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Hemispherical identation and the design of “Button Bits” for percussive drilling : Lundquist, R G Proc 22nd US Symposium on Rock Mechanics, Cambridge, Mass, 29 June-2 July, 1981, P219–222. Publ Cambridge, Mass: MIT, 1981


Publisher
Elsevier Science
Year
1982
Tongue
English
Weight
94 KB
Volume
19
Category
Article
ISSN
0148-9062

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