CA1100383A - Traduction non-disponible - Google Patents

Traduction non-disponible

Info

Publication number: CA1100383A
Authority: CA; Canada
Prior art keywords: lamellas; lime; zone; compartment; sludge
Prior art date: 1976-07-12
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA282,323A

Other languages

English (en)

Inventor

Stig A. Henrikson

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Individual

Original Assignee

Individual

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1976-07-12

Filing date

1977-07-08

Publication date

1981-05-05

1977-07-08 Application filed by Individual filed Critical Individual

1981-05-05 Application granted granted Critical

1981-05-05 Publication of CA1100383A publication Critical patent/CA1100383A/fr

Status Expired legal-status Critical Current

Links

AXCZMVOFGPJBDE-UHFFFAOYSA-L calcium dihydroxide Chemical compound [OH-].[OH-].[Ca+2] AXCZMVOFGPJBDE-UHFFFAOYSA-L 0.000 title claims abstract description 19
238000000034 method Methods 0.000 title claims abstract description 13
238000002360 preparation method Methods 0.000 title claims abstract description 6
235000008733 Citrus aurantifolia Nutrition 0.000 claims abstract description 33
235000011941 Tilia x europaea Nutrition 0.000 claims abstract description 33
239000004571 lime Substances 0.000 claims abstract description 33
241000446313 Lamella Species 0.000 claims abstract description 32
239000010802 sludge Substances 0.000 claims abstract description 22
239000000725 suspension Substances 0.000 claims abstract description 15
238000005352 clarification Methods 0.000 claims abstract description 9
239000002351 wastewater Substances 0.000 claims abstract description 7
238000000746 purification Methods 0.000 claims abstract description 6
230000000630 rising effect Effects 0.000 claims abstract description 5
239000010419 fine particle Substances 0.000 claims abstract description 4
239000007858 starting material Substances 0.000 claims abstract description 4
239000007788 liquid Substances 0.000 claims description 2
239000007900 aqueous suspension Substances 0.000 abstract 2
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 2
238000005189 flocculation Methods 0.000 description 2
230000016615 flocculation Effects 0.000 description 2
238000002203 pretreatment Methods 0.000 description 2
239000008213 purified water Substances 0.000 description 2
239000004576 sand Substances 0.000 description 2
238000005273 aeration Methods 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
230000003311 flocculating effect Effects 0.000 description 1
238000005188 flotation Methods 0.000 description 1
230000005484 gravity Effects 0.000 description 1
239000002245 particle Substances 0.000 description 1
238000005086 pumping Methods 0.000 description 1
238000004062 sedimentation Methods 0.000 description 1
238000003756 stirring Methods 0.000 description 1
239000008399 tap water Substances 0.000 description 1
235000020679 tap water Nutrition 0.000 description 1
238000004065 wastewater treatment Methods 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)
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)
Detergent Compositions (AREA)
External Artificial Organs (AREA)
Agricultural Chemicals And Associated Chemicals (AREA)

CA282,323A 1976-07-12 1977-07-08 Traduction non-disponible Expired CA1100383A (fr)

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
SE7607957-3		1976-07-12

Publications (1)

Publication Number	Publication Date
CA1100383A true CA1100383A (fr)	1981-05-05

Family

ID=20328456

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA282,323A Expired CA1100383A (fr)	1976-07-12	1977-07-08	Traduction non-disponible

Country Status (10)

Country	Link
AT (1)	AT353710B (fr)
CA (1)	CA1100383A (fr)
CH (1)	CH631686A5 (fr)
DE (1)	DE2731271C2 (fr)
ES (1)	ES460625A1 (fr)
FI (1)	FI64745C (fr)
GB (1)	GB1541531A (fr)
GR (1)	GR63591B (fr)
NO (1)	NO145003C (fr)
SE (1)	SE411519B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1315703C (fr) *	1989-09-29	1993-04-06	Robert Cyr	Appareil pour le traitement par decantation d'un liquide contenant des matieres en suspension
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)

* Cited by examiner, † Cited by third party
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 (fr) *	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 GR GR53921A patent/GR63591B/el unknown
- 1977-07-08 CA CA282,323A patent/CA1100383A/fr not_active Expired
- 1977-07-11 CH CH864977A patent/CH631686A5/de not_active IP Right Cessation
- 1977-07-11 AT AT497277A patent/AT353710B/de not_active IP Right Cessation
- 1977-07-11 ES ES460625A patent/ES460625A1/es not_active Expired
- 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
DE2731271A1 (de)	1978-01-19
NO145003B (no)	1981-09-14
DE2731271C2 (de)	1986-03-27
CH631686A5 (en)	1982-08-31
GR63591B (en)	1979-11-26
FI772135A7 (fi)	1978-01-13
NO145003C (no)	1981-12-28
FI64745B (fi)	1983-09-30
SE7607957L (sv)	1978-01-13
ES460625A1 (es)	1978-05-16
NO772399L (no)	1978-01-13
GB1541531A (en)	1979-03-07
FI64745C (fi)	1984-01-10
ATA497277A (de)	1979-04-15
SE411519B (sv)	1980-01-14
AT353710B (de)	1979-11-26

Legal Events

Date	Code	Title	Description
1998-05-05	MKEX	Expiry

Publication	Publication Date	Title
US5240600A (en)	1993-08-31	Water and wastewater treatment system
CA2780724C (fr)	2016-06-07	Appareil de traitement des eaux d'egout avec chambre de reaction de floculation
US5167806A (en)	1992-12-01	Gas dissolving and releasing liquid treatment system
EP0531586A1 (fr)	1993-03-17	Procédé et système pour le traitement d'un effluent liquide organique
US4795557A (en)	1989-01-03	Apparatus for gas transfer and flotation for treating water to be purified
RU2303000C2 (ru)	2007-07-20	Установка для флотационной очистки воды
Schofield	2001	Dissolved air flotation in drinking water production
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CN102259966A (zh)	2011-11-30	一种处理以废纸为原料造纸废水的方法
CA1040324A (fr)	1978-10-10	Traitement de eaux-vannes a l'aide d'ajustages de gazeification
US4110211A (en)	1978-08-29	Process for the preparation of a substantially homogeneous lime water solution
WO1980000832A1 (fr)	1980-05-01	Traitement d'eaux d'egouts pour leur decharge en mer
CA1100383A (fr)	1981-05-05	Traduction non-disponible
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Packham et al.	1972	Water Clarification by Flotation-3
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US2559462A (en)	1951-07-03	Method and apparatus for separating oxidizable materials from liquids by oxygenation and aerobic biochemical action
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CN219297201U (zh)	2023-07-04	气浮设备
DE2342199C3 (de)	1978-07-27	Verfahren zur anaeroben biologischen Reinigung von Abwasser
US20220234913A1 (en)	2022-07-28	Modular Installation for Treating Water by Flotation