IL75275A - Process for the treatment and purification of water by the flocculation of suspended particles in a fluidized bed - Google Patents

Process for the treatment and purification of water by the flocculation of suspended particles in a fluidized bed

Info

Publication number
IL75275A
IL75275A IL75275A IL7527585A IL75275A IL 75275 A IL75275 A IL 75275A IL 75275 A IL75275 A IL 75275A IL 7527585 A IL7527585 A IL 7527585A IL 75275 A IL75275 A IL 75275A
Authority
IL
Israel
Prior art keywords
water
flocculation
fluidized bed
purification
treatment
Prior art date
Application number
IL75275A
Other languages
English (en)
Other versions
IL75275A0 (en
Original Assignee
Mornex Ltd
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
Priority claimed from FR8408026A external-priority patent/FR2564820B1/fr
Priority claimed from FR8417539A external-priority patent/FR2573417B3/fr
Application filed by Mornex Ltd filed Critical Mornex Ltd
Publication of IL75275A0 publication Critical patent/IL75275A0/xx
Publication of IL75275A publication Critical patent/IL75275A/xx

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
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/20—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium
    • 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
    • C02F1/5263—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using natural chemical compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Combustion & Propulsion (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Water Treatment By Sorption (AREA)
  • Removal Of Specific Substances (AREA)
IL75275A 1984-05-23 1985-05-22 Process for the treatment and purification of water by the flocculation of suspended particles in a fluidized bed IL75275A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8408026A FR2564820B1 (fr) 1984-05-23 1984-05-23 Procede pour le traitement et l'epuration des eaux usees, par floculation en lit fluidise, sans utilisation de reactifs
FR8417539A FR2573417B3 (fr) 1984-11-16 1984-11-16 Procede de traitement et d'epuration des eaux et application a la potabilisation des eaux

Publications (2)

Publication Number Publication Date
IL75275A0 IL75275A0 (en) 1985-09-29
IL75275A true IL75275A (en) 1990-02-09

Family

ID=26223981

Family Applications (1)

Application Number Title Priority Date Filing Date
IL75275A IL75275A (en) 1984-05-23 1985-05-22 Process for the treatment and purification of water by the flocculation of suspended particles in a fluidized bed

Country Status (7)

Country Link
US (2) US4743376A (de)
EP (1) EP0162783B1 (de)
AT (1) ATE97113T1 (de)
CA (1) CA1273131A (de)
DE (1) DE3587650D1 (de)
ES (1) ES8607883A1 (de)
IL (1) IL75275A (de)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1273131A (fr) * 1984-05-23 1990-08-21 Samuel Elmaleh Procede pour le traitement et l'epuration des eaux, par floculation en lit fluidise des particules en suspension
US5068192A (en) * 1986-01-27 1991-11-26 Prutech Research And Development Partnership Attenuated pseudorabies virus which includes foreign DNA encoding an amino acid sequence
IT1223293B (it) * 1987-08-07 1990-09-19 Snam Progetti Procedimento per la depurazione bilogica di acque reflue
US5006251A (en) * 1989-09-27 1991-04-09 Director General, Public Works Research Institute, Ministry Of Construction Process for treating organic waste water
FR2656295B1 (fr) * 1989-12-22 1992-04-24 Omnium Traitement Valorisa Dispositif pour l'adoucissement de l'eau par decarbonatation.
US5158686A (en) * 1991-02-25 1992-10-27 Envar Services, Inc. Impurity removal process and apparatus
ES2049627B1 (es) * 1992-01-21 1995-12-16 Riotinto Tecnicas Y Servicios Instalacion clarificadora de liquidos que contienen solidos en suspension.
DE4214896A1 (de) * 1992-05-07 1993-11-11 Schering Ag Wirbelschichtfermenter
US5356537A (en) * 1992-05-28 1994-10-18 No Sludge, Inc. Method and apparatus for treating waste water
US5350505A (en) * 1993-03-01 1994-09-27 Jet, Inc. Plastic media filter
US5449453A (en) * 1993-03-01 1995-09-12 Jet, Inc. Plastic media filter
US5620607A (en) * 1995-05-30 1997-04-15 Bowie, Jr.; James E. Filtering fluidized bed reactor
US5733454A (en) * 1996-04-26 1998-03-31 Ehh Holding Co., Inc. Process and apparatus for the treatment of flowable waste
US5750028A (en) * 1996-09-18 1998-05-12 Envirogen, Inc. Biomass separation apparatus and method with media return
US5788842A (en) * 1996-09-18 1998-08-04 Envirogen, Inc. Biomass separation apparatus and method
FR2764820B1 (fr) * 1997-06-19 1999-09-10 Omnium Traitement Valorisa Procede de controle et de regulation de la perte de charge dans un filtre biologique et installation pour la mise en oeuvre d'un tel procede
US6039875A (en) * 1997-11-17 2000-03-21 Interbio, Inc. Composition and method for removing suspended solids from wastewater
GB9819731D0 (en) * 1998-09-11 1998-11-04 Univ York Liquid treatment
US7611890B2 (en) * 2004-06-25 2009-11-03 Samuel Frisch System and method for separating biomass from media in a fluidized bed reactor
CA2755837A1 (en) * 2009-04-21 2010-10-28 Ecolab Usa Inc. Catalytic water treatment method and apparatus
AU2012225140B2 (en) 2011-03-10 2017-04-06 Ostara Nutrient Recovery Technologies Inc. Reactor for precipitating solutes from wastewater and associated methods
US9193610B2 (en) 2011-08-10 2015-11-24 Ecolab USA, Inc. Synergistic interaction of weak cation exchange resin and magnesium oxide
US20190337830A1 (en) * 2018-05-03 2019-11-07 Ken Hu Apparatus, system and method for wastewater treatment

