Registration number (WIID)Project No.TitleStatus
31266EN 295-3:2012Vitrified clay pipe systems for drains and sewers - Part 3: Test methodsIzstrādē
7254-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 6: Primary treatmentIzstrādē
7256-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 8: Activated sludge treatmentIzstrādē
7257-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 9: Sludge treatment and disposalIzstrādē
7258-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 10: Preliminary treatmentIzstrādē
7271EN 13380:2001General requirements for components used for renovation and repair of drain and sewer systems outside buildingsIzstrādē
7259-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 11: Raw sewage pumpingIzstrādē
64289EN 12566-4:2016/prA1Small wastewater treatment systems for up to 50 PT - Part 4: Septic tanks assembled in situ from prefabricated kitsIzstrādē
7232prEN 12566-3Small wastewater treatment systems up to 50 PT - Part 3: Packaged and/or site assembled domestic wastewater treatment plantsIzstrādē
28156EN 1123-2:2006/prA1Pipes and fittings of longitudinally welded hot-dip galvanized steel tube with spigot and socket for waste water systems - Part 2: DimensionsIzstrādē
Displaying 541-550 of 578 results.