Title: Method for refining saline using witherite mineral powder
Application Number: 89104135 Application Date: 1989.11.28
Publication Number: 1046510 Publication Date: 1990.10.31
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: C01D3/06,C01D3/16,C25B1/34
Applicant(s) Name: Tianyuan Chemical Plant, Chongqing Address: 630022
Inventor(s) Name:
Attorney & Agent: ZHU LINXIANG
Abstract:
     The present invention makes the cheap and easily available witherite ore be ground into mineral powder which is added in the coarse saline and reacts with the Ca ion and SO4 in saline to produce precipitate, thus removing these ions and achieving refining saline.
Time: 6