Oxy-Fuel Lance Technology Improves Blast Furnace Start-up and Chilled Furnace Recovery The start-up of a Blast Furnace following planned complete shutdowns or unplanned interruptions can be difficult and costly. In the case where a Blast Furnace has been taken offline for upgrading, relining and repair, significant energy and manpower is required to bring the Blast Furnace up to temperature. Where an unplanned shutdown from breakdown

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