaires
Goudreau Gage Dubuc
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