Sumitomo Heavy Industries, Ltd. ( 住友重機械工業株式会社 , Sumitomo Jūkikai Kōgyō Kabushiki-gaisha ) (SHI) is an integrated manufacturer of industrial machinery, automatic weaponry , ships , bridges and steel structure, equipment for environmental protection, including recycling , power transmission equipment, plastic molding machines, laser processing systems, particle accelerators , material handling systems, cancer diagnostic and treatment equipment and others.
4-539: In 1888, a company was formed to provide equipment repair services to the Besshi copper mine . Almost 50 years later, in 1934, the company incorporated as Sumitomo Machinery Co., Ltd. to manufacture machinery for the steel and transportation industries in support of that period of rapid economic growth. In 1969, Sumitomo Machinery Co., Ltd. merged with Uraga Heavy Industries Co., Ltd. to create Sumitomo Heavy Industries, Ltd. The company continues to innovate and expand to meet
8-566: The JSDF, citing a bleak economic prospects in the arms sector. In 2013, SHI was reported to have falsified test data related to the manufacture of its machine guns. SHI was fined 62,474,916 Yen and was given a five-month suspension. Besshi copper mine The Besshi copper mine ( 別子銅山 , Besshi dōzan ) was a rich source of copper in Niihama , Ehime Prefecture , Japan . The deposits were discovered in 1690, and copper mining began in
12-481: The demands of the new market frontiers. Today, Sumitomo Heavy Industries manufactures injection molding machines , laser systems, semiconductor machinery and liquid crystal production machinery. In 1979, the company famously built the Seawise Giant , an Ultra Large Crude Carrier (ULCC) supertanker ; the longest ship ever built. In 2021, it was reported that SHI has ceased making light machine guns for
16-598: The following year. From then until the closing of the mine in 1973, Besshi produced about 700,000 tons of copper, and contributed to Japan's trade and modernization. The Sumitomo family managed the mine, which helped build the Sumitomo zaibatsu . The Dōzan River was named after the copper mine. The Minetopia Besshi theme park uses some of the mine's facilities. 33°51′55″N 133°19′41″E / 33.86528°N 133.32806°E / 33.86528; 133.32806 This Ehime Prefecture location article
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