CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 34629 | LVS EN ISO 13503-1:2012 | Petroleum and natural gas industries - Completion fluids and materials - Part 1: Measurement of viscous properties of completion fluids (ISO 13503-1:2011) | 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 |
| 64371 | LVS EN ISO 20074:2020 | Petroleum and natural gas industry - Pipeline transportation systems - Geological hazards risk management for onshore pipeline (ISO 20074:2019) | Standarts spēkā |
| 59344 | LVS EN ISO 19903:2020 | Petroleum and natural gas industries - Concrete offshore structures (ISO 19903:2019) | Standarts spēkā |
| 70645 | LVS EN ISO 15156-2:2021 | Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020) | Standarts spēkā |
| 64369 | LVS EN ISO 19901-9:2020 | Petroleum and natural gas industries - Specific requirements for offshore structures - Part 9: Structural integrity management (ISO 19901-9:2019) | Standarts spēkā |
| 70644 | LVS EN ISO 15156-1:2021 | Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020) | Standarts spēkā |
| 172 | EN ISO 15136-2:2006 | Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 2: Surface-drive systems (ISO 15136-2:2006) | Standarts spēkā |
| 69423 | EN ISO 27509:2020 | Petroleum and natural gas industries - Compact flanged connections with IX seal ring (ISO/DIS 27509:2019) | Standarts spēkā |
Displaying 131-140 of 879 results.