CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 152 | EN ISO 15547:2001 | Petroleum and natural gas industries - Plate heat exchangers (ISO 15547:2000) | Atcelts |
| 153 | ISO/NP 15589 | Petroleum and natural gas industries - Pipeline transportation systems - Pipeline cathodic protection (ISO 15589:19xx, modified) | Izstrādē |
| 154 | - | Petroleum and natural gas industries - Pipeline transportation systems - Induction bends, fittings and flanges for pipelines (ISO 15590:19xx, modified) | Izstrādē |
| 155 | prEN ISO 10407-1 | Petroleum and natural gas industries - Drilling and production equipment - Part 1: Recommended practice for drill stem design and operating limits | Izstrādē |
| 156 | prEN ISO 10407-2 | Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements (ISO/FDIS 10407-2:2008) | Izstrādē |
| 156 | LVS EN ISO 10407-2:2009 | Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements (ISO 10407-2:2008) | Standarts spēkā |
| 157 | ISO 17078 | Petroleum and natural gas industries - Artificial lift - Gas lift mandrels and associated subsurface equipment | Izstrādē |
| 158 | EN ISO 14310:2001 | Petroleum and natural gas industries - Downhole equipment - Packers and bridge plugs (ISO 14310:2001) | Atcelts |
| 158 | LVS EN ISO 14310:2003 | Petroleum and natural gas industries - Downhole equipment - Packers and bridge plugs | Atcelts |
| 159 | EN 14870-1:2004 | Petroleum and natural gas industries - Induction bends, fittings and flanges for pipeline transportation systems - Part 1: Induction bends (ISO 15590-1:2001 modified) | Atcelts |
Displaying 131-140 of 871 results.