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Georg Unland
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Ennigerloh, DE
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last 30 patents
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Patent Grant
Method and apparatus for the heat treatment of fine-grained material
Patent number
4,941,821
Issue date
Jul 17, 1990
Krupp Polysius AG
Manfred Durr
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Method for the production of cement clinker from semi-wet raw material
Patent number
4,878,949
Issue date
Nov 7, 1989
Krupp Polysius AG
Georg Unland
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Apparatus and method for the heat treatment of fine-grained material
Patent number
4,861,265
Issue date
Aug 29, 1989
Krupp Polysius AG
Manfred Durr
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Apparatus for the heat treatment of fine-grained material
Patent number
4,840,561
Issue date
Jun 20, 1989
Krupp Polysius AG
Georg Unland
F27 - FURNACES KILNS OVENS RETORTS
Information
Patent Grant
Apparatus for the heat treatment of fine-grained material
Patent number
4,815,970
Issue date
Mar 28, 1989
Krupp Polysius AG
Georg Unland
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method and apparatus for the heat treatment of fine-grained material
Patent number
4,808,108
Issue date
Feb 28, 1989
Krupp Polysius AG
Peter Tiggesbaumker
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Method and apparatus for the production of cement clinker with a lo...
Patent number
4,667,886
Issue date
May 26, 1987
Krupp Polysius AG
Georg Unland
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Grant
Grate cooler and method of cooling
Patent number
4,592,724
Issue date
Jun 3, 1986
Krupp Polysius AG
Manfred Durr
F27 - FURNACES KILNS OVENS RETORTS