Title: Technology for producing pure alkali and ammonium chloride
Application Number: 96115931 Application Date: 1996.08.23
Publication Number: 1174813 Publication Date: 1998.03.04
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C01C1/16,C01D7/02
Applicant(s) Name: Han Wenfeng Address: 256612
Inventor(s) Name:
Attorney & Agent:
Abstract:
     The present invention relates to a technological process for producing soda ash and ammonium chloride. Said technological process is implemented by using sodium chloride and ammonium hydrogen carbonate, through double decomposition reaction in aqueous solutioj. Said invention utilizes the control of system temp. and pH value to respectively separate out high-purity sodium hydrogen carbonate and ammonium chloride.
Time: 6