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Petroleum and natural gas industries - Rotary drilling equipment - Part 1: Rotary drill stem elements. (Erdöl- und Erdgasindustrie - Drehende Bohrausrüstungsteile - Teil 1: Drehende Bohrgestänge-Elemente.)
Details
Publisher
DIN
File size
970.87 KB
Pages
73
Format
PDF
Publication date
2005-07-01