CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69423 | LVS EN ISO 27509:2021 | Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO 27509:2020) | Standarts spēkā |
| 79028 | EN ISO 29001:2020/A1:2024 | Petroleum, petrochemical and natural gas industries - Sector-specific quality management systems - Requirements for product and service supply organizations - Amendment 1: Climate action changes (ISO 29001:2020/Amd 1:2024) | Standarts spēkā |
| 32907 | LVS EN ISO 13705:2013 | Petroleum, petrochemical and natural gas industries - Fired heaters for general refinery service (ISO 13705:2012) | Standarts spēkā |
| 78976 | EN ISO 10427-1:2024 | Oil and gas industries including lower carbon energy - Equipment for well cementing - Part 1: Casing bow-spring centralizers (ISO 10427-1:2024) | Standarts spēkā |
| 79412 | EN ISO 13503-2:2024 | Oil and gas industries including lower carbon energy - Completion fluids and materials - Part 2: Measurement of properties of proppants used in hydraulic fracturing and gravel-packing operations (ISO 13503-2:2024) | Standarts spēkā |
| 35205 | EN ISO 16812:2019 | Petroleum, petrochemical and natural gas industries - Shell-and-tube heat exchangers (ISO 16812:2019) | Standarts spēkā |
| 163 | LVS EN ISO 14693:2004 | Petroleum and natural gas industries - Drilling and well-servicing equipment | Standarts spēkā |
| 106 | LVS EN ISO 13691:2003 | Petroleum and natural gas industries - High-speed special purpose gear units | Standarts spēkā |
| 93 | LVS EN ISO 15463:2004 | Petroleum and natural gas industries - Field inspection of new casing, tubing and plain end drill pipe | 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 |
Displaying 821-830 of 878 results.