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Hermann Wotruba
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Aachen, DE
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Patents Grants
last 30 patents
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Patent Grant
Method for separating a defined mineral phase of value from a groun...
Patent number
9,718,066
Issue date
Aug 1, 2017
Siemens Aktiengesellschaft
Werner Hartmann
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Patents Applications
last 30 patents
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Patent Application
METHOD OF PROVIDING A REACTIVE CEMENT CONSTITUENT OR CONCRETE ADDITIVE
Publication number
20230219843
Publication date
Jul 13, 2023
Rheinisch-Westfälische Technische Hochschule (RWTH) Aachen
Lars Weitkämper
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Patent Application
METHOD AND DEVICE FOR SEPARATING PRIMARY ORE CONTAINING RARE EARTHS
Publication number
20160107197
Publication date
Apr 21, 2016
SIEMENS AKTIENGESELLSCHAFT
WERNER HARTMANN
B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information
Patent Application
METHOD FOR SEPARATING A DEFINED MINERAL PHASE OF VALUE FROM A GROUN...
Publication number
20160008822
Publication date
Jan 14, 2016
Siemens Aktiengesellschaft
Werner HARTMANN
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Application
METHOD FOR REDUCING THE LOSSES OF VALUABLE SUBSTANCES IN MINERAL PR...
Publication number
20150102141
Publication date
Apr 16, 2015
K+S AKTIENGESELLSCHAFT
Jens Werdelmann
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...