CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 26870 | LVS EN 14163:2002 /AC:2006 | Petroleum and natural gas industries - Pipeline transportation systems - Welding of pipelines | Standarts spēkā |
| 26870 | EN 14163:2001/AC:2006 | Petroleum and natural gas industries - Pipeline transportation systems - Welding of pipelines (ISO 13847:2000 modified) | Izstrādē |
| 26867 | EN ISO 13679:2006 | Petroleum and natural gas industries - Procedures for testing casing and tubing connections (ISO 13679:2002) | Atcelts |
| 26867 | LVS EN ISO 13679:2007 | Petroleum and natural gas industries - Procedures for testing casing and tubing connections | Atcelts |
| 26866 | EN ISO 13628-10:2006 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 10: Specification for bonded flexible pipe (ISO 13628-10:2006) | Izstrādē |
| 26866 | LVS EN ISO 13628-10:2007 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 10: Specification for bonded flexible pipe | Standarts spēkā |
| 26865 | LVS EN ISO 10405:2007 | Petroleum and natural gas industries - Care and use of casing and tubing | Standarts spēkā |
| 26865 | EN ISO 10405:2006 | Petroleum and natural gas industries - Care and use of casing and tubing (ISO 10405:2006) | Izstrādē |
| 26701 | EN ISO 10414-1:2008 | Petroleum and natural gas industries - Field testing of drilling fluids - Part 1: Water-based fluids (ISO 10414-1:2008) | Izstrādē |
| 26701 | LVS EN ISO 10414-1:2009 | Petroleum and natural gas industries - Field testing of drilling fluids - Part 1: Water-based fluids (ISO 10414-1:2008) | Standarts spēkā |
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