CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 25227 | LVS EN ISO 20312:2012 | Petroleum and natural gas industries - Design and operating limits of drill strings with aluminium alloy components (ISO 20312:2011) | Standarts spēkā |
| 64372 | LVS EN ISO 20321:2020 | Petroleum, petrochemical and natural gas industries - Safety of machineries - Powered elevators (ISO 20321:2020) | Standarts spēkā |
| 24398 | LVS EN ISO 20815:2008 | Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2008) | Atcelts |
| 33730 | LVS EN ISO 20815:2010 | Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2008, Corrected version 2009-06-15) | Atcelts |
| 62224 | LVS EN ISO 20815:2019 | Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2018) | Standarts spēkā |
| 22346 | LVS EN ISO 21049:2005 | Pumps - Shaft sealing systems for centrifugal and rotary pumps | Standarts spēkā |
| 22700 | LVS EN ISO 21329:2005 | Petroleum and natural gas industries - Pipeline transportation systems - Testing procedures for mechanical connectors | Standarts spēkā |
| 29716 | LVS EN ISO 21457:2011 | Petroleum, petrochemical and natural gas industries - Materials selection and corrosion control for oil and gas production systems (ISO 21457:2010) | Standarts spēkā |
| 27896 | LVS EN ISO 23251:2007 | Petroleum, petrochemical and natural gas industries - Pressure-relieving and depressuring systems | Atcelts |
| 30133 | LVS EN ISO 23251:2007 /A1:2008 | Petroleum, petrochemical and natural gas industries - Pressure- relieving and depressuring systems - Amendment 1 | Atcelts |
Displaying 721-730 of 865 results.