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Karl-Heinz Schuette
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Trippstadt, DE
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Patents Grants
last 30 patents
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Patent Grant
Roller grinding mill
Patent number
8,172,168
Issue date
May 8, 2012
Gebr. Pfeiffer AG
Dirk Hoffmann
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Grant
Safety systems for roller mills
Patent number
7,926,754
Issue date
Apr 19, 2011
Gebr. Pfeiffer AG
Dirk Hoffmann
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Patents Applications
last 30 patents
Information
Patent Application
ROLLER GRINDING MILL
Publication number
20110068203
Publication date
Mar 24, 2011
Dirk HOFFMANN
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
ROLLER MILL
Publication number
20090314866
Publication date
Dec 24, 2009
Dirk Hoffmann
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
SAFETY SYSTEMS FOR ROLLER MILLS
Publication number
20090261190
Publication date
Oct 22, 2009
Dirk Hoffmann
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...