Home > Term: pipe jack
pipe jack
An iron pipe with a clamp or pigfoot on one end and a curved point on the other. It is wedged between the floor and roof of a mine room to hold the feed chain of a continuous electric coal mining machine.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Mining
- Category: General mining; Mineral mining
- Government Agency: USBM
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Δημιουργός
- ed.young
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(V.I.P) 21084 points - 100% positive feedback
(Milwaukee, United States)
