|
Year
|
Significant Events
|
|
1888
|
The company is launched as a machinery production and repair shop for the Besshi Copper Mine.
|
|
1952
|
Renamed Sumitomo Machinery Industries Co., Ltd.
|
|
1961
|
Starts Business of Sewage Facilities, Install Thickening Equipment for Tokyo Sewage Works.
|
|
1966
|
Agreement of Technical License about Sludge Scraper System with Link-Belt(USA).
|
|
1966
|
Environmental Health Research Center opens in Hiratsuka.
|
|
1969
|
Sumitomo Machinery Industries Co., Ltd. and Uraga Heavy Industries Co., Ltd. merge to form Sumitomo Heavy Industries, Ltd.
|
|
1971
|
Establishment of Sumitomo Heavy Industries Envirotech Co., Ltd. With ETV(USA).
|
|
1978
|
Establishment of Sumiju Environmental Engineering Co.,Ltd.
|
|
1981
|
Agreement of Technical License about Oxdation Ditch System with Esmil(Netherland).
|
|
1986
|
Contracts Large Sewage Plant in Seoul, Korea.
|
|
1986
|
Supplys Water Treatment Equipmens for Water Supply Plant in Selangor, Malaysia.
|
|
1989
|
Development of Super High Speed Thickener “SUMI-THICKENER”.
|
|
1989
|
Agreement of Technical License about UASB System.
|
|
1991
|
Sumitomo Heavy Industries, Ltd. and Sumitomo Heavy Industries Envirotech Co., Ltd. merge to form Sumitomo Heavy Industries, Ltd.
|
|
1992
|
Establishment of Sumiju Environmental Research Center Co.,Ltd. In Hiratsuka.
|
|
1995
|
Agreement of Technical License about EGSB System.
|
|
1997
|
Registered ISO9001 by Lloyd's Register Quality Assurance.
|
|
2002
|
Development of Cascade Type Sludge Scraper.
|
|
2002
|
Starts sale of Unit Type EGSB System.
|
|
2002
|
Transfer of Sumiju Environmental Research Center Co.,Ltd. from the Hiratsuka to the Yokosuka.
|
|
2002
|
Registered ISO14001 by KHK(The High Pressure Gas Safety Institute of Japan).
|
|
2003
|
Start Sale of Aeration Equipment “SUMI-RATOR UD” for Oxdation Ditch System.
|
|
2004
|
Start Sale of Unit type Super High Speed Thickener “SUMI-THICKENER-U”.
|
|
2005
|
Agreement of Technical License about “SUMI-THICKENER” to Kvaerner Pulping AB(Finland).
|
|
2006
|
Attainment of Supply 1.000 Units of “SUMI-RATOR”.
|
|
2006
|
Installs of Anaerobic Treatment System for Low Concentration Wastewater “AQUASAT®” for Asahi Brewery.
|
|
2007
|
Establishment of Sumitomo Heavy Industries Environment Co., Ltd.
|
|
2008
|
Sumitomo Heavy Industries Environment Co., Ltd. and Sumiju Environmental Research Center Co.,Ltd. merge to form Sumitomo Heavy Industries Environment Co., Ltd.
|
