Registration number (WIID)Project No.TitleStatus
82761-Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge aeration plants using the 1-D-methodIzstrādē
82763-Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge aeration plants using the 0-D-methodIzstrādē
71517-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 3: Requirements for polymeric materialsIzstrādē
81996-((EN 295-9)) Vitrified clay pipe systems for drains and sewers – Part 9: Environmental Product Declarations – Product Category Rules complementary to EN 15804Izstrādē
78838-Renovation and repair of drains and sewers – Structural design – Resistance of circular plastics close-fitting liners to external hydrostatic pressureIzstrādē
76599-((EN 295-9)) Vitrified clay piping systems – Environmental Product Declarations – Product Category Rules complementary to EN 15804, for buried vitrified clay pipesIzstrādē
80609-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 4: Preparation of surfaces and application descriptionsIzstrādē
78741-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 2: Requirements for cement-based materialsIzstrādē
7258-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 10: Preliminary treatmentIzstrādē
7259-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 11: Raw sewage pumpingIzstrādē
Displaying 11-20 of 576 results.