Method and apparatus for cooling reduced-iron agglomerate

Specialized metallurgical processes – compositions for use therei – Processes – Producing or treating free metal

Reexamination Certificate

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Reexamination Certificate

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07618476

ABSTRACT:
In a method and an apparatus for cooling a reduced-iron agglomerate in a reduced-iron agglomerate production equipment wherein an iron oxide agglomerate is reduced in a reducing furnace and discharged as a reduced-iron agglomerate, a conveyer to convey said reduced-iron agglomerate is installed at the outlet of said reduced-iron agglomerate production equipment, a plurality of spray nozzles are installed above, or above and below, said conveyer at intervals in the conveying direction of said reduced-iron agglomerate, and said reduced-iron agglomerate on said conveyer is cooled intermittently by ejecting cooling water, continuously or intermittently, through said spray nozzles.

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Marks' Standard Handbook for Mechanical Engineers, 9thEdition, 1987, p. 10-50.
Supplemental European Search Report dated May 20, 2008 issued in corresponding European Patent Application No. 02 77 2866.

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