FI64745C - Foerfarande foer framstaellning av vid avloppsvattenrening anvaend kalkmjoelk - Google Patents
Foerfarande foer framstaellning av vid avloppsvattenrening anvaend kalkmjoelk Download PDFInfo
- Publication number
- FI64745C FI64745C FI772135A FI772135A FI64745C FI 64745 C FI64745 C FI 64745C FI 772135 A FI772135 A FI 772135A FI 772135 A FI772135 A FI 772135A FI 64745 C FI64745 C FI 64745C
- Authority
- FI
- Finland
- Prior art keywords
- lime
- lamellae
- sludge
- milk
- slurry
- Prior art date
Links
- 239000004571 lime Substances 0.000 claims description 52
- 235000008733 Citrus aurantifolia Nutrition 0.000 claims description 51
- 235000011941 Tilia x europaea Nutrition 0.000 claims description 51
- 239000008267 milk Substances 0.000 claims description 16
- 210000004080 milk Anatomy 0.000 claims description 16
- 235000013336 milk Nutrition 0.000 claims description 16
- 239000010802 sludge Substances 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 239000002904 solvent Substances 0.000 claims description 6
- 239000002351 wastewater Substances 0.000 claims description 6
- 241000446313 Lamella Species 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 3
- 239000012456 homogeneous solution Substances 0.000 claims description 2
- 238000010411 cooking Methods 0.000 claims 1
- 230000000630 rising effect Effects 0.000 claims 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 238000004090 dissolution Methods 0.000 description 6
- 238000005352 clarification Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
- 239000004576 sand Substances 0.000 description 2
- 238000004065 wastewater treatment Methods 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000005273 aeration Methods 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 description 1
- 239000000920 calcium hydroxide Substances 0.000 description 1
- 235000011116 calcium hydroxide Nutrition 0.000 description 1
- 229910001861 calcium hydroxide Inorganic materials 0.000 description 1
- 239000000292 calcium oxide Substances 0.000 description 1
- 235000012255 calcium oxide Nutrition 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005189 flocculation Methods 0.000 description 1
- 230000016615 flocculation Effects 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000011086 high cleaning Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 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
- C02F1/529—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)
- Organic Chemistry (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Detergent Compositions (AREA)
- External Artificial Organs (AREA)
- Agricultural Chemicals And Associated Chemicals (AREA)
Applications Claiming Priority (2)
| 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 |
| SE7607957 | 1976-07-12 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI772135A7 FI772135A7 (fi) | 1978-01-13 |
| FI64745B FI64745B (fi) | 1983-09-30 |
| FI64745C true FI64745C (fi) | 1984-01-10 |
Family
ID=20328456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI772135A FI64745C (fi) | 1976-07-12 | 1977-07-07 | Foerfarande foer framstaellning av vid avloppsvattenrening anvaend kalkmjoelk |
Country Status (10)
| Country | Link |
|---|---|
| AT (1) | AT353710B (de) |
| CA (1) | CA1100383A (de) |
| CH (1) | CH631686A5 (de) |
| DE (1) | DE2731271C2 (de) |
| ES (1) | ES460625A1 (de) |
| FI (1) | FI64745C (de) |
| GB (1) | GB1541531A (de) |
| GR (1) | GR63591B (de) |
| NO (1) | NO145003C (de) |
| SE (1) | SE411519B (de) |
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 (de) * | 1971-04-02 | 1972-11-24 | Degremont |
-
1976
- 1976-07-12 SE SE7607957A patent/SE411519B/xx 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 CA CA282,323A patent/CA1100383A/en not_active Expired
- 1977-07-08 GR GR53921A patent/GR63591B/el unknown
- 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 CH CH864977A patent/CH631686A5/de not_active IP Right Cessation
- 1977-07-11 ES ES460625A patent/ES460625A1/es not_active Expired
- 1977-07-11 DE DE2731271A patent/DE2731271C2/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| ATA497277A (de) | 1979-04-15 |
| CH631686A5 (en) | 1982-08-31 |
| DE2731271A1 (de) | 1978-01-19 |
| FI772135A7 (fi) | 1978-01-13 |
| CA1100383A (en) | 1981-05-05 |
| GB1541531A (en) | 1979-03-07 |
| DE2731271C2 (de) | 1986-03-27 |
| NO145003C (no) | 1981-12-28 |
| GR63591B (en) | 1979-11-26 |
| FI64745B (fi) | 1983-09-30 |
| NO772399L (no) | 1978-01-13 |
| NO145003B (no) | 1981-09-14 |
| SE7607957L (sv) | 1978-01-13 |
| ES460625A1 (es) | 1978-05-16 |
| SE411519B (sv) | 1980-01-14 |
| AT353710B (de) | 1979-11-26 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: HENRIKSON, STIG ARVID |