The mass transfer and kinetics on the preparation process of light magnesium carbonate by stream-recycling carbonation were studied. 采用循环碳化浸取制备轻质碳酸镁,对循环碳化过程进行了传质过程及动力学研究。
A light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer. 一种浅色矿物,由钙和镁的碳酸盐矿物组成,是镁的来源,用作制陶材料和肥料。
Mass Transfer and Kinetics in Preparation of Light Magnesium Carbonate by Stream-recycling Carbonation Isolable carbocyclic compounds contain seven or fewer carbons in the cycle. 循环碳化法制备轻质碳酸镁的传质及动力学可分离的碳环化合物环内含七个或七个以下的碳。
The asbestos slag are dealed with such processes as chloridizing roasting, digestion, light magnesium carbonate and white carbon can be prepared by carbonization and precipitation method separately. The productions 'purity respectively amount to 94% and 80%. The technology has good economic result. 石棉矿渣经氯化焙烧、消化等步骤,再用碳化法和沉淀法分别制备轻质碳酸镁和白炭黑,产品纯度分别达94%和80%,具有良好的经济效益。
The synthesis process of light magnesium carbonate from low-grade magnesite by carbonation method is described. 利用低品位的菱镁石为原料,采用碳酸法生产工艺合成轻质碳酸镁。
The preparation of light and activated magnesium oxide from basic magnesium carbonate by microwave radiation-calcining 微波辐射煅烧碱式碳酸镁制备轻质活性氧化镁
Study of preparing light magnesium carbonate and light magnesia from serpentine in expanded experimental condition 从蛇纹石制备轻质碳酸镁和轻质氧化镁的扩试研究
The Study of The Optimum Conditions of The Digesting Process for The Manufacture of Light Magnesium Carbonate from Magnesia 菱镁矿制轻质碳酸镁消化过程最佳工艺条件探讨
It is indicated that Ammonium salt method is technically feasible due to low consumption, high purity of the main product and by-product, light magnesium carbonate is fit for first-grade product of GB of China. 试验表明,铵盐法工艺可行、消耗低,主产品Ca(OH)2纯度高,副产品轻质碳酸镁符合国标一级品。
The Way of Improving the Rate of Magnesium Recovery and Its Economic Analysis& Research on New Technique of Producing Light Magnesium Carbonate by Carbonating Dolomite 提高镁回收率的途径及效益分析&白云石碳酸化法生产轻质碳酸镁新工艺研究
This article investigates the principles and the technological conditions on which boron mud is used to produce light magnesium carbonate after being treated with lime and carbonation. 本文研究了硼泥经石灰处理后,再用碳化法生产轻质碳酸镁的原理和工艺条件。
In the first part, the uses and productions of metal Mg, sorel cement, Mg ( OH)_2 fire retardant, light magnesium carbonate, light magnesium oxide and magnesium sulphate are described. 在镁资源综合利用方面着重介绍了金属镁的制取、镁水泥、氢氧化镁阻燃剂及轻质碳酸镁、轻质氧化镁、硫酸镁的制取与用途。
The New Process of Production of Light Magnesium Carbonate by One Step Carbonation with Rotating Packed Bed 旋转填充床一次碳化制备轻质碳酸镁新工艺的研究
The experimental research preparation of light magnesium carbonate is performed by using magnesium sulphate waste liquor from Yuanjiang Nickel Mine as raw material and adopting "MgSO_4-NaHCO_3" technological process. 以元江镍矿产出的硫酸镁废液为原料,采用硫酸镁&碳酸氢钠法进行了制备轻质碳酸镁的试验研究。
Industrialization of producing light magnesium carbonate from boron mud was studied. 对利用硼泥生产轻质碳酸镁课题进行工业化研究。
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. 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。
Preparation of Light Magnesium Carbonate from Magnesium Sulphate Waste Liquor 以硫酸镁废液为原料制取轻质碳酸镁
Production Situation and Progress of Light Magnesium Carbonate and Calcined Magnesia 我国轻质碳酸镁、轻质氧化镁生产现状及其发展
Experiment on technological process of carbonation for the production of light magnesium carbonate 生产轻质碳酸镁的碳酸化工艺试验
Rubber industry needs a variety of auxiliary chemicals ( known as little material) in the rubber mixing process, These auxiliary chemicals are mainly accelerator, zinc oxide, light magnesium oxide, antioxidants, calcium carbonate, resin, anti-coke etc dozens of powder. 橡胶行业在橡胶的混炼工序中需要各种化学药品做辅料(俗称小粉料),这些辅料主要有促进剂、氧化锌、轻质氧化镁、防老剂、碳酸钙、树脂、防焦剂等几十种粉料。
Taking the production process of light magnesium carbonate as a research objective, this thesis studies the inherently safe process of chemical process and provides some suggestions for improving of the inherent safe level for chemical industry. 本论文以轻质碳酸镁的制备过程为研究对象,分析了化工过程本质安全化的相关问题,并给出了提高石化企业本质安全水平的建议。