Tag Archives: bitter

Process for preparing sodium chloride from old bittern and bitter bittern

Application Number: 00112389Application Date: 2000.07.10Publication Number: 1333182Publication Date: 2002.01.30Priority Information: International: C01D3/06Applicant(s) Name: Lianyungang Design Inst., Ministry of Chemical IndustryAddress: Inventor(s) Name: Lin Haoyu;Zhu Xiaodong;Pan XiangdongPatent Agency Code: 32206Patent Agent: shen bingAbstract The preparation method of sodium chloride by old bittern and bitter bittern is characterized by that according to the volume of crystallizing zone… Read More »

Once crystallizing process for rotary separation of boric acid and bitter salt

Application Number: 00122989Application Date: 2000.09.13Publication Number: 1342604Publication Date: 2002.04.03Priority Information: International: C01B35/10;C01F5/40Applicant(s) Name: Zhong WeiliAddress: Inventor(s) Name: Zhong WeiliPatent Agency Code: 21209Patent Agent: liu zhongdaAbstract An one-step crystallizing and rotating process for separating boric acid from bitter salt (MgSO4.7H2O) includes such steps as proportionally adding powdered boron ore and sulfuric acid to an acidolyzing tank… Read More »