NO751413L - - Google Patents
Info
- Publication number
- NO751413L NO751413L NO751413A NO751413A NO751413L NO 751413 L NO751413 L NO 751413L NO 751413 A NO751413 A NO 751413A NO 751413 A NO751413 A NO 751413A NO 751413 L NO751413 L NO 751413L
- Authority
- NO
- Norway
- Prior art keywords
- basin
- water
- accordance
- floating
- cleaning
- Prior art date
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000004140 cleaning Methods 0.000 claims description 32
- 230000008021 deposition Effects 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000006386 neutralization reaction Methods 0.000 claims description 7
- 239000002351 wastewater Substances 0.000 claims description 7
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000010802 sludge Substances 0.000 claims description 5
- 239000012263 liquid product Substances 0.000 claims description 4
- 239000000047 product Substances 0.000 claims description 4
- 239000008213 purified water Substances 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 238000005352 clarification Methods 0.000 claims 1
- 239000002023 wood Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000008258 liquid foam Substances 0.000 description 3
- 230000020477 pH reduction Effects 0.000 description 3
- 238000005192 partition Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 2
- 102000004169 proteins and genes Human genes 0.000 description 2
- 108090000623 proteins and genes Proteins 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 235000011941 Tilia x europaea Nutrition 0.000 description 1
- 239000002535 acidifier Substances 0.000 description 1
- 229940095602 acidifiers Drugs 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005137 deposition process Methods 0.000 description 1
- 238000005188 flotation Methods 0.000 description 1
- 239000008396 flotation agent Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 238000000247 postprecipitation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5281—Installations for water purification using chemical agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0006—Settling tanks provided with means for cleaning and maintenance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/0018—Separation of suspended solid particles from liquids by sedimentation provided with a pump mounted in or on a settling tank
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
- B01D21/12—Settling tanks with multiple outlets for the separated liquids with moving scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/10—Settling tanks with multiple outlets for the separated liquids
- B01D21/16—Settling tanks with multiple outlets for the separated liquids provided with flocculating compartments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D21/00—Separation of suspended solid particles from liquids by sedimentation
- B01D21/24—Feed or discharge mechanisms for settling tanks
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/24—Treatment of water, waste water, or sewage by flotation
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physical Water Treatments (AREA)
- Removal Of Floating Material (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7405782A NL7405782A (nl) | 1974-04-29 | 1974-04-29 | Inrichting voor het behandelen van afvalwater. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO751413L true NO751413L (fr) | 1975-10-30 |
Family
ID=19821267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO751413A NO751413L (fr) | 1974-04-29 | 1975-04-21 |
Country Status (6)
| Country | Link |
|---|---|
| DE (1) | DE2442143B2 (fr) |
| FI (1) | FI751238A (fr) |
| FR (1) | FR2284565A1 (fr) |
| NL (1) | NL7405782A (fr) |
| NO (1) | NO751413L (fr) |
| SE (1) | SE7504885L (fr) |
-
1974
- 1974-04-29 NL NL7405782A patent/NL7405782A/xx unknown
- 1974-09-03 DE DE19742442143 patent/DE2442143B2/de active Pending
-
1975
- 1975-04-21 NO NO751413A patent/NO751413L/no unknown
- 1975-04-24 FR FR7512846A patent/FR2284565A1/fr not_active Withdrawn
- 1975-04-24 FI FI751238A patent/FI751238A/fi not_active Application Discontinuation
- 1975-04-28 SE SE7504885A patent/SE7504885L/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FI751238A (fr) | 1975-10-30 |
| SE7504885L (sv) | 1975-10-30 |
| DE2442143B2 (de) | 1977-01-20 |
| FR2284565A1 (fr) | 1976-04-09 |
| DE2442143A1 (de) | 1975-10-30 |
| NL7405782A (nl) | 1975-10-31 |
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