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61. Analyzing the three-column system of extractive distillation, two-column system adopting o-xylene as an extraction agent for separation of azeotropic methanol-dimethyl carbonate mixture is developed.

62. What is more, the influence of karst surface of carbonate terrane on red clay formation was analyzed.

63. Abstract: The preparing technology of transparent magnesium carbonate and its operating conditions were discussed.

64. The aminolysis reaction rate constants of ethylene carbonate by ethanolamine, diethanolamine and butylamine were obtained according to the kinetic curves under different reaction conditions.

65. The well log responses of the FMI obtained in the carbonate reservoir was analyzed the various applications of the FMI log data.

66. The calcium carbonate content of phosphate rock determines the pore structure.

67. The treatment effect of acidic waste water of the flue gas absorbed, neutralized by crude calcium carbonate, was studied by crystal membrane distillation.

68. For example: HP vesicant, lees, light calcium carbonate, active white earth, magnetic powder, graphite, medical slag and so on.

69. Moreover, some suggestions were given for the development of potassium carbonate industry in China.

70. This paper introduced the research progress of the allochthonous carbonate blocks and carbonate gravity flow for the line sourced carbonate aprons and the point sourced carbonate submarine fans.

71. The determination method of molybdenum and sodium carbonate content in sodium molybdate was proposed.

72. IV. carbonate mineral contain iron , include siderite, ankerite, etc.

73. In the light of that sodium hydroxide, sodium carbonate and their intermixture inhibit hydrolysis of magnesium chloride in mixed salt, it is rational to inject sodium hydroxide in crude processing.

74. Complicated changes have taken place in evaporite rocks in the later years. Yet, a series of nonmetallic and metallic deposits have formed in carbonate rocks bearing evaporite rocks.

75. X-ray studies show that carbonate minerals are aragonite, high-Mg calcite, and lesser dolomite, ankerite and siderite.

76. Glauconite, detrital carbonate skeletal debris, marine fossils, and collophane are commonly present.

77. Sodium, sulfate, magnesium, calcium, carbonate, bicarbonate, chloride,(www.Sentencedict.com) and boron should be determined in a water anylasis.

78. This technology changes the ore magnesium, calcium carbonate and fertilizer through calcination, separation, carbonization and roasting.

79. Nanometer sized lead oxide was prepared by pyrogenetic decomposition of lead carbonate synthesized by chemical precipitation.

80. Results The in patients with schizophrenia and disorders are treated by using of clozapine(38. 2%), chlorpromazine(25. 2%), Lithium carbonate (8. 3%), and imipramine (3. 8%).

81. Carbonate sediments in all environments are basically products of an ancient biochemical system.

82. Hydrated Lime , Quicklime , Calcium Hydroxide, Calcium Oxide, Calcium Carbonate, Refractory Products Chemical Supplies.

83. Cesium carbonate catalyzed O - alkylation of phenol to synthesize alkly aryl ethers.

84. Landfenture of dilapidation such as vagarious peak, stelae, cliff, grotto, gorge and deep slit was formed by the falling action of massif formatted of mallve quartz sandstone and carbonate rocks.

85. Synthesis process of dimethyl carbonate is reviewed. Oxidative carbonylation of methanol to DMC and the possibilities of replacement of DMS and COCl_2 by DMC are discussed.

86. Stony coral skeleton of a goblet, the body that surround the Hydra, its composition almost solely for calcium carbonate.

87. It is synthesized from alkyl-phenol-polyoxyethylene ether, sodium gluconate, sodium tripolyphosphate, sodium carbonate, sodium silicate, sodium sulfate, defoaming agent and penetrant.

88. The synthesis process of light magnesium carbonate from low - grade magnesite by carbonation method is described.

89. Due to the lower mol ratio of the methyl carbonate to the glycerol, the consumption of the methyl carbonate is lowered.

90. N-Methyl-2-(4-phenoxyphenoxy) acetamide was synthesized from 4-phenoxyphenol and 2-chloroacetyl methylamine with DMF as solvent and potassium carbonate as catalyst.