CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 78 | prEN ISO 10428 | Petroleum and natural gas industries downhole equipment - Downhole equipment - Sucker rods, couplings and ancillary equipment (ISO/DIS 10428:2007) | Izstrādē |
| 77 | LVS EN ISO 10427-1:2003 | Petroleum and natural gas industries - Casing centralizers - Part 1: Bow-spring casing centralizers | Atcelts |
| 77 | EN ISO 10427-1:2001 | Petroleum and natural gas industries - Casing centralizers - Part 1: Bow-spring casing centralizers (ISO 10427-1:2001) | Atcelts |
| 76 | EN ISO 10426-1:2000 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 1: Specification (ISO 10426-1:2000) | Atcelts |
| 76 | LVS EN ISO 10426-1:2001 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 1: Specification | Atcelts |
| 74 | ISO/WD 10424 | Petroleum and natural gas industries - Drilling and production equipment - Specification for rotary drilling equipment | Izstrādē |
| 73 | EN ISO 10423:2001 | Petroleum and natural gas industries - Drilling and production equipment - Wellhead and christmas tree equipment (ISO 10423:2001) | Atcelts |
| 73 | LVS EN ISO 10423:2002 | Petroleum and natural gas industries - Drilling and production equipment - Wellhead and christmas tree equipment | Atcelts |
| 72 | prEN ISO 10422 | Petroleum and natural gas industries - Threading, gauging and thread inspection of casing, tubing and line pipe (ISO/DIS 10422:2001) | Izstrādē |
| 71 | LVS EN ISO 13628-2:2003 | Petroleum and natural gas industries - Design and operation of subsea production systems - Part 2: Flexible pipe systems for subsea and marine applications | Atcelts |
Displaying 841-850 of 858 results.