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61. As a result, the addition of alumina enhances the decomposition of zircon.

62. Calcium silicate slag is the residue from sinter of fly ash with lime stone after alumina extracted by solution of sodium carbonate.

63. Considering the enhancement of alumina production process, key research topics about the structural characters and decomposition mechanism of supersaturated sodium aluminate solution are put forward.

64. The invention discloses a heat supply method and a device in a canalization dissolving-out process in an alumina plant.

65. Activated carbon, alumina are often used to remove many types of organic materials from aqueous streams.

66. The mechanics properties and microstructure of self - flow alumina - spinel castable have been investigated.

67. The equivalent circuit models corresponding to these anodic alumina membranes were established.

68. Polishing using the entire surface of tool is possible thanks to the braided Alumina Fiber structure.

69. Morgan's ignitor and sensor products are based on high purity alumina or steatite.

70. Using diaspore as raw material, alumina ceramic coating was prepared by plasma spray plus laser remelting technique.

71. On the background of production process of alumina in Zhongzhou Brach China Aluminium, this paper mainly does research in the establishment and application of the predictive model of quality.

72. It was swiftly to obtain the thickness of alumina film by using of it's dielectric property and capacitor model, which was validated by means of EM, electric quantity and volt-ampere.

73. Using aluminum alkoxide as raw material, pore diameters of mesoporous alumina were adjusted by three different templates. The role of template was discussed.

74. From the results, it can be found that sawing forces and force ratio for alumina ceramic were both larger than gem.

75. The stones were considered to be the corrosion products of refractory materials due to the fact that they exhibit mullite or nephelite characteristics under the microscope and are rich in alumina.

76. Its main raw material is a bayer alumina, which is electrically fused in high temperature.

77. According to the eduction pipe outflowing phenomenon of the electrobath alumina bin, through analyzed the bin and feeder structure , working process and conditions, the outflowing reasons are found.

78. From the results, solution mechanism of alumina in molten cryolite was discussed.

79. The alumina ceramics is of good properties and widely used.

80. Simply, the Hall-Heroult process is the method by which alumina is separated into its component parts of aluminum metal and oxygen gas by electrolytic reduction.

81. The refractory insulating bricks were produced by plastic moulding, taking alumina, soft clay, cyanite et al as raw materials.

82. Tailing is the solid waste residue produced in alumina production.

83. Through the concept of primary crystal size and testing of primary crystal size and flowability, water demand of high-temperature alumina powder is studied and discussed.

83. Sentencedict.com is a sentence dictionary, on which you can find excellent sentences for a large number of words.

84. Anodic oxide membranes with nano-nano hierarchical structures are fabricated on the surface of pure alumina by two-step anodization.

85. The influence of the level of alumina trihydrate, plasticizer and coupling agent on the electrical property of EPDM was studied.

86. At the same time, the effect of the concentration of sodium metaaluminate and regeneration time on the defluoridation capacity of activated alumina after being regenerated has been studied.

87. It is proved that alumina nano-fibers are formed from the porous layer, while totally different behaviors of the barrier layer a.

88. A process for producing lithium-bearing alumina has been developed, which combines the digesting of lepidolite by lime with a process for producing alumina.

89. The present situation of Chinese bauxite resource and alumina industry is reviewed.

90. The alumina fiber can strengthen the HDPE when the compatibilizer is added into the polymer composite.