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OENORM EN 12255-15
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
Edition
2004-05-01
SN EN 12255-15 ; SIA VSA-38:2003-12
Wastewater treatment plants - Part 15: Measurement of the oxygen transfer in clean water in aeration tanks of activated sludge plants
Edition
2003-12
OENORM EN 12566-6
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent
Edition
2018-12-01
OENORM EN ISO 7494-2
Dentistry - Stationary dental units and dental patient chairs - Part 2: Air, water, suction and wastewater systems (ISO 7494-2:2022)
Edition
2023-04-01
OENORM EN ISO 5467-2
Dentistry - Mobile dental units and dental patient chairs - Part 2: Air, water, suction and wastewater systems (ISO 5467-2:2022)
Edition
2023-04-01
OENORM EN 12566-4
Small wastewater treatment systems for up to 50 PT - Part 4: Septic tanks assembled in situ from prefabricated kits
Edition
2016-12-01
OENORM EN 12566-6
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent
Edition
2016-12-01
SN EN 12566-4 ; SIA 190.554:2016
Small wastewater treatment systems for up to 50 PT - Part 4: Septic tanks assembled in situ from prefabricated kits
Edition
2016
SN EN 12566-6 ; SIA 190.556:2016
Small wastewater treatment systems for up to 50 PT - Part 6: Prefabricated treatment units for septic tank effluent
Edition
2016
OENORM EN 1124-4
Pipes and fittings of longitudinally welded stainless steel pipes with spigot and socket for wastewater systems - Part 4: Components for vacuum drainage systems and for drainage systems on ships
Edition
2013-11-15
