Hbi slow cooling system and method
AssigneeMidrex Technologies, Inc.
InventorsJames Lloyd LEWIS, JR., Brian VOELKER, Lemuel ORLEANS
Life of this patent
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Abstract
A briquette cooling conveyor system includes an apron pan conveyor. The apron pan conveyor includes: an apron pan with openings adapted to drain water from the apron pan conveyor, an apron pan upper, carry strand, and an apron pan lower, return strand. The briquette cooling conveyor system further includes a carriage side flushing hopper positioned between the apron pan upper, carry strand and the apron pan lower, return strand, and the carriage side flushing hopper is configured to capture fines and water from the system.
Claims20
A briquette cooling conveyor system, comprising:
- an apron pan conveyor including:
- a) a plurality of apron pans including openings adapted to drain water from the apron pan conveyor;
- b) an apron pan upper, carry strand;
- and c) an apron pan lower, return strand;
- and a carriage side flushing hopper positioned between the apron pan upper, carry strand and the apron pan lower, return strand, the carriage side flushing hopper configured to capture fines and water from the system.
A method of cooling hot briquetted iron comprising:
- providing a briquette cooling conveyor system, the system comprising:
- an apron pan conveyor including:
- a) a plurality of apron pans including openings to drain water from the apron pan conveyor;
- and b) an apron pan upper, carry strand;
- and c) an apron pan lower, return strand;
- and
- a carriage side flushing hopper positioned between the apron pan upper, carry strand and the apron pan lower, return strand, the carriage side flushing hopper capturing fines and water from the system;
- and
- cooling the hot briquetted iron as the iron travels along the apron pan conveyor from briquetting temperatures of about 650-700° C. to 400° C. in approximately 2 minutes, and no less than about 1.5 minutes, wherein discharge temperature is about greater than 85° C. and less than about 130° C.
Dependencies are inferred from the claim text.