FIELD: waste water treatment.
SUBSTANCE: filling for biofilters used for treatment of waste waters, in particular those from petroleum processing and petrochemical enterprises, contains nonwoven polypropylene material with porosity 80-230 μm, thickness of canvas 0.30-0.55 mm, which is used in amounts 0.45 to 1.43 g/L.
EFFECT: increased strength and created favorable conditions for immobilization of microorganisms and aquatic organisms.
1 tbl, 12 ex
| Title | Year | Author | Number |
|---|---|---|---|
| METHOD OF LOCAL CLEANING OF SULFUROUS ALKALINE RUNOFF | 2004 |
|
RU2265581C1 |
| PROCESS OF REMOVING PETROLEUM PRODUCTS FROM WASTE WATERS | 2004 |
|
RU2274613C2 |
| FLOATING PLANT FOR BIORECYCLING OF FILMS OF OIL PRODUCTS FROM SURFACE OF WATER RESERVOIRS | 2013 |
|
RU2506370C1 |
| METHOD FOR OBTAINING BIOMASS CARRIER MATERIAL FOR BIOLOGICAL WASTEWATER TREATMENT | 2018 |
|
RU2682532C1 |
| COMPLEX FOR BIOCHEMICAL TREATMENT AND POST-TREATMENT OF WASTE WATER | 2008 |
|
RU2409524C2 |
| BOTTOM SEDIMENT REMOVAL METHOD | 2003 |
|
RU2246451C1 |
| METHOD FOR DEEP COMPLEX PURIFICATION OF HIGHLY CONCENTRATED MULTICOMPONENT FILTRATES OF LANDFILLS | 2022 |
|
RU2797098C1 |
| METHOD AND DEVICE FOR DEEP TREATMENT OF SEWAGE | 1992 |
|
RU2042651C1 |
| METHOD FOR BIOCATALYTIC TREATMENT OF WASTE WATERS (OPTIONS) | 2002 |
|
RU2258043C2 |
| CHARGING MATERIAL FOR BIOFILTERS | 1990 |
|
RU2064899C1 |
