CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 173 | LVS EN ISO 14692-1:2003 | Petroleum and natural gas industries - Glass-reinforced plastics (GRP) piping - Part 1: Vocabulary, symbols, applications and materials | Atcelts |
| 172 | LVS EN ISO 15136-2:2006 | Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 2: Surface-drive systems | Standarts spēkā |
| 172 | EN ISO 15136-2:2006 | Petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 2: Surface-drive systems (ISO 15136-2:2006) | Standarts spēkā |
| 171 | EN ISO 15136-1:2001 | Petroleum and natural gas industries - Pipeline transportation systems - Welding of pipelines (ISO 13847:2000 modified) | Atcelts |
| 171 | LVS EN ISO 15136-1:2002 | Downhole equipment for petroleum and natural gas industries - Progressing cavity pump systems for artificial lift - Part 1: Pumps | Atcelts |
| 170 | LVS EN ISO 10438-4:2004 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems | Atcelts |
| 170 | EN ISO 10438-4:2003 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 4: Self-acting gas seal support systems (ISO 10438-4:2003) | Atcelts |
| 169 | EN ISO 10438-3:2003 | Petroleum, petrochemical and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 3: General-purpose oil systems (ISO 10438-3:2003) | Atcelts |
| 169 | LVS EN ISO 10438-3:2004 | Petroleum and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 3: General-purpose oil systems | Atcelts |
| 168 | EN ISO 10438-2:2003 | Petroleum and natural gas industries - Lubrication, shaft-sealing and control-oil systems and auxiliaries - Part 2: Special-purpose oil systems (ISO 10438-2:2003) | Atcelts |
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