发明授权
US08656982B2 Part for removing impurities from a molten metal 有权
用于从熔融金属中去除杂质的部分

Part for removing impurities from a molten metal
摘要:
The present invention arranges the part for removing impurities from a molten metal containing a filter holder constituted of a structure containing an organic fiber, an inorganic fiber and thermosetting resin and a heat-resistant filter in the runner of the mold.
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