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61 A graphite crucible is provided at a bottom of the reactor, and the graphite crucible and the reactor are joined together by a magnesia cylinder.

62 Medium silicon heat-resisting nodular cast iron has been chosen instead of common grey iron to make cast aluminium crucible according to the work condition. making process and cost of the crucible.

63 The thermal shock resistance of the crucible can also be improved apparently by adding a small amount of kyanite powder.

64 Moreover, the demand of producing large-scale sapphires by the molybdenum crucible through the descent method is met.

65 Gerstle Gary . American Crucible: Race and Nation in the Twentieth Century . 2001.

66 To allow the water vapour to escape from the crucible.

67 And what will be left is a hard and a pure market, " with the many paid less than before, and the few paid even better—a plutonomy strengthened in the crucible of the post-crash years.

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

68 We might help forge in the crucible of conflict a structure of peace.

69 Take the adequate distance between the furnace wall and the crucible.

70 This paper systematically studied the interfacial actions between magnesian ceramic crucible and K3 superalloy melt in terms of interfacial wettability, penetration and chemical reaction.

71 The results show that silver based electric materials ought to be smelted by graphite crucible, the clay crucible is suitable for smelting silver based solder.

72 A molten metal moves from a crucible into a vacuum chamber through a tube.

73 Former World Amateur Champion, making his fourth appearance here at the crucible.

74 Slagging and blocking slag: This product can be used in ladle, crucible boiler, electric furnace and reverberatory furnace.

75 The results show that the main components of inclusion are carbon and oxygen. Carbon impurity comes from graphite crucible and heater, while oxygen impurity from the oxides in the raw material...

76 The crucible refractory XL901 of the mains frequency coreless furnace for melting copper including its main properties and the choice ofadditives, agglutinants etc. is introduced.

77 It adopts sealed coal-fired crucible to melt aluminium and tilt-up sheet wash heat alumetizing device, and the entire operation is proceeded under the atmosphere.

78 The utility model relates to a graphite crucible with a cover, which is mainly used for growth technology and primarily adopts a falling crucible method for growth of crystal.

79 In this sense, the Chicxulub crater is the crucible of human evolution.

80 Waste molybdenum silk, molybdenum piece, molybdenum stick, molybdenum crucible andon pure molybdenum waste material.

81 In accordance with the conventional production process, the loss of lithium is often about 7% , when Al-Li alloy is melted in graphite crucible.

82 To prevent dust of other things from entering the crucible.

83 And here's the new and improved crucible with lifting hook in action.

84 Reduction experiments have been conducted in a vertical tube furnace using graphite crucible.

85 This article described the determination of hydrogen in steel, copper, niobium, tantalum and titanium with ceramic crucible by high frequency induction-thermal conductivity method.

86 The slag resistance of magnesia - zircon castable was investigated by crucible test.

87 The regime served as a crucible for the forging of right-wing ideas and values.

88 Those intense days, said Silverstein, now 37, were "a crucible" that bonded that first generation in a culture of idealism.