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Helmut Harle
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Leverkusen, DE
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last 30 patents
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Patent Grant
Process for working up reaction gases during the oxidation HCI to c...
Patent number
6,387,345
Issue date
May 14, 2002
Bayer Aktiengesellschaft
Fritz Gestermann
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Method and device for delivering hot, aggressive media
Patent number
5,820,827
Issue date
Oct 13, 1998
Bayer Aktiengesellschaft
Hans-Ulrich Dummersdorf
C01 - INORGANIC CHEMISTRY
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Patent Grant
Method and device for delivering hot, aggressive media
Patent number
5,660,810
Issue date
Aug 26, 1997
Bayer Aktiengesellschaft
Hans-Ulrich Dummersdorf
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Pump for delivering hot, corrosive media
Patent number
5,569,024
Issue date
Oct 29, 1996
Bayer Aktiengesellschaft
Hans-Ulrich Dummersdorf
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...