NKK TECHNICAL REVIEW

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No. 88 FEB. 2003
14. New Technologies Harmonized with Global Environment
Part 1 – Activities of Environmental Industries Engineering Division
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Yasuo Obata, Naoyuki Masuda, Kazuo Joo and Akihiko Katoh
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Abstract:
NKK is tackling with the development of environment-friendly technologies and is now supplying plants, technologies and products harmonized with nature to create rich and rewarding human environments. At the beginning, NKK started environmental businesses by means of introducing overseas technologies and improving them into advanced NKK versions, and built up the business basis as the Japanfs top manufacturer of environmental plants. Recently, NKK is receiving increasingly large amounts of orders and continuously securing high profitability in this field. This paper reports the history of NKK's pioneering businesses in the environmental field, and unique plants and technologies developed and commercialized by NKK's Environmental Industries Engineering Division and Water & Wastewater Engineering Division.
Keywords:
High-temperature air combustion technology, High-temperature gasifying & direct melting furnace, Product slag, Incineration technology, Stoker type waste incinerator, Municipal waste, Flame stabilization, Low-air ratio combustion, Advanced next-generation stoker system,

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