They made weapons, ceremonial vessels, and many ornaments of this metal, and developed an extensive bronze industry right on the spot, as proved by the remains of moulds, bronze ore, and slags attached by copper rust. 他们用青铜来制造兵器、礼器和饰品,在当地发展起了庞大的青铜业,此点可由当地出土的铸模、铜矿以及带有铜锈的熔渣证明。
An investigation on the vanadium-bearing steelmaking slags in the 120-ton ld-converter 120吨转炉半钢炼钢含钒炉渣的研究
By rotating viscometer, the relationships among the viscosity, solidification temperature, activation energy of slags, R and BI are studied. 利用旋转黏度计,全面研究连铸保护渣的黏度、凝固温度和黏性活化能与碱度、综合碱度之间的关系。
New technology: low grade coal FBC slags used for producing new type rubber reinforcing additives fluosolid lime calciner 劣质煤沸腾炉灰渣生产橡胶补强填料新技术沸腾式石灰渣焙烧炉
The properties of rare-earth bearing slags and their application to ESR of heat-resisting alloys 含稀土渣的性质及其在电渣重熔电热合金中的应用
Application of optical basicity to metallurgical slags was discussed. 讨论了光学碱度在冶金渣中的应用。
The paper describes the characteristics of steel slags, the flowsheet and the practical situation in production, and introduces the beneficiation equipment as well. 系统地介绍了钢渣特性、设计选用的流程及目前生产的实际情况,并对选矿设备进行了介绍。
Modification of desiliconized slags into slow-release silicon-potash fertilizer is a typical complicated technology with multiple processes and factors. 脱硅渣改性制取长效硅钾肥工艺是一个比较典型的多工序、多因素的复杂工艺。
A mature foreign technology of recovery and utilization of heat from non-ferrous metallurgical slags is introduced. 本文分析介绍了国外一种有色冶金炉渣显热回收利用的成熟工艺。
Tests on Copper Separation in Flotation from Copper Slags of a Smelting Plant 从某冶炼厂水淬铜炉渣浮选回收铜的试验研究
Study on the CaCO_3 Content Characteristics in Conterminous Region of Beijing, Tianjin and Hebei Distribution of free-calcium oxide in converter slags and its stabilization 京津冀接壤区土壤表土层中碳酸钙的分布规律转炉渣中游离氧化钙的分布及稳定化研究
Distribution of free-calcium oxide in converter slags and its stabilization 转炉渣中游离氧化钙的分布及稳定化研究
Lead slags sometimes contain metal high and the fitted conditions were not eligible, so some plants take order with lead slag lately and make largeness abandon. 云南省大部分的铅生产都采用鼓风炉法,炼铅炉渣中一般含有铅、锌、铟等有价金属,以前由于冶炼技术条件的制约,炉渣中的有价金属没有得到回收利用。
Experimental Study on Novel Construction Material Based on Slags 基于矿渣的一种新型建筑材料试验研究
Current State of Multipurpose Use of Slags in Angang and R& D Trend 鞍钢钢渣综合利用现状及其发展方向
Quantitative analysis of raw calcium carbide in carbide slags from dry-process acetylene synthesis system 干法乙炔电石渣中生电石的定量分析
Experimental results show that the replacement of slags by pozzolan can reduce the mechanical strength Of AASC, but it can be obviously favorable for the resistance to chemical corrosion and t. 研究了这些材料对碱矿渣水泥的强度、抗化学侵蚀性能以及抑制泛碱的作用。
Thermodynamic behaviors of transition metals in molten slags are an important aspect in the fundamental research of metallurgy. 熔渣中过渡族金属的热力学是冶金基础研究的一个重要方面。
Standard of limit on radioactive substance for industrial waste slags used in building materials GB6763-1986建筑材料用工业废渣放射性物质限制标准
A new kind of coating of ingot mould was made by using graphite, bentonite and blastfurnace slags as raw materials and solution of water glass sa bonding agent. 以石墨、膨润土和高炉渣为原料,以水玻璃溶液为结合剂,制成一种新型钢锭模涂料。
Any severe deficiency of welding seams surface like cracks, pores, slags is forbidden. 焊缝表面不得有裂纹,气孔,夹渣等严重缺陷。
Research on Properties of the Al_2O_3 Based Slags for CuCr Alloy Preparation 制备铜铬合金Al2O3基渣系性能的研究
Based upon above-mentioned, the off-furnace steel refining slags attack upon the MgO-CaO system refractories was discussed. 依据这些图,分析讨论了炉外精炼渣对MgO-CaO系材料的侵蚀。
The effect of basicity of top slags on oxygen content in steel and desulphurization rate during smelting bearing steel has been analyzed. 分析了轴承钢冶炼过程中顶渣碱度对钢中氧含量和脱硫率的影响。
The electrical conductivity of molten FeO-MgO-CaO-SiO_2 semi-synthetic slags for nickel flash smelting are measured. 对FeO-SiO2-MgO-CaO渣系的电导率进行了测试研究。
Oxidation dephosphorization in HC FeMn with CaO slags is thermodynamically researched. 对高碳锰铁合金用CaO渣系进行了氧化脱磷的热力学研究。
The relationship between strontium recovery and the slags was theoretically analyzed. 对锶还原率和渣相间关系进行了理论分析;
The study on reduction of the synthetic slags containing SiO 2 with carbon at high temperature was carried out. 研究了高温条件下用碳还原含SiO2合成渣的过程。
The kinetics of dephosphorization was studied by using CaO-FetO-SiO2-( Al2O3, Na2O) slags. 采用CaO-FetO-SiO2-(Al2O3,Na2O)炉渣进行了中高磷铁水脱磷动力学研究。