DIN EN ISO 16070:2006-05 Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005); English version EN ISO 16070:2005
2006DIN EN ISO 16070:2006-05 Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005); English version EN ISO 16070:2005
2006DIN EN ISO 16070:2006 Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005); English version EN ISO 16070:2005