129504 ⎘
Sewerage structures; Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps; Gullies for use in roads or pavements with an odour seal
Sub-classes:Apparatus for preventing offensive odors for drain port
#2VALVE DEVICE
#3Self-adjustable gas isolator
#4Backflow prevention apparatus
#5Waste and/or hazardous liquid containment and collection system
#6Odor trap device
#7System and method for controlling and treating gas emanations inside a wastewater access shaft
#8Storm drain with water trap
#9Multiple Inlet flow regulator