Screen separator method for foundry waste materials
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United States of America Patent
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Mar 10, 1987
Grant Date -
N/A
app pub date -
Jun 25, 1985
filing date -
Jun 25, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A method is provided of separating non-homogeneous materials, such as solid waste by-products from a foundry, by classifying the materials according to size through a series of classifying screens recognizing that particular types of materials within the entire sample tend to fall within certain size ranges permitting the sample to be sorted to a degree according to size to concentrate particular types of materials.
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