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Operation method of copper smelting furnace
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Patent number 11,603,578
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Issue date Mar 14, 2023
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Pan Pacific Copper Co., Ltd.
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Tatsuya Motomura
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Raw material supply method
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Patent number 10,443,940
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Issue date Oct 15, 2019
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Pan Pacific Copper Co., Ltd.
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Tatsuya Motomura
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F27 - FURNACES KILNS OVENS RETORTS
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Method for manufacturing electrolytic copper
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Patent number 9,932,682
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Issue date Apr 3, 2018
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Pan Pacific Copper Co., Ltd.
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Kimihiro Shimokawa
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Copper smelting method
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Patent number 8,382,879
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Issue date Feb 26, 2013
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Pan Pacific Copper Co., Ltd.
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Tatsuya Motomura
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method of smelting copper
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Patent number 7,955,409
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Issue date Jun 7, 2011
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Pan Pacific Copper Co., Ltd.
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Kenta Nakakado
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Method of smelting copper
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Patent number 7,918,917
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Issue date Apr 5, 2011
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Pan Pacific Copper Co., Ltd.
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Kenta Nakakado
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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