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Process for preparing filter material
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Patent number 4,171,390
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Issue date Oct 16, 1979
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Chemie-Anlagenbau Bischofsheim GmbH
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Karl Hilterhaus
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D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
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Electrically conductive foam mouldings
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Patent number 4,158,031
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Issue date Jun 12, 1979
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Reuter Technologie GmbH, AM Rauhen Berge
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Franz G. Reuter
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B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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Filter material and process for producing same
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Patent number 4,148,734
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Issue date Apr 10, 1979
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Chemie-Anlagenbau Bischofsheim GmbH
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Karl H. Hilterhaus
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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