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Spiral separator
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Patent number 5,452,805
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Issue date Sep 26, 1995
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Carpco, Inc.
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Michael D. Robertson
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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Particle feeding apparatus
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Patent number 4,849,099
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Issue date Jul 18, 1989
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Carpco, Inc.
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Frank S. Knoll
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Multifield electrostatic separator
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Patent number 4,363,723
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Issue date Dec 14, 1982
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Carpco, Inc.
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Frank S. Knoll
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B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
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