CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 41914 | prEN ISO 13631 rev | Petroleum and natural gas industries - Packaged reciprocating gas compressors | Izstrādē |
| 23212 | prEN ISO 13680 | Petroleum and natural gas industries - Corrosion-resistant alloy seamless tubes for use as casing, tubing and coupling stock - Technical delivery conditions (ISO/FDIS 13680:2008) | Atcelts |
| 78608 | prEN ISO 13680 rev | Petroleum and natural gas industries — Corrosion-resistant alloy seamless tubular products for use as casing, tubing, coupling stock and accessory material — Technical delivery conditions | Izstrādē |
| 107 | prEN ISO 13707 | Petroleum, petrochemical and natural gas industries -- Reciprocating compressors | Izstrādē |
| 35707 | prEN ISO 13707 | Petroleum and natural gas industries - Reciprocating compressors | Izstrādē |
| 35629 | prEN ISO 13710 | Petroleum, petrochemical and natural gas industries - Reciprocating positive displacement pumps (ISO/DIS 13710:2010) | Izstrādē |
| 80565 | prEN ISO 14310 rev | Oil and gas industries including lower carbon energy — Downhole equipment — Packers and bridge plugs | Izstrādē |
| 20953 | prEN ISO 14691 | Petroleum, petrochemical and natural gas industries - Flexible couplings for mechanical power transmission - General-purpose applications (ISO/FDIS 14691:2008) | Izstrādē |
| 78521 | prEN ISO 15136-1 | Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 1: Pumps (ISO/DIS 15136-1:2025) | Aptauja |
| 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 |
Displaying 811-820 of 866 results.