| MASTER OF WORK |
Laiterie
Coopérative de HERVE B-4650 HERVE |
| YEAR |
1996 (Contract stopped in 1998
by the cessation of the activity of the industry) |
| PRESTATIONS |
Engineering |
| CAPACITY OF
TREATMENT |
| 800 |
m³/day |
|
| 1.500 |
kg BOD/day |
|
|
| MAXIMUM PERMISSIBLE
CONCENTRATION |
| BOD |
: |
25 |
mg O2/l |
| Suspended solids |
: |
35 |
mg/l |
| COD |
: |
125 |
mg O2/l |
|
| TREATMENT LINE |
| · |
Preliminaries treatments |
| |
| |
Coarse
and fine screening |
| |
Grease removal |
| |
Settling |
|
|
|
| · |
Secondary treatments |
| |
| |
Biological treatment by activated
sludge |
| |
Settling |
|
| |
|
| · |
Sludge dewatering by centrifugation |
| |
|
|
HYDRO-TECHNOLOGY