Open AccessDesign and Research of Drilling Tool for Inner Wall Blind Hole in Logging Instrument Shell
Author(s) -
王哲
Publication year - 2016
Publication title -
ji xie gong cheng yu ji shu
Language(s) - English
Resource type - Journals
eISSN - 2167-6631
pISSN - 2167-6623
DOI - 10.12677/met.2016.54046
Subject(s) - shell (structure) , drilling , logging , geology , deep hole drilling , logging while drilling , petroleum engineering , engineering , mechanical engineering , ecology , biology