History and Environmental Initiatives
Corporate History and Environmental Commitment
Corporate History | Environmental & Social Commitment | |||||
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1869 | Denzaburo Fujita establishes a business, Fujita-Gumi in Osaka. |
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September 1884 |
The Japanese Government sells the Kosaka Mine to the Fujita-Gumi. | |||||
June 1897 |
Kosaka Choshi Power Plant, Japan's second hydroelectric power plant, commences operations. | |||||
May 1899 |
Kojima Bay reclamation work launches. | |||||
June 1902 |
Kosaka Black Ore Flash Smelter commences operations | |||||
Corporate History | Environmental & Social Commitment | |||||
April 1915 |
Fujita Gumi acquires Hanaoka Mine. | |||||
September 1916 |
Fujita Gumi acquires Tanahara Mine. | |||||
March 1919 |
Toyosaki Rolling Mill (present DOWA Metal Co., Ltd.) established. | |||||
Corporate History | Environmental & Social Commitment | |||||
December 1945 |
Corporate name changed to DOWA Mining Co., Ltd. | |||||
August 1953 |
Constructed Okayama works established, commences operations. | |||||
June 1959 |
A new black ore mine discovered in Uchinotai area of Kosaka. | |||||
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June 1964 |
A new black ore mine discovered in Matumine area of Hanaoka. | |||||
September 1967 |
Kosaka Flash Smelter Plant completed, commences operations. |
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July 1969 |
A new black ore mine discovered in Fukazawa area of Hanaoka. |
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February 1971 |
Akita Zinc Co., Ltd. established | |||||
November 1972 |
Akita plant completed, commences operations. |
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April 1973 |
Central Laboratory established. | |||||
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December 1980 |
Kosaka Lead Smelting facility completed, commences operations. | |||||
August 1982 | Semiconductor Materials Laboratory established. | |||||
September 1983 | Okayama Works completed, commences manufacturing metal powders. | |||||
September 1986 | Hanaoka Mining Co., Ltd. established. | |||||
June 1988 | Akita LED Factory completed, commences operations. | |||||
Corporate History | Environmental & Social Commitment | |||||
March 1989 |
DOWA INTERNATIONAL CORP. established. | |||||
May 1989 |
Kosaka Smelting and Refining Co., Ltd. established. | |||||
April 1991 |
Dowa Mining absorbs Tokyo Heat Treatment Co., Ltd., establishes Thermotech headquarters. | |||||
May 1992 |
MINERA TIZAPA, S.A.DE C.V. established. | |||||
December 1992 |
Shiojiri Works completed. | |||||
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August 1994 |
Operations commenced at the Tizapa Mine. |
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August 1997 |
DOWA THT AMERICA, INC. established. | |||||
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April 2000 |
In-house company system implemented. |
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June 2000 |
Nippon Purle Limited joins the Dowa group. | |||||
April 2001 |
E&E Solutions, Inc. joins the Dowa group. |
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October 2001 |
Recycle Systems Japan Co., Ltd. established. | |||||
April 2002 |
Akita Zinc Solutions Co., Ltd. established. | |||||
October 2002 |
Dowa Advanced Materials Shanghai Co., Ltd. established. | |||||
April 2003 |
Zinc Excel Co., Ltd., Acids Co., Ltd., Geotechnos Co., Ltd. and Dowa Techno Engineering Co., Ltd. established. | |||||
December 2003 |
Dowa Environmental Management Co., Ltd. established. | |||||
October 2004 |
Dowa Techno Research established. | |||||
December 2004 | Green Fill Kosaka (final landfill disposal site) completed. | |||||
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February 2006 |
Act-B Recycling Co., Ltd. joins the Dowa group. |
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March 2006 |
Dowa relocates Head Office to Akihabara, Tokyo. | |||||
August 2006 |
CEMM Co., Ltd. joins the Dowa group. | |||||
October 2006 |
Holding company system implemented. New group management system started with five operating companies. Dowa Mining Co., Ltd. changed its name to Dowa Holdings Co., Ltd. |
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April 2007 |
DOWA Thermotech(Thailand)Co., Ltd. established to offer maintenance service of heat treatment processing equipment and facilities in Thailand. |
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August 2007 |
New furnace for recycled materials completed in Kosaka Smelting and Refining. | |||||
September 2007 |
DOWA HD EUROPE GmbH established in Germany. | |||||
November 2007 |
DOWA METANIX Co., Ltd. and DOWA-OLIN METAL CORPORATION join the Dowa group. | |||||
May 2008 |
The CDM business established to recover methane from hog farms in the Philippines jointly with Itochu Corporation. |
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May 2008 |
New environmentally friendly heat treatment plant completed in Ohta City, Gunma. | |||||
August 2008 |
A biodiesel fuel manufacturing company established in Okayama City, Okayama. | |||||
February 2009 |
MAEH Inc. a waste disposal company in South East Asia acquired. |
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March 2009 |
The largest-class waste incineration furnace in Eco-System Chiba completed in Sodegaura City, Chiba. | |||||
June 2009 |
Invested in Akagi Koyu Co., Ltd. (Midori City, Gunma Prefecture), an industrial wastes disposal company. |
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December |
A waste melting recycling company, Meltech (Oyama City, Tochigi Prefecture) joined the DOWA group. | |||||
March 2010 |
Succeeded in commercialization of "deep UV LED" with the world-class output toward mass production. A new home electric and electronic appliance company was established in Tianjin, China. Environmental & Social Initiatives |
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