Registration number (WIID)Project No.TitleStatus
71515-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 2: Requirements for cement-based materialsIzstrādē
7159-Manholes made of concrete, vitrified clay fibre cement, plastics.Izstrādē
80609-Mortar for the construction and rehabilitation of drains and sewers outside buildings - Part 4: Preparation of surfaces and application descriptionsIzstrādē
82763-Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge aeration plants using the 0-D-methodIzstrādē
7282-Classification of drains and sewers, optical inspection and assessmentIzstrādē
7250-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 2: FiltrationIzstrādē
7254-Sewage treatment plants - Large treatment plants (> 500 inhabitants) - Part 6: Primary treatmentIzstrādē
83866-Wastewater treatment plants — Part 17: Removal of micropollutants – General requirements and system designIzstrādē
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
Displaying 561-570 of 578 results.