화학공학소재연구정보센터
검색결과 : 3건
No. Article
1 Proposed practical methods to estimate rock strength and tooth wear while drilling with roller-cone bits
Ohno T, Karasawa H, Kosugi M, Rowley JC
Journal of Energy Resources Technology-Transactions of The ASME, 126(4), 302, 2004
2 Methods to estimate the rock strength and tooth wear while drilling with roller-bits - Part 1: Milled-tooth bits
Karasawa H, Ohno T, Kosugi M, Rowley JC
Journal of Energy Resources Technology-Transactions of The ASME, 124(3), 125, 2002
3 Methods to estimate the rock strength and tooth wear while drilling with roller-bits - Part 2: Insert bits
Karasawa H, Ohno T, Kosugi M, Rowley JC
Journal of Energy Resources Technology-Transactions of The ASME, 124(3), 133, 2002