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Eloranta, 1999 - Google Patents

Blasting down the cost of taconite pellets

Eloranta, 1999

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Document ID
2641060764220715458
Author
Eloranta J
Publication year
Publication venue
Proceedings of The 72nd Annual Meeting of the Minnesota Section of the SME, Duluth, Minnesota

External Links

Snippet

Minnesota taconite producers are challenged by worldwide competition. They will need to return to the strategy that has made the Mesabi Range a leader in the industry: by applying innovative technology. Seven blast related cost reductions have the potential of saving …
Continue reading at elorantaassoc.com (PDF) (other versions)

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Lay-outs therefor
    • E21C41/16—Methods of underground mining; Layouts therefor
    • E21C41/18—Methods of underground mining; Layouts therefor for brown or hard coal
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C41/00—Methods of underground or surface mining; Lay-outs therefor
    • E21C41/26—Methods of surface mining; Layouts therefor
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21C—MINING OR QUARRYING
    • E21C47/00—Machines for obtaining or the removal of materials in open-pit mines
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH DRILLING; MINING
    • E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
    • E21F13/00—Transport specially adapted to underground conditions
    • E21F13/02—Transport of mined mineral in galleries

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