CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 69830 | prEN ISO 10426-2 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 2: Testing of well cements (ISO/DIS 10426-2:2019) | Izstrādē |
| 65478 | prEN 14161 rev | Petroleum and natural gas industries - Pipeline transportation systems (ISO 13623:2009 modified) | Izstrādē |
| 128 | EN ISO 10426-2:2003 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 2: Testing of well cements (ISO 10426-2:2003) | Izstrādē |
| 74994 | prEN 14870-2 rev | Petroleum and natural gas industries — Induction bends, fittings and flanges for pipeline transportation systems — Part 2: Fittings (ISO 15590-2:2021 modified) | Izstrādē |
| 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 |
| 80566 | prEN ISO 15136-2 rev | Oil and gas industries including lower carbon energy — Progressing cavity pump systems for artificial lift — Part 2: Surface-drive systems | 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 |
| 23622 | EN ISO 16070:2005 | Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples (ISO 16070:2005) | Izstrādē |
| 32963 | EN ISO 13628-2:2006/AC:2009 | 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/Cor 1:2009) | Izstrādē |
| 35495 | EN ISO 10439-1:2015 | Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors - Part 1: General requirements (ISO 10439-1:2015) | Izstrādē |
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