A Study on the New Iron Ore Smelting Reduction Processes
A study on the DIOS process (Direct Iron Ore Smelting Reduction Process) has been undertaken by the Japan Iron and Steel Federation as an 8-year project which began in April 1988.
A pilot plant with a production capacity of 500 tons of hot metal per day was constructed at NKK Keihin works.
The operating tests of pilot plant started in October 1993, and eight campaigns were successfully conducted by August 1995 as planned.
This report introduces an outline of the pilot plant and some results of the operating tests.
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