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Gunter Osswald
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Hanau, DE
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last 30 patents
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Patent Grant
Process for the production of readily dispersible pigment preparations
Patent number
4,227,936
Issue date
Oct 14, 1980
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
Gunter Osswald
C01 - INORGANIC CHEMISTRY
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Patent Grant
Process for the production of pigment-synthetic resin concentrates
Patent number
4,105,464
Issue date
Aug 8, 1978
Deutsche Gold- und Silber-Scheideanstalt vormals Roessler
Gunter Osswald
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...