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Ralf Busch
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Koln, DE
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last 30 patents
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Patent Grant
Process for the production of ballast
Patent number
9,297,121
Issue date
Mar 29, 2016
Covestro Deutschland AG
Andreas Hoffmann
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
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last 30 patents
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Patent Application
PROCESS FOR THE PRODUCTION OF BALLAST
Publication number
20140161526
Publication date
Jun 12, 2014
Bayer Intellectual Property GmbH
Andreas Hoffmann
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES