Sewerage structures

Child Classifications

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• E03F 5/02 Manhole shafts or other inspection chambers (in general E02D29/12); Snow-filling openings; accessories (covers or frames for manholes or the like E02D29/14) +6 CPC IPC+CPC Available in IPC and CPC
• E03F 5/04 Gullies with or without odour seals or sediment traps +5 CPC IPC+CPC Available in IPC and CPC
• E03F 5/08 Ventilation of sewers IPC+CPC Available in IPC and CPC
• E03F 5/10 Collecting-tanks; Equalising-tanks for regulating the run-off; Laying-up basins +4 CPC IPC+CPC Available in IPC and CPC
• E03F 5/12 Emergency outlets +1 CPC IPC+CPC Available in IPC and CPC
• E03F 5/14 Devices for separating liquid or solid substances from sewage, e.g. sand or sludge traps, rakes or grates (for use in sewage purification plants or both in sewage purification plants or in sewer systems B01D, C02F ) IPC+CPC Available in IPC and CPC
• E03F 5/18 Tanks for disinfecting, neutralising, or cooling sewage (arrangements in tanks as to the biological or chemical aspect C02F) IPC+CPC Available in IPC and CPC
• E03F 5/20 Siphon pipes or inverted siphons (for connections of baths, basins, or the like E03C1/12 ) IPC+CPC Available in IPC and CPC
• E03F 5/22 Adaptations of pumping plants for lifting sewage (wheeled apparatus for emptying sewers or cesspools E03F7/10; pumps, pumping plants, per se F04) IPC+CPC Available in IPC and CPC
• E03F 5/24 Installations for neutralising explosions in sewers IPC+CPC Available in IPC and CPC
• E03F 5/26 Installations for stirring-up sewage IPC+CPC Available in IPC and CPC