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Metal recovery method
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Patent number 9,663,838
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Issue date May 30, 2017
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Nisshin Steel Co., Ltd.
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Takahiro Yoshino
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Ladle scraper mechanism
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Patent number 4,511,125
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Issue date Apr 16, 1985
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BBC Brown Boveri, Inc.
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Otto Hochstrasser
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B22 - CASTING POWDER METALLURGY
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Mold cleaning apparatus
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Patent number 4,407,037
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Issue date Oct 4, 1983
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Mern S. Kemble
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B22 - CASTING POWDER METALLURGY
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3883124
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Patent number 3,883,124
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B22 - CASTING POWDER METALLURGY
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B22 - CASTING POWDER METALLURGY
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B22 - CASTING POWDER METALLURGY
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Issue date Jul 19, 1927
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B22 - CASTING POWDER METALLURGY