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Norbert Roemer
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Monchen-Gladbach, DE
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last 30 patents
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Patent Grant
Process for separating polyurethane hydrolyzates into polyether and...
Patent number
4,399,236
Issue date
Aug 16, 1983
Bayer Aktiengesellschaft
Georg Niederdellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Patent Grant
Process for the separation of polyurethane foam hydrolysates into p...
Patent number
4,282,367
Issue date
Aug 4, 1981
Bayer Aktiengesellschaft
Georg Niederdellmann
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...