ATA497277A - Verfahren zur dosierung von kalk in abwasser - Google Patents

Verfahren zur dosierung von kalk in abwasser

Info

Publication number
ATA497277A
ATA497277A AT497277A AT497277A ATA497277A AT A497277 A ATA497277 A AT A497277A AT 497277 A AT497277 A AT 497277A AT 497277 A AT497277 A AT 497277A AT A497277 A ATA497277 A AT A497277A
Authority
AT
Austria
Prior art keywords
waste water
lime
dosing
dosing lime
waste
Prior art date
Application number
AT497277A
Other languages
English (en)
Other versions
AT353710B (de
Original Assignee
Henrikson Stig Arvid
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.)
Filing date
Publication date
Application filed by Henrikson Stig Arvid filed Critical Henrikson Stig Arvid
Publication of ATA497277A publication Critical patent/ATA497277A/de
Application granted granted Critical
Publication of AT353710B publication Critical patent/AT353710B/de

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
AT497277A 1976-07-12 1977-07-11 Verfahren zur dosierung von kalk in abwasser AT353710B (de)

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 true ATA497277A (de) 1979-04-15
AT353710B 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 (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)

* Cited by examiner, † Cited by third party
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)

* 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 (de) * 1971-04-02 1972-11-24 Degremont

Also Published As

Publication number Publication date
AT353710B (de) 1979-11-26
CH631686A5 (en) 1982-08-31
NO145003C (no) 1981-12-28
DE2731271A1 (de) 1978-01-19
FI64745B (fi) 1983-09-30
SE7607957L (sv) 1978-01-13
DE2731271C2 (de) 1986-03-27
ES460625A1 (es) 1978-05-16
NO772399L (no) 1978-01-13
CA1100383A (en) 1981-05-05
FI64745C (fi) 1984-01-10
SE411519B (sv) 1980-01-14
GR63591B (en) 1979-11-26
NO145003B (no) 1981-09-14
GB1541531A (en) 1979-03-07
FI772135A (fi) 1978-01-13

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee