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US2763964A
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Wall mounted blasting gun
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US2783511A
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Method for reclaiming used foundry sand
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GB705244A
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A method and apparatus for removing liquid from wet granular material
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GB715590A
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Improvements in an apparatus for cleaning castings
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US2742177A
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Closure seal
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US2644587A
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Dewatering device for sand and the like
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US2573917A
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Sand feeder
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US2628455A
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Cleaning apparatus for castings and the like
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US2489097A
|
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Method for projecting streams
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US2637330A
|
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Apparatus for cleaning granular material
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US2498469A
|
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Apparatus for eliminating dust and fumes
|
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US2498468A
|
|
Apparatus for eliminating dust and fumes
|
|
US2480748A
|
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Apparatus for reclaiming used foundry sand
|
|
US2397675A
|
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Sand slurry valve
|
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GB554113A
|
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Method and means for treating ferrous objects
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GB558221A
|
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Method of sand blasting and sand blast device
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US2383045A
|
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Method and apparatus for sand reclamation
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US2317837A
|
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Method and means for treating ferrous objects
|
|
US2290979A
|
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Sandblasting device
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US2227047A
|
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Apparatus for cleaning castings
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