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Identification of a percussive drill rod joint from its response to stress wave loading
Uppsala University, Teknisk-naturvetenskapliga vetenskapsområdet, Technology, Department of Materials Science. Department of Engineering Sciences, Solid Mecanics. Hållfasthetslära.
Uppsala University, Teknisk-naturvetenskapliga vetenskapsområdet, Technology, Department of Materials Science. Department of Engineering Sciences, Solid Mecanics. Hållfasthetslära.
Uppsala University, Teknisk-naturvetenskapliga vetenskapsområdet, Technology, Department of Materials Science. Department of Engineering Sciences, Solid Mecanics. Hållfasthetslära.
1996 (English)In: INTERNATIONAL JOURNAL OF IMPACT ENGINEERING, ISSN 0734-743X, Vol. 18, no 3, 281-290 p.Article in journal (Refereed) Published
Abstract [en]

In percussive drilling of rock, elastic stress waves are generated in a drill string through repeated axial impacts by the hammer of a rock drill. For holes deeper than a few meters, several drill rods are commonly joined by means of cylindrical coupling

Place, publisher, year, edition, pages
1996. Vol. 18, no 3, 281-290 p.
Identifiers
URN: urn:nbn:se:uu:diva-28455OAI: oai:DiVA.org:uu-28455DiVA: diva2:56351
Note
Addresses: Berzi P, FOCUS GEOTECH CO, MAJOR ST 7, H-1119 BUDAPEST, HUNGARY. AB SANDVIK STEEL, S-81181 SANDVIKEN, SWEDEN. UNIV UPPSALA, SCH ENGN, S-75121 UPPSALA, SWEDEN.Available from: 2005-04-27 Created: 2005-04-27 Last updated: 2011-01-15

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Lundberg, B

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