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Tublar mill
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Patent number 5,184,782
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Issue date Feb 9, 1993
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Deutsche Babcock Energie- und Umwelttechnik AG
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Johannes Kerstges
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
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Seal for a tubular mill
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Patent number 4,469,332
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Issue date Sep 4, 1984
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Deutsche Babcock Aktiengesellschaft
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Hubert Brosdetzko
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B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...