SYSTEM, METHOD AND APPARATUS FOR UPGRADING A PULVERIZER

SYSTEM, METHOD AND APPARATUS FOR UPGRADING A PULVERIZER

A method of upgrading a vertical spindle pulverizer includes the steps of removing a cover from a journal opening in a housing of the pulverizer to access a grinding zone of the pulverizer, removing a first journal assembly having a toroidal grinding roll from the pulverizer through the journal open...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CRAFTS, Douglas W, COLSON, Paul Mackenzie
Format: Patent
Sprache:eng ; fre ; ger
Schlagworte:
CRUSHING, PULVERISING, OR DISINTEGRATING
CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL
MILLING GRAIN
PERFORMING OPERATIONS
PREPARATORY TREATMENT OF GRAIN FOR MILLING
TRANSPORTING
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Beschreibung
Zusammenfassung:A method of upgrading a vertical spindle pulverizer includes the steps of removing a cover from a journal opening in a housing of the pulverizer to access a grinding zone of the pulverizer, removing a first journal assembly having a toroidal grinding roll from the pulverizer through the journal opening, removing a plurality of toroidal table segments from a grinding table of the pulverizer, installing a plurality of inclined bull ring segments on the grinding table, installing a second journal assembly having a conical grinding roll in the pulverizer, and replacing the cover over the journal opening. The inclined bull ring segments are configured to register with a grinding surface of the conical grinding roll.