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Fluidized bed reactor
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Patent number 5,215,042
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Issue date Jun 1, 1993
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Metallgesellschaft Aktiengesellschaft
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Hans Beisswenger
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B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Process of burning cattle dung
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Patent number 4,747,356
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Issue date May 31, 1988
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Metallgesellschaft AG
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Hans Beisswenger
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F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
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Method of producing cement clinker
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Patent number 4,425,163
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Issue date Jan 10, 1984
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Creusot-Loire Enterprises
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Hans-Werner Schmidt
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Process of producing cement clinker
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Patent number 4,402,754
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Issue date Sep 6, 1983
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Creusot-Loire Enterprises
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Hans-Werner Schmidt
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES