EN ISO 10407-2:2008/AC:2009 Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements - Technical Corrigendum 1 (ISO 10407-2:2008/Cor 1:2009)
2009EN ISO 10407-2:2008/AC:2009 Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements - Technical Corrigendum 1 (ISO 10407-2:2008/Cor 1:2009)
2008EN ISO 10407-2:2008 Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements (ISO 10407-2:2008)