CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 35495 | LVS EN ISO 10439-1:2015 | Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015) | Standarts spēkā |
| 74292 | LVS EN ISO 19901-8:2023 | Oil and gas industries including lower carbon energy - Offshore structures - Part 8: Marine soil investigations (ISO 19901-8:2023) | Standarts spēkā |
| 28556 | LVS EN ISO 28781:2011 | Petroleum and natural gas industries - Drilling and production equipment - Subsurface barrier valves and related equipment (ISO 28781:2010) | Standarts spēkā |
| 24634 | EN ISO 13503-5:2006 | Petroleum and natural gas industries - Completion fluids and materials - Part 5: Procedures for measuring the long-term conductivity of proppants (ISO 13503-5:2006) | Standarts spēkā |
| 25227 | EN ISO 20312:2011 | Petroleum and natural gas industries - Design and operating limits of drill strings with aluminium alloy components (ISO 20312:2011) | Standarts spēkā |
| 25493 | EN ISO 13709:2009 | Centrifugal pumps for petroleum, petrochemical and natural gas industries (ISO 13709:2009) | Standarts spēkā |
| 34078 | LVS EN ISO 13500:2009 /A1:2011 | Petroleum and natural gas industries - Drilling fluid materials - Specifications and tests - Amendment 1: Barite 4,1 (ISO 13500:2008/AMD 1:2010) | Standarts spēkā |
| 64391 | LVS EN ISO 19277:2019 | Petroleum, petrochemical and natural gas industries - Qualification testing and acceptance criteria for protective coating systems under insulation (ISO 19277:2018) | Standarts spēkā |
| 160 | LVS EN 14870-2:2005 | Petroleum an natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 2: Fittings | Standarts spēkā |
| 23220 | LVS EN ISO 10427-3:2005 | Petroleum and natural gas industries - Equipment for well cementing - Part 3: Performance testing of cementing float equiment | Standarts spēkā |
Displaying 261-270 of 887 results.