CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 27322 | prEN ISO 15761 rev | Steel gate, globe and check valves for sizes DN 100 and smaller, for the petroleum and natural gas industries | Izstrādē |
| 83 | ISO/WD 10436 | Petroleum and natural gas industries - General purpose steam turbines for refinery service | Izstrādē |
| 65478 | prEN 14161 rev | Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2009 modified) | Izstrādē |
| 81517 | prEN ISO 19902 rev | Petroleum and natural gas industries — Fixed steel offshore structures | Izstrādē |
| 23472 | EN ISO 13628-2:2006 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 2: Unbonded flexible pipe systems for subsea and marine applications (ISO 13628-2:2006) | Izstrādē |
| 80627 | prEN ISO 17078-1 rev | Petroleum and natural gas industries — Drilling and production equipment — Part 1: Side-pocket mandrels | Izstrādē |
| 23622 | EN ISO 16070:2005 | Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005) | Izstrādē |
| 74906 | EN ISO 13704:2022 | Petroleum, petrochemical and natural gas industries - Calculation of heater-tube thickness in petroleum refineries (ISO 13704:2022) | Izstrādē |
| 24609 | EN ISO 10426-2:2003/A1:2005 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 2: Testing of well cements - Amendment 1: Water-wetting capability testing (ISO 10426-2:2003/A1:2005) | Izstrādē |
| 36618 | EN ISO 16440:2016 | Petroleum and natural gas industries - Pipeline transportation systems - Design, construction and maintenance of steel cased pipelines (ISO/DIS 16440:2014) | Izstrādē |
Displaying 151-160 of 879 results.