Registration number (WIID)Project No.TitleStatus
7244EN 1123-2:1999Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 2: DimensionsAtcelts
7305EN 1123-1:1999/A1:2004Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality controlIzstrādē
7154EN 1123-1:1999Pipes and fittings of longitudinally welded hot-dip galvanized steel pipes with spigot and socket for waste water systems - Part 1: Requirements, testing, quality controlIzstrādē
7246EN 1091:1996Vacuum sewerage systems outside buildingsAtcelts
22983EN 1085:2007Wastewater treatment - VocabularyAtcelts
7166EN 1085:1997Waste water treatment - VocabularyAtcelts
69684CEN/TR 17614:2021Standard method for assessing and improving the energy efficiency of waste water treatment plantsStandarts spēkā
40020CEN/TR 16928:2016Guidance for the implementation of environmental aspects in product standards and system standards in the field of wastewater engineeringAtcelts
38561CEN/TR 16626:2014Vitrified clay pipe systems for drains and sewers - Guidance for voluntary third-party certification proceduresStandarts spēkā
61418CEN/TR 15897:2018Submerged Membrane Bioreactor (MBR) technologyStandarts spēkā
Displaying 521-530 of 575 results.