CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 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 |
| 32683 | LVS EN ISO 13085:2014 | Petroleum and natural gas industries - Aluminium alloy pipe for use as tubing for wells (ISO 13085:2014) | Standarts spēkā |
| 78433 | LVS EN ISO 10426-5:2025 | Oil and gas industries including lower carbon energy - Cements and materials for well cementing - Part 5: Determination of shrinkage and expansion of well cement formulations (ISO 10426-5:2024) | Standarts spēkā |
| 28558 | LVS EN ISO 27627:2014 | Petroleum and natural gas industries - Aluminium alloy drill pipe thread connection gauging (ISO 27627:2014) | Standarts spēkā |
| 64372 | LVS EN ISO 20321:2020 | Petroleum, petrochemical and natural gas industries - Safety of machineries - Powered elevators (ISO 20321:2020) | Standarts spēkā |
| 33106 | LVS EN 13942:2009 /AC:2009 | Petroleum and natural gas industries - Pipeline transportation systems - Pipeline valves (ISO 14313:2007 modified/Cor 1:2009) | Standarts spēkā |
| 35497 | LVS EN ISO 10439-3:2015 | Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 3: Integrally geared centrifugal compressors (ISO 10439-3:2015) | Standarts spēkā |
| 70644 | EN ISO 15156-1:2020 | 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 |
| 99 | LVS EN ISO 13535:2003 | Petroleum and natural gas industries - Drilling and production equipment - Hoisting equipment | Standarts spēkā |
| 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 |
Displaying 111-120 of 871 results.