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查看配方CERAMICS AND GLASSRefractory coating for Graphite Molds (U.S. Patent 2,857,285)
查看配方CERAMICS AND GLASSBrick Glaze (U.S. Patent 2,871,132)
查看配方CERAMICS AND GLASSCone 9-12
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查看配方CERAMICS AND GLASSGraphite Crucible Protective Glaze (U.S.S.R Patent 104,247)
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