AT353710B - METHOD OF DOSING LIME IN WASTE WATER - Google Patents

METHOD OF DOSING LIME IN WASTE WATER

Info

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
Application number
AT497277A
Other languages
German (de)
Other versions
ATA497277A (en
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/en
Application granted granted Critical
Publication of AT353710B publication Critical patent/AT353710B/en

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 METHOD OF DOSING LIME IN WASTE WATER AT353710B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7607957A SE411519B (en) 1976-07-12 1976-07-12 PROCEDURE FOR DOSING LALK TO THE WASTE WATER, WHEN A Lime SLIMM IS CREATED AND PROVIDED BY A LAMELY DIMENSION DEVICE BEFORE SETTING THE WASTE WATER

Publications (2)

Publication Number Publication Date
ATA497277A ATA497277A (en) 1979-04-15
AT353710B true AT353710B (en) 1979-11-26

Family

ID=20328456

Family Applications (1)

Application Number Title Priority Date Filing Date
AT497277A AT353710B (en) 1976-07-12 1977-07-11 METHOD OF DOSING LIME IN WASTE WATER

Country Status (10)

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

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 (en) * 1993-06-04 1995-10-16 Compania Depuradora De Aguas R PROCEDURE AND INSTALLATION OF WASTEWATER TREATMENT IN PHYSICOCHEMICAL TREATMENT PLANTS.
FR2816937B1 (en) * 2000-11-17 2003-08-15 Omnium Traitement Valorisa PROCESS FOR PRODUCING LIME WATER USING A LIME SLURRY BED SATURATOR USING AT LEAST ONE FLOCCULATING AGENT

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1517478A1 (en) * 1961-08-02 1969-08-28 Pintsch Bamag Ag Plant for the production of clear, evenly saturated lime water
FR2132954A5 (en) * 1971-04-02 1972-11-24 Degremont

Also Published As

Publication number Publication date
NO772399L (en) 1978-01-13
FI64745C (en) 1984-01-10
SE7607957L (en) 1978-01-13
GB1541531A (en) 1979-03-07
ES460625A1 (en) 1978-05-16
SE411519B (en) 1980-01-14
DE2731271A1 (en) 1978-01-19
FI64745B (en) 1983-09-30
DE2731271C2 (en) 1986-03-27
CA1100383A (en) 1981-05-05
ATA497277A (en) 1979-04-15
CH631686A5 (en) 1982-08-31
NO145003C (en) 1981-12-28
NO145003B (en) 1981-09-14
FI772135A (en) 1978-01-13
GR63591B (en) 1979-11-26

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Legal Events

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