发明名称 Method and an apparatus for preparing a platform for bottom casting
摘要 Platforms for bottom casting are prepared prior to the casting operation by charging hollow bricks into a mobile loading member shaped in conformity with the pattern formed by the platform channels and by transferring the bricks to the channels to form runner conduits therein by lowering the loading member bodily into the channels and releasing the bricks onto the channel bottoms.
申请公布号 US4068447(A) 申请公布日期 1978.01.17
申请号 US19760681930 申请日期 1976.04.30
申请人 NORBERGS MEKANISKA VERKSTADS AB 发明人 JERLING, CURT;OLSSON, HANS;VEIBACK, TORGNY
分类号 B22D9/00;B22C23/00;B22D7/12;B22D35/00;B22D35/04;(IPC1-7):E04G21/00 主分类号 B22D9/00
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