AT353710B - Verfahren zur dosierung von kalk in abwasser - Google Patents
Verfahren zur dosierung von kalk in abwasserInfo
- Publication number
- AT353710B AT353710B AT497277A AT497277A AT353710B AT 353710 B AT353710 B AT 353710B AT 497277 A AT497277 A AT 497277A AT 497277 A AT497277 A AT 497277A AT 353710 B AT353710 B AT 353710B
- Authority
- AT
- Austria
- Prior art keywords
- waste water
- lime
- dosing
- dosing lime
- waste
- Prior art date
Links
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
- C02F1/529—Processes or devices for preparing lime water
-
- 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
- B01D21/0039—Settling tanks provided with contact surfaces, e.g. baffles, particles
- B01D21/0045—Plurality of essentially parallel plates
-
- 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
- B01D21/02—Settling tanks with single outlets for the separated liquid
-
- 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
- B01D21/02—Settling tanks with single outlets for the separated liquid
- B01D21/08—Settling tanks with single outlets for the separated liquid 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
- B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/15—Dissolving comprising constructions for blocking or redispersing undissolved solids, e.g. sieves, separators or guiding constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/20—Dissolving using flow mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
- B01F21/00—Dissolving
- B01F21/50—Elements used for separating or keeping undissolved material in the mixer
- B01F21/502—Baffles
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- External Artificial Organs (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7607957A SE411519B (sv) | 1976-07-12 | 1976-07-12 | Forfarande vid dosering av kalk till avloppsvatten, varvid en kalkuppslamning bildas och fors genom en lamellsedimenteringsanordning innan den setts till avloppsvattnet |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA497277A ATA497277A (de) | 1979-04-15 |
AT353710B true AT353710B (de) | 1979-11-26 |
Family
ID=20328456
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT497277A AT353710B (de) | 1976-07-12 | 1977-07-11 | Verfahren zur dosierung von kalk in abwasser |
Country Status (10)
Country | Link |
---|---|
AT (1) | AT353710B (sv) |
CA (1) | CA1100383A (sv) |
CH (1) | CH631686A5 (sv) |
DE (1) | DE2731271C2 (sv) |
ES (1) | ES460625A1 (sv) |
FI (1) | FI64745C (sv) |
GB (1) | GB1541531A (sv) |
GR (1) | GR63591B (sv) |
NO (1) | NO145003C (sv) |
SE (1) | SE411519B (sv) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA1315703C (en) * | 1989-09-29 | 1993-04-06 | Robert Cyr | Apparatus for the decantation treatment of liquid containing therein suspended material |
ES2066727B1 (es) * | 1993-06-04 | 1995-10-16 | Compania Depuradora De Aguas R | Procedimiento e instalacion de depuracion de aguas residuales en plantas de tratamiento fisicoquimico. |
FR2816937B1 (fr) * | 2000-11-17 | 2003-08-15 | Omnium Traitement Valorisa | Procede de production d'eau de chaux a l'aide d'un saturateur a lit de boue de chaux, mettant en oeuvre au moins un agent de floculation |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1517478A1 (de) * | 1961-08-02 | 1969-08-28 | Pintsch Bamag Ag | Anlage zur Erzeugung von klarem,gleichmaessig gesaettigtem Kalkwasser |
FR2132954A5 (sv) * | 1971-04-02 | 1972-11-24 | Degremont |
-
1976
- 1976-07-12 SE SE7607957A patent/SE411519B/sv not_active IP Right Cessation
-
1977
- 1977-07-06 NO NO772399A patent/NO145003C/no unknown
- 1977-07-07 FI FI772135A patent/FI64745C/fi not_active IP Right Cessation
- 1977-07-08 GR GR53921A patent/GR63591B/el unknown
- 1977-07-08 CA CA282,323A patent/CA1100383A/en not_active Expired
- 1977-07-11 CH CH864977A patent/CH631686A5/de not_active IP Right Cessation
- 1977-07-11 ES ES460625A patent/ES460625A1/es not_active Expired
- 1977-07-11 AT AT497277A patent/AT353710B/de not_active IP Right Cessation
- 1977-07-11 GB GB28953/77A patent/GB1541531A/en not_active Expired
- 1977-07-11 DE DE2731271A patent/DE2731271C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI772135A (fi) | 1978-01-13 |
NO772399L (no) | 1978-01-13 |
CA1100383A (en) | 1981-05-05 |
ATA497277A (de) | 1979-04-15 |
ES460625A1 (es) | 1978-05-16 |
FI64745B (fi) | 1983-09-30 |
NO145003B (no) | 1981-09-14 |
GB1541531A (en) | 1979-03-07 |
DE2731271C2 (de) | 1986-03-27 |
DE2731271A1 (de) | 1978-01-19 |
NO145003C (no) | 1981-12-28 |
FI64745C (fi) | 1984-01-10 |
GR63591B (en) | 1979-11-26 |
SE411519B (sv) | 1980-01-14 |
CH631686A5 (en) | 1982-08-31 |
SE7607957L (sv) | 1978-01-13 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |