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US07448429B2 Method for squeezing foundry sand, a match plate, and an upper and a lower flask 有权
用于挤压铸造砂，匹配板和上下烧瓶的方法

Method for squeezing foundry sand, a match plate, and an upper and a lower flask
摘要：
A method for squeezing foundry sand filled in an upper and a lower molding space, comprising: a step to squeeze the foundry sand by causing the upper and the lower squeeze plate to further approach each other, and a step to squeeze it by causing pattern portions of the match plate to move to each of the upper and the lower squeeze plate.
摘要（中）：

一种用于挤压填充在上下成型空间中的铸造砂的方法，包括：通过使上下挤压板进一步接近来挤压铸造砂的步骤，以及通过使图案部分挤压的步骤 的匹配板移动到上和下挤压板中的每一个。

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