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Class 23/303 - Common salt


Subclass of Class 23 - Chemistry: physical processes
Definition: Processes in which the substance being crystallized is sodium
No. of applications: 3
Last issue date: 09/08/2011


Application No.Application TitleIssue Date
20110214257SODIUM CHLORIDE PRODUCTION PROCESS
The present invention pertains to a process for producing sodium chloride comprising the steps of: (i) preparing a brine having a sodium chloride concentration which is higher than the sodium chloride concentration of the eutectic point but lower than the sodium chlorid... 		09/08/2011
20080194868HYDRODYNAMIC CAVITATION CRYSTALLIZATION DEVICE AND PROCESS
A device and process for crystallizing a compound using hydrodynamic cavitation comprising the steps of mixing at least one stream of a solution of such compound to be crystallized with at least one stream of an anti-solvent and passing the mixed streams at an elevated ... 		08/14/2008
20070189945Method for the treatment of salt brine
A method for purifying salt brine to obtain a highly pure sodium chloride from the purified brine by means of crystallization. Nanofiltration directly follows a two-stage brine purification according to the Schweizerhalle method, as a third purification stage, and the p... 		08/16/2007
 
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