ES344259A1 - Process for clarifying contaminated liquids - Google Patents

Process for clarifying contaminated liquids

Info

Publication number
ES344259A1
ES344259A1 ES344259A ES344259A ES344259A1 ES 344259 A1 ES344259 A1 ES 344259A1 ES 344259 A ES344259 A ES 344259A ES 344259 A ES344259 A ES 344259A ES 344259 A1 ES344259 A1 ES 344259A1
Authority
ES
Spain
Prior art keywords
contaminated liquids
clarifying contaminated
granular material
suspended solids
clarifying
Prior art date
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
ES344259A
Other languages
Spanish (es)
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.)
POUR LE TRAITEMENT ET L UTILIS
Original Assignee
POUR LE TRAITEMENT ET L UTILIS
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 POUR LE TRAITEMENT ET L UTILIS filed Critical POUR LE TRAITEMENT ET L UTILIS
Publication of ES344259A1 publication Critical patent/ES344259A1/en
Expired legal-status Critical Current

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
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B01D15/02—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor with moving adsorbents
    • 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
    • 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
    • B01D21/0012—Settling tanks making use of filters, e.g. by floating layers of particulate material
    • 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
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/36—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed fluidised during the filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
    • B01D24/46—Regenerating the filtering material in the filter
    • B01D24/4668—Regenerating the filtering material in the filter by moving the filtering element
    • B01D24/4678—Regenerating the filtering material in the filter by moving the filtering element using free vortex flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/02—Precoating the filter medium; Addition of filter aids to the liquid being filtered
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D37/00—Processes of filtration
    • B01D37/03—Processes of filtration using flocculating agents
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2215/00—Separating processes involving the treatment of liquids with adsorbents
    • B01D2215/02—Separating processes involving the treatment of liquids with adsorbents with moving adsorbents
    • B01D2215/021—Physically moving or fluidising the adsorbent beads or particles or slurry, excluding the movement of the entire columns

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Water Treatment By Sorption (AREA)
  • Processing Of Solid Wastes (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)

Abstract

Liquids containing suspended solids are passed upwardly through a fluidized bed of granular material at such a speed that the granular material and suspended solids are not entrained and purified liquid is decanted from the top.
ES344259A 1966-09-28 1967-08-19 Process for clarifying contaminated liquids Expired ES344259A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR78004A FR1501912A (en) 1966-09-28 1966-09-28 Process applicable in particular to the clarification of water laden with impurities

Publications (1)

Publication Number Publication Date
ES344259A1 true ES344259A1 (en) 1968-09-16

Family

ID=8618043

Family Applications (1)

Application Number Title Priority Date Filing Date
ES344259A Expired ES344259A1 (en) 1966-09-28 1967-08-19 Process for clarifying contaminated liquids

Country Status (9)

Country Link
BE (1) BE702558A (en)
DE (1) DE1642878C3 (en)
ES (1) ES344259A1 (en)
FR (1) FR1501912A (en)
GB (1) GB1200364A (en)
IL (1) IL28626A (en)
IT (1) IT1009006B (en)
LU (1) LU54479A1 (en)
NL (1) NL6713173A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49114260A (en) * 1973-03-05 1974-10-31
SE429128B (en) * 1976-11-29 1983-08-15 Nordstjernan Rederi Ab PROCEDURE FOR SEPARATING POLLUTANTS IN WATER SUSPENSIONS OR EMULSIONS
NL187312C (en) * 1978-05-18 1991-08-16 Dhv Raadgevend Ing METHOD FOR DEPOSPHATING WATER.
FR2477427A1 (en) * 1980-03-10 1981-09-11 Tech Entreprises Chimiques Soc Filtration of liq. contg. solids in suspension - where sandy material is added so high filtration speeds are obtd. with suspensions normally very difficult to filter (BR 15.9.81)
CS227852B3 (en) * 1981-07-27 1984-05-14 Frantisek Ing Csc Hereit Apparatus for simultaneous formation and separation of suspension
FR2520631A1 (en) * 1982-02-01 1983-08-05 Gozal David PROCESS FOR FLOCULATING SUSPENDED MICROSCOPIC PARTICLES IN A LIQUID AND APPLICATION TO THE COLLECTION OF PHYTOPLANCTONIC MICROALOGUES AND ZOOPLANKTON IN SUSPENSION IN WATER
CA1273131A (en) * 1984-05-23 1990-08-21 Samuel Elmaleh Process for water treatment and purification through flocculation of suspended solids on a fluidised bed
US4828692A (en) * 1987-07-31 1989-05-09 Purewater Sciences International, Inc. Simplified method and apparatus for purification
NL9002056A (en) * 1990-09-18 1992-04-16 Dhv Raadgevend Ing PROCESS FOR THE REMOVAL OF FLUORIDE FROM WASTE WATER.
ATE135263T1 (en) * 1991-05-29 1996-03-15 Hoefer Dawn Annette METHOD AND SYSTEM FOR BATCH PROCESSING
ES2049627B1 (en) * 1992-01-21 1995-12-16 Riotinto Tecnicas Y Servicios CLARIFYING SYSTEM FOR LIQUIDS THAT CONTAIN SOLIDS IN SUSPENSION.
JPH07509653A (en) * 1992-08-07 1995-10-26 アクゾ　ノーベル　ナムローゼ　フェンノートシャップ Method and apparatus for removing residues from mixtures
FR2719234B1 (en) * 1994-05-02 1999-08-13 Omnium Traitement Valorisa Method and installation for treating a raw flow by simple decantation after ballasting with fine sand.

Also Published As

Publication number Publication date
DE1642878B2 (en) 1978-06-01
IT1009006B (en) 1976-12-10
DE1642878C3 (en) 1979-03-29
FR1501912A (en) 1967-11-18
LU54479A1 (en) 1967-11-15
DE1642878A1 (en) 1971-04-29
GB1200364A (en) 1970-07-29
BE702558A (en) 1968-01-15
IL28626A (en) 1971-08-25
NL6713173A (en) 1968-03-29

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