CEN/TC 12
| Registration number (WIID) | Project No. | Title | Status |
|---|---|---|---|
| 22699 | LVS EN ISO 10426-4:2005 | Petroleum and natural gas industries - Cements and materials for well cementing - Part 4: Preparation and testing of foamed cement slurries at atmospheric pressure | Standarts spēkā |
| 156 | LVS EN ISO 10407-2:2009 | Petroleum and natural gas industries - Rotary drilling equipment - Part 2: Inspection and classification of used drill stem elements (ISO 10407-2:2008) | Standarts spēkā |
| 22346 | LVS EN ISO 21049:2005 | Pumps - Shaft sealing systems for centrifugal and rotary pumps | Standarts spēkā |
| 76020 | EN ISO 10855-2:2024 | Offshore containers and associated lifting sets - Part 2: Design, manufacture and marking of lifting sets (ISO 10855-2:2024) | Standarts spēkā |
| 33334 | LVS EN ISO 17078-2:2008 /AC:2010 | Petroleum and natural gas industries - Drilling and production equipment - Part 2: Flow-control devices for side-pocket mandrels (ISO 17078-2:2007/Cor 1:2009) | Standarts spēkā |
| 65142 | LVS EN ISO 11961:2019 | Petroleum and natural gas industries - Steel drill pipe (ISO 11961:2018) | Standarts spēkā |
| 22384 | LVS EN ISO 15547-1:2006 | Petroleum, petrochemical and natural gas industries - Plate-type heat exchangers - Part 1: Plate-and-frame heat exchangers | Standarts spēkā |
| 23622 | LVS EN ISO 16070:2006 | Petroleum and natural gas industries - Downhole equipment - Lock mandrels and landing nipples | Standarts spēkā |
| 24634 | EN ISO 13503-5:2006 | Petroleum and natural gas industries - Completion fluids and materials - Part 5: Procedures for measuring the long-term conductivity of proppants (ISO 13503-5:2006) | Standarts spēkā |
| 35495 | LVS 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) | Standarts spēkā |
Displaying 251-260 of 879 results.