APPLICATION OF SALT WASHING PROCESS WITH COUNTERCURRENT, BACKWARD WASH, FLOATATION AND SEPARATION IN THE SALT-MAKING PRODUCTION BY SODIUM SULFATE TYPE BRINE

摘要

The paper presents that in order to keep stable quality and make orderly production, China national salt industry zao yang salt chemical co. Ltd. applied salt washing process with countercurrent, backward wash, floatation and separation in salt making production and made a transformation for old salt washing system. Since the project went into production in September 2006, it has been shown that the salt quality was easy to control and the application effect was obvious. Hence, I wrote the paper for reference.