CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 24633 | LVS EN ISO 13503-4:2007 | Petroleum and natural gas industries - Completion fluids and materials - Part 4: Procedure for measuring stimulation and gravel- pack fluid leakoff under static conditions | Standarts spēkā |
| 24609 | LVS EN ISO 10426-2:2004 /A1:2006 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 2: Testing of well cements - Amendment 1: Water-wetting capability testing | Standarts spēkā |
| 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 |
| 24399 | EN ISO 13503-3:2005 | Petroleum and natural gas industries - Completion fluids and materials - Part 3: Testing of heavy brines (ISO 13503-3:2005) | Atcelts |
| 24399 | LVS EN ISO 13503-3:2006 | Petroleum and natural gas industries - Completion fluids and materials - Part 3: Testing of heavy brines | Atcelts |
| 24398 | LVS EN ISO 20815:2008 | Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2008) | Atcelts |
| 24398 | EN ISO 20815:2008 | Petroleum, petrochemical and natural gas industries - Production assurance and reliability management (ISO 20815:2008) | Atcelts |
| 24371 | EN ISO 10438-4:2007 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems (ISO 10438-4:2007) | Atcelts |
| 24371 | LVS EN ISO 10438-4:2008 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems | Atcelts |
| 24370 | LVS EN ISO 10438-3:2008 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 3: General-purpose oil systems | Standarts spēkā |
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