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH287573A (de) * 1950-02-16 1952-12-15 Ag Jatolit Verfahren und Anlage zur Reinigung von Wasser.
NL270612A (de) * 1960-09-21
US3320136A (en) * 1964-05-19 1967-05-16 Kerr Mc Gee Oil Ind Inc Process for preparing a polysaccharide flocculating agent
US3406114A (en) * 1964-07-20 1968-10-15 Kerr Mc Gee Oil Ind Inc Process for flocculating finely divided solids suspended in an aqueous medium with amicrobial polysaccharide
FR1501912A (fr) * 1966-09-28 1967-11-18 Pour Le Traitement Et L Utilis Procédé applicable notamment à la clarification des eaux ehargees d'impuretés
US3658697A (en) * 1970-07-31 1972-04-25 Westvaco Corp Chemical coagulation of carbon treated waste water
US3728253A (en) * 1971-05-05 1973-04-17 Univ California Accelerated biological-chemical wastewater treatment
US3763039A (en) * 1972-04-10 1973-10-02 Houdaille Industries Inc Method of treating sewage using high polymer ratio flocculation agent biologically produced in situ
JPS538872A (en) * 1976-07-14 1978-01-26 Oshima Katsutoshi Method of separating foreign matters by using filter medium constituting float layer
NZ197992A (en) * 1980-08-18 1984-07-31 Unisearch Ltd Anaerobic bacterial degradation of organic materials
FI70695C (fi) * 1981-12-21 1986-10-06 Enso Gutzeit Oy Foerfarande foer rening av i synnerhet avfallsvatten som uppstaor i traefoeraedlingsindustrin
FR2520631A1 (fr) * 1982-02-01 1983-08-05 Gozal David Procede pour floculer des particules microscopiques en suspension dans un liquide et application a la collecte des microalgues phytoplanctoniques et du zooplancton en suspension dans l'eau
SE8205273D0 (sv) * 1982-09-15 1982-09-15 Gunnar Fredrik Peterson Forfarande och anleggning for kemisk rening av vatten
FR2555462B1 (fr) * 1983-11-30 1986-05-23 Gozal David Procede de concentration d'une suspension de particules microscopiques, dispositif pour la mise en oeuvre de ce procede et applications de celui-ci
CA1273131A (fr) * 1984-05-23 1990-08-21 Samuel Elmaleh Procede pour le traitement et l'epuration des eaux, par floculation en lit fluidise des particules en suspension

Also Published As

Publication number Publication date
IL75275A0 (en) 1985-09-29
DE3587650D1 (de) 1993-12-16
EP0162783B1 (de) 1993-11-10
ES543433A0 (es) 1986-06-01
EP0162783A2 (de) 1985-11-27
ATE97113T1 (de) 1993-11-15
ES8607883A1 (es) 1986-06-01
US4954259A (en) 1990-09-04
US4743376A (en) 1988-05-10
CA1273131A (fr) 1990-08-21
EP0162783A3 (en) 1988-07-13

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