1. PD CEN/CLC/ETSI/TR 50572:-2011. Functional reference architecture for communications in smart metering systems

2. PD CEN/CLC/TR 16567:2013. Energy Efficiency Obligation Schemes in Europe - Overview and analysis of main features and possibilities for harmonisation

3. PD CEN/ISO/TR 03834-6:2007. Quality requirements for fusion welding of metallic materials - Part 6: Guidelines on implementing ISO 3834

4. PD CEN ISO/TR 10400:2011. Petroleum and natural gas industries - Equations and calculations for the properties of casing, tubing, drill pipe and line pipe used as casing or tubing

5. PD CEN ISO/TR 11811:2012. Nanotechnologies - Guidance on methods for nano- and microtribology measurements

6. PD CEN ISO/TR 12489:2016. Petroleum, petrochemical and natural gas industries - Reliability modelling and calculation of safety systems

7. PD CEN ISO/TR 13624-2:2013. Petroleum andnatural gas industries - Drilling andproduction equipment Part 2: Deepwater drilling risermethodologies, operations, andintegrity technical report

8. PD CEN ISO/TR 13881:2011. Petroleum and natural gas industries - Classification and conformity assessment of products, processes and services

9. PD CEN ISO/TR 14745:2015. Welding - Post-weld heat treatment parameters for steels

10. PD CEN ISO/TR 15608:2013. Welding - Guidelines for a metallic materials grouping system