07 Luglio 2020
Achievements
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STEFANIA Spa

TANNERY , 100-500 MC/DAY , ITALY
YEAR OF INTERVENTION 1992

DELTACQUE typology of action
- Feasibility study
- Definitive and executive project
- Machinery supply
- Assistance to the assembly
- Start up of the plant

Aims of the action
- Pre-treatment and treatment of the tanning wastewater
- Biological treatment plant
- Biological sedimentation plant
- Sludge treatment plant

Plant capacity
- Leather production 4.500 Ton/day
- Hydraulic capacity of the plant: 300 m³/day

Waste water features
Volume 300 m³/day
Inlet: 300 Outlet: 276
C.O.D. mg/l
Inlet: 3.000 Outlet: 100
B.O.D. mg/l
Inlet: 1.500 Outlet: 20-30
Sulphidemg/l
Inlet: 0 Outlet: 0
Cr 3+ mg/l
Inlet: 200 Outlet: 0,5
NH4 mg/l
Inlet: 100 Outlet: 5
pH
Inlet: 5 Outlet: 7-8

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