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Dual-purpose sintering furnace
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Patent number 11,384,982
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Issue date Jul 12, 2022
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LIAONING UPCERA CO., LTD.
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Lingling He
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F27 - FURNACES KILNS OVENS RETORTS
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Sintering furnance
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Patent number 10,995,992
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Issue date May 4, 2021
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LIAONING UPCERA CO., LTD
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Lingling He
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F27 - FURNACES KILNS OVENS RETORTS
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Sintering furnace
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Patent number 4,106,893
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Issue date Aug 15, 1978
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Ludwig Riedhammer GmbH & Co. K.G.
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Helmut Baumann
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B22 - CASTING POWDER METALLURGY
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3656720
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Patent number 3,656,720
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Issue date Apr 18, 1972
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F27 - FURNACES KILNS OVENS RETORTS
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2133329
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Patent number 2,133,329
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Issue date Oct 18, 1938
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F27 - FURNACES KILNS OVENS RETORTS
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1876734
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Patent number 1,876,734
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Issue date Sep 13, 1932
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F27 - FURNACES KILNS OVENS RETORTS