MINERAL WINNING PICK, PICK HOLDER, AND COMBINATION

An improved pick and pick holder assembly for use in mineral winning and the like. The improved pick and pick holder increases the effective life of a tool and pick holder by minimizing the shifting of the pick within the pick holder. The movement of the pick is minimized by front and rear bearing s...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TORRES DELGADO, ROBERTO DE JESUS, CLAPHAM, WILLIAM STEPHEN
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	DREDGING EARTH DRILLING FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING MINING MINING OR QUARRYING SOIL SHIFTING
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