MODIFIED BLAST CONTROL PLUG

A blast control plug is disclosed characterized by a substantially hollow conical portion open at the base. A short skirt is integral with the base and projects downwardly therefrom, where is the outer face of the junction between the conical portion and the skirt is rounded and has a diameter less...

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Bibliographische Detailangaben
1. Verfasser: WORSEY, PAUL N
Format: Patent
Sprache:eng ; fre
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Beschreibung
Zusammenfassung:A blast control plug is disclosed characterized by a substantially hollow conical portion open at the base. A short skirt is integral with the base and projects downwardly therefrom, where is the outer face of the junction between the conical portion and the skirt is rounded and has a diameter less than the diameter of the blast hole in which it is to be used. A short integral spigot projects upwardly from the apex of the conical portion, the spigot having a recess into which one end of a separate positioning rod may be inserted.