发明名称 Method and apparatus for casting metals
摘要 Method and apparatus for casting a metal article in a mold at least as long as the article, utilizing a cooled mold of elongated form having top and bottom portions. The method includes the steps of introducing molten metal from a source through the bottom portion of the mold, flowing molten metal into the mold so as to form a solidifying casting shell which during casting occupies at least 40% of the cross-sectional mold area and has a molten core, and flowing molten metal from the source through the core towards the mold top.
申请公布号 US4100960(A) 申请公布日期 1978.07.18
申请号 US19770763478 申请日期 1977.01.28
申请人 TECHNICON INSTRUMENTS CORPORATION 发明人 WATTS, LEONARD
分类号 B22D18/04;B22D27/04;(IPC1-7):B22D27/04 主分类号 B22D18/04
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