DIN EN ISO 10427-1:2003-07 Petroleum and natural gas industries - Casing centralizers - Part 1: Bow-spring casing centralizers (ISO 10427-1:2001); German and English version EN ISO 10427-1:2001
2003DIN EN ISO 10427-1:2003-07 Petroleum and natural gas industries - Casing centralizers - Part 1: Bow-spring casing centralizers (ISO 10427-1:2001); German and English version EN ISO 10427-1:2001
2003DIN EN ISO 10427-1:2003 Petroleum and natural gas industries - Casing centralizers - Part 1: Bow-spring casing centralizers (ISO 10427-1:2001); German and English version EN ISO 10427-1:2001