【摘要】 笔者介绍以氯化钙废液为原料 ,经CO2 碳化 ,制备高纯、高白碳酸钙同时副产工业氯化铵新工艺 ,不但解决了大量氯化钙废液无法充分合理利用 ,污染环境的问题 ,而且还会产生巨大的经济效益更多还原

【Abstract】 This paper details a new process for producing highpurity and high whiteness calcium carbonate and by producing ammonia chloride by disposing waste solution of calcium chloride with carbon dioxide.The process can made full use of resources and solve the question of pollution.And meantime,it can acquire great economic profits. [WT5HZ]更多还原