CH516329A - Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp - Google Patents

Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp

Info

Publication number
CH516329A
CH516329A CH211071A CH211071A CH516329A CH 516329 A CH516329 A CH 516329A CH 211071 A CH211071 A CH 211071A CH 211071 A CH211071 A CH 211071A CH 516329 A CH516329 A CH 516329A
Authority
CH
Switzerland
Prior art keywords
pulp
flocculant
added
suspended particles
separating suspended
Prior art date
Application number
CH211071A
Other languages
German (de)
Inventor
Balmer Hansjoerg
Ehrsam Albert
Original Assignee
Ammann U Maschf Ag
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 Ammann U Maschf Ag filed Critical Ammann U Maschf Ag
Priority to CH211071A priority Critical patent/CH516329A/en
Publication of CH516329A publication Critical patent/CH516329A/en
Priority to DE19712162391 priority patent/DE2162391A1/en
Priority to FR7204734A priority patent/FR2125419A1/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
    • C02F1/5281—Installations for water purification using chemical agents
    • 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
    • B01D21/01—Separation of suspended solid particles from liquids by sedimentation using flocculating agents
    • 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
    • B01D21/30—Control equipment
    • 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
    • B01D21/30—Control equipment
    • B01D21/32—Density control of clear liquid or sediment, e.g. optical control ; Control of physical properties
    • 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
    • B01D21/30—Control equipment
    • B01D21/34—Controlling the feed distribution; Controlling the liquid level ; Control of process parameters
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D21/00—Control of chemical or physico-chemical variables, e.g. pH value
    • G05D21/02—Control of chemical or physico-chemical variables, e.g. pH value characterised by the use of electric means
    • 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
    • C02F1/5209—Regulation methods for flocculation or precipitation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/005—Processes using a programmable logic controller [PLC]
    • C02F2209/006—Processes using a programmable logic controller [PLC] comprising a software program or a logic diagram
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2209/00—Controlling or monitoring parameters in water treatment
    • C02F2209/11—Turbidity
CH211071A 1971-02-12 1971-02-12 Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp CH516329A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CH211071A CH516329A (en) 1971-02-12 1971-02-12 Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp
DE19712162391 DE2162391A1 (en) 1971-02-12 1971-12-16 Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp
FR7204734A FR2125419A1 (en) 1971-02-12 1972-02-11 Flocculating agent dose regulation - using clarity of samples as parameter for varying dosing rate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH211071A CH516329A (en) 1971-02-12 1971-02-12 Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp

Publications (1)

Publication Number Publication Date
CH516329A true CH516329A (en) 1971-12-15

Family

ID=4226099

Family Applications (1)

Application Number Title Priority Date Filing Date
CH211071A CH516329A (en) 1971-02-12 1971-02-12 Process for separating suspended particles from a pulp, in which a flocculant is added to the pulp

Country Status (3)

Country Link
CH (1) CH516329A (en)
DE (1) DE2162391A1 (en)
FR (1) FR2125419A1 (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2012010745A1 (en) * 2010-07-20 2012-01-26 Kemira Oyj Method and system for monitoring properties of an aqueous stream
WO2012010744A1 (en) 2010-07-20 2012-01-26 Kemira Oyj Method and system for treating aqueous streams
CN103608515A (en) * 2011-04-05 2014-02-26 纳尔科公司 Method of monitoring macrostickies in recycling and paper or tissue making process involving recycled pulp
WO2018033423A1 (en) * 2016-08-18 2018-02-22 CDEnviro Limited Test apparatus for a waste water treatment system
GB2570839A (en) * 2019-05-06 2019-08-07 Xiangshan Fanhai Evvironmental Protection Tech Co Ltd An automatic processing equipment for coal-contained wastewater in a power plant
GB2577925A (en) * 2018-10-11 2020-04-15 Cde Global Ltd Method of controlling the dosage of a flocculating agent

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2294697A (en) * 1938-05-13 1942-09-01 John J Seip Clarification and decoloration of liquids
US3441956A (en) * 1967-01-23 1969-04-29 Willard Farnham Liquid treatment method and apparatus
FR1548562A (en) * 1967-10-24 1968-12-06
DE1817105A1 (en) * 1968-12-27 1970-07-16 Forsch Die Gaerungsindustrie E Dosing device for suspensions, especially for filter aids, depending on the degree of turbidity of the media to be treated
FR2056080A5 (en) * 1969-08-29 1971-05-14 Degremont Epuration

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2567622C2 (en) * 2010-07-20 2015-11-10 Кемира Ойй Method and system to monitor properties of water flow
WO2012010744A1 (en) 2010-07-20 2012-01-26 Kemira Oyj Method and system for treating aqueous streams
CN102985149A (en) * 2010-07-20 2013-03-20 凯米罗总公司 Method and system for monitoring properties of an aqueous stream
US20130220922A1 (en) * 2010-07-20 2013-08-29 Kemira Oyj Method and system for monitoring properties of an aqueous stream
RU2567621C2 (en) * 2010-07-20 2015-11-10 Кемира Ойй Method and system for treatment of water flows
WO2012010745A1 (en) * 2010-07-20 2012-01-26 Kemira Oyj Method and system for monitoring properties of an aqueous stream
CN103608515A (en) * 2011-04-05 2014-02-26 纳尔科公司 Method of monitoring macrostickies in recycling and paper or tissue making process involving recycled pulp
CN103608515B (en) * 2011-04-05 2016-05-04 纳尔科公司 The method that neutralization relates to the large goo in paper or the tissue paper manufacture process that reclaims paper pulp is reclaimed in monitoring
WO2018033423A1 (en) * 2016-08-18 2018-02-22 CDEnviro Limited Test apparatus for a waste water treatment system
GB2577925A (en) * 2018-10-11 2020-04-15 Cde Global Ltd Method of controlling the dosage of a flocculating agent
GB2577925B (en) * 2018-10-11 2023-02-15 Cde Global Ltd Method of controlling the dosage of a flocculating agent
GB2570839A (en) * 2019-05-06 2019-08-07 Xiangshan Fanhai Evvironmental Protection Tech Co Ltd An automatic processing equipment for coal-contained wastewater in a power plant
GB2570839B (en) * 2019-05-06 2021-07-14 Xiangshan Fanhai Environmental Protection Tech Co Ltd An automatic processing equipment for coal-contained wastewater in power plant

Also Published As

Publication number Publication date
FR2125419A1 (en) 1972-09-29
DE2162391A1 (en) 1972-08-24
FR2125419B1 (en) 1975-03-21

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Legal Events

Date Code Title Description
PL Patent ceased