硅砂

高温下G级油井水泥强度的衰退及合理硅砂加量

Decline of cement stone strength and the right amount of silica sand added to cement slurry at high temperature

发明专利低膨胀低发气铸造石英砂及其生产方法（专利号ZL98110021·X）提供了改变硅砂固有性能的方法。

The patent named Low Expansion and Low Gas Evolution-Silica Sand and Its Production Method can change the original properties of silica sand .

不同产地硅砂的优化搭配使用

Optimal mix use of silica sand from various ore - fields

硅砂表面薄膜铁的去除方法

Method to Remove the Film Iron from Surface of Quartz Sand

铸造用硅砂的矿物晶体形态及影响

The Mineral Crystalline Morphology of Foundry Silica Sands and Their Influence

覆膜特种砂与覆膜硅砂热膨胀性能的对比

Thermal Expansion Properties Comparison Between coated Special Sand and Coated Silica Sand

福建省东山硅砂矿区环境地质问题

Environmental Geology Problems in Dongshan Silicone Sand Mining Area of Fujian Province

福建某海滨硅砂选矿试验研究

Experimental Study on Dressing of a Seabeach Placer in Fujian

铸造硅砂选择性激光烧结工艺参数研究

Study on the Process Parameters of Selective Laser Sintering Foundry Silica Sands

颗粒度对硅砂成份和熔化影响的探讨

The effect of granularity on silica sand composition and melt

螺旋溜槽在硅砂选矿中的应用

Application of spiral chute in beneficiation of silica sand

福建东山县硅砂矿除铁降杂的研究

Study on deferrization and decontamination of silica sand in Dongshan County of Fujian Province

硅砂无氟无酸浮选工艺的研究与应用

Floatation Process Without Fluorine and Acid for Silica Sand in Research and Its Application

整形硅砂生产线设计

Design of Production Line of Reshaping Silica Sand

建材行业标准《预应力高强混凝土管桩用硅砂粉》简介

Introduction to building material standard of silica powder for prestressed spun high strength concrete pile

硅砂和硅石化学分析方法

Chemical analysis of silica sand and quart

昌黎硅砂用于玻璃原料的选矿试验研究

Experimental Study on Mineral Processing of Silica Sand in Changli as Glass Making Raw Materials

选择性激光烧结硅砂的实验研究

Selective laser sintering of silica sand

硅砂表面高温改性提高水玻璃砂强度的机理

Mechanism of Increase in Strength of Sodium Silicate-bonded Sandby Silica Sand Surface Modified in High Temperature

探讨了网络分析理论在玻璃纤维硅砂增强管设计中的应用。

The application of network analytical method in designing the glass-fibrin strengthened culvert tubes is approached .

研究采取以硅砂为晶核、利用诱导结晶方法和流化床技术联合处理重金属废水，重金属离子去除率可达99%，并且无污泥产生，不易产生二次污染。

A technology of heavy metals removal from wastewater with fluidized bed by inducing crystallization was studied .

并对获得的涂料级高岭土精矿、填料级高岭土精矿、铸造用硅砂和云母精矿作了应用途径或应用性能研究。

Products of coating and filling grade kaolin concentrate , foundry silica sand and mica concentrate were obtained .

分析了大虎山至郑家屯铁路沿线内蒙古通辽及邻近地区硅砂中铁的赋存状态；

The article analyzes the existing state of iron in silicon sands in the Tongliao area of Inner Mongolia .

矿物晶体形态是铸造用天然硅砂的一个重要物理参数。

Thus , the mineral crystalline morphology of natural silica sand is an important parameter for use in foundry .

天然硅砂经净钝化处理后，芯砂有效期提高了几个倍。

The useful life of the cote sand mixture can be prolonged up to scores of times after the treatment .

硅砂中铁质是有害成分；我国平板玻璃硅质原料（硅砂）可持续利用分析

The iron in quartz sand is detrimental element . SILICEOUS ROCK RESOURCES FOR PLATE GLASS INDUSTRIAL IN CHINA : SUSTAINABLE UTILIZATION

该项目完成了玻璃纤维硅砂增强管结构在公路涵洞中的试验。

This project finished the experiment on the structure of a glass fibre strengthening culvert tube in the road culvert hole .

在万隆硅砂矿土地复垦工程投资概算的基础上，对土地复垦工程进行费用效益分析和财务分析。

Based on budget estimate of land reclamation projects , for cost-benefit analysis and financial analysis of the land reclamation project .

其它实验室、卫生或医疗用之玻璃器，己否刻度或校正者均在内，属熔凝石英或其它熔化硅砂制者。

Other laboratory , hygienic or pharmaceutical glassware , whether or not graduated or calibrated , of fused quartz or other fused silica .

绿碳化硅砂和铸石砂与热压工艺在选矿设备中的应用对水砂充填采煤方法几个问题的初步探讨

Application of carborundum and cast stone as well as hot pressing technology to mineral processing equipment some problems on hydraulic stowing mining method