白云石碳化法生产轻质碳酸镁新工艺

New Technological Process for Production of Light Magnesium Carbonate from Dolomite by Carbonization

介绍了以白云石为原料 ,采用喷雾和菌帽塔相结合二级二次碳化新工艺 ,制取轻质碳酸镁联产超细含镁碳酸钙新产品的生产方法、生产原理、工艺流程及主要设备。该工艺充分利用了白云石资源 ,环境效益良好 ,经济效益显著。

This paper has introduced the method,principle,technological process and main equipments for the production of light magnesium carbonate and superfine Mg-containing calcium carbonate from dolomite by the new technology of double-stage and double-time carbonization,using spraying tower in combination with mushroom-cap tower.In this way the dolomite resource is utilized sufficiently,the evironment effect is good and the economic benefit is prominent.