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Gerhard Butschko
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Hamm, DE
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last 30 patents
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Patent Grant
Method and apparatus for burning fine-grain material
Patent number
4,352,660
Issue date
Oct 5, 1982
Magyar Aluminiumipari Troszt
Janos Steiner
F27 - FURNACES KILNS OVENS RETORTS
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Patent Grant
Apparatus and method for calcining or sintering fine-grained material
Patent number
4,118,177
Issue date
Oct 3, 1978
Polysius AG
Paul Weber
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES