B - Operations – Transporting – 01 – D
Patent
B - Operations, Transporting
01
D
161/32
B01D 1/14 (2006.01) B01D 1/24 (2006.01) B01D 3/10 (2006.01) C01D 3/14 (2006.01) C02F 1/04 (2006.01) C02F 1/44 (2006.01)
Patent
CA 2014954
Abstract of the Disclosure Process and apparatus for the treatment of brines and contaminated mineral salts or mixtures thereof The invention concerns a process for the treatment of brines and contaminated mineral salts or mixtures there- of, comprising the steps of (a) substantially separating organic components from the process mixture, (b) subjecting the resulting mixture to a vacuum evapo- ration step, (c) thermally treating the partially dried mineral salts or mixtures thereof at an elevated temperature and thereafter obtaining pure dry mineral salts or mix- tures thereof, (d) condensing the vapour of the vacuum evaporation step and subjecting said vapour to a reverse osmosis step, and (e) obtaining from said reverse osmosis step pure water, as well as an apparatus for carrying out said process, substantially comprising a means 1 for separating orga- nic components from the process mixture, a vacuum evapo- ration means 4 in order to partially dry said mineral salts or mixtures thereof, a means 5 for thermal treat- ment of the partially dried mineral salts or mixtures thereof from the vacuum evaporation means 4, a condenser 7 for condensing the humid vapours from the vacuum eva- poration means 4 and a means 9 for reverse osmosis treatment of the condensate as well as suitable con- veying devices between said parts of the apparatus.
Macrae & Co.
Zampieri Charles
LandOfFree
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