查询词典 gangue

Rolling type grate: burning coal in rolling mode, with high burnout rate, thoroughly treated side-sealed air, suitable to burnⅡⅢ soft coalcoal gangue.

滚动炉排（该炉排将煤滚动燃烧，燃尽率高，彻底解决了侧密风）适用ⅡⅢ烟煤和煤矸石。

Results show that the mullite grogs can be gained by the method at 1700℃ as long as the control of the chemical composition of ingredients(content of Al2O3 and ratio of Al2O3/ SiO2 ,etc.) with apparent porosity＜2.5% and bulk density≥2.75g/cm3; the heating process can be divided three stages, which are formation of primary mullite, secondary mullitization stage and liquid phase sintering stage.Key words bauxite, coal gangue, mullite grogs

结果表明，只要控制好混合料的化学组成（Al2O3含量、Al2O3/SiO2比等），就可采用此工艺制备出莫来石料，其烧结温度为1700℃，所得莫来石料的显气孔率大于2.5%、体积密度大于或等于2.75g/cm3；加热过程可分为一次莫来石形成、二次莫来石化和液相烧结3个阶段。

Bauxite based mullite was prepared with grade Ⅱ broken bauxite (3 mm) and broken coal gangue(3 mm) as starting material according to formula w(Al2O3)=68%~72% in bauxite based mullite grogs.

以Ⅱ等高铝矾土碎矿(≤3 mm)和煤矸石碎矿(≤3 mm)为原料，按照矾土基莫来石熟料w(Al2O3)=68%~72%的要求，将它们按一定比例混合配制成混合料，接着将混合料湿磨至0.044 mm以均化化学成分，经湿法挤泥成型、烘干后分别在1 550℃、1 600℃和1 700℃煅烧6 h，冷却后测定其显气孔率和体积密度以确定烧结温度。

The effect of activated ground gangue and fly ash on plasticizing efficiency of plasiticizers was also compared with that of other mineral admixtures.

结果表明，对于所选用的3种硅酸盐水泥和2种减水剂，用煤矸石等量替代部分水泥均会对减水剂的塑化效果产生负面影响，而与此相反，粉煤灰、矿渣粉和高钙粉煤灰有助于改善减水剂的塑化效果。

The invention makes full use of sulphur in the high-sulphur coal and the coal gangue to produce stable SO2 with high concentration and provides qualified feed gas for acid-making technique; calcium sulfate is reduced and decomposed to obtain calcium oxide slag which is taken as raw material for producing cement.

本发明充分利用了高硫煤和煤矸石中的硫，产生稳定高浓度的SO 2 ，为制酸工艺提供合格的原料气，硫酸钙还原分解后的氧化钙渣作为制水泥生产的原料。

The invention relates to a method for adopting a compound reducing agent to reduce and decompose phosphogypsum; the method comprises the following steps of: using high-sulphur coal and coal gangue to prepare the compound reducing agent; utilizing tail gas to dry the phosphogypsum and the compound reducing agent which are ground and mixed evenly and then transferred into a reducing and decomposing furnace; carrying out reduction and decomposition till the reaction is completed.

本发明涉及一种采用复合还原剂还原分解磷石膏的方法，该方法将高硫煤和煤矸石配成复合还原剂，再将磷石膏、复合还原剂利用尾气烘干、磨细后混匀送入还原分解炉，进行还原分解，直至反应完全。

In this paper, the recent research status on preparing iron carbide and the effects on formation of iron carbide are summarized elaborately, such as reacting temperature, reduction atmosphere, microstructure of raw material, gangue component, depositio...

本文对制备碳化铁的研究现状，以及反应温度、还原气氛、原料微观结构、原料脉石成分、碳沉积、含硫气体等因素对碳化铁生成反应的影响进行了详尽的文献综述。

Based on the present situation of comprehensive resources utilization of mine water,fly ash, slag ,kaoline and coal gangue,according to relative theories about circular economy,we analyzed the technological process of comprehensive utilization of resources of Xuzhou Mining BusinessGroup Co Ltd.

本文从研究徐州矿务集团对矿井水、粉煤灰及灰渣、高岭土及煤矸石的综合利用现状入手，结合了循环经济的有关理论，分析了徐州矿务集团的资源综合利用的技术路线。

The paper studies the thermal reduction magnesium process with ferro-aluminum-silicon produced from carbon thermal reduction as reducing agent and kaoline coal gangue as raw material.

研究了采用高岭土型煤矸石为原料，经碳热还原制取的铝硅铁合金为还原剂热还原炼镁的工艺条件。

Some gangue minerals were crushed and then leached with water to get leachates of fluid inclusions.

采用压碎-浸取法制备矿物流体包裹体的浸取液。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。