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Oswald Helmling
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Hasselroth, DE
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last 30 patents
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Patent Grant
Composition capable of releasing acrolein and its use
Patent number
5,723,498
Issue date
Mar 3, 1998
Degussa Aktiengellschaft
Peter Werle
C07 - ORGANIC CHEMISTRY
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Patent Grant
Method and composition for combatting microbial, vegetable and anim...
Patent number
5,696,052
Issue date
Dec 9, 1997
Degussa Aktiengesellschaft
Peter Werle
C07 - ORGANIC CHEMISTRY
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Patent Grant
Method for the denitration of waste gases with obtention of HNO.sub.3
Patent number
5,112,587
Issue date
May 12, 1992
Degussa AG
Wedigo von Wedel
C01 - INORGANIC CHEMISTRY