IT947517B - INSTALLATION FOR THE DECANTATION OF WATERS USED IN PARTICULAR OF THE RESIDUAL WATER OF PAPER MILLS - Google Patents

INSTALLATION FOR THE DECANTATION OF WATERS USED IN PARTICULAR OF THE RESIDUAL WATER OF PAPER MILLS

Info

Publication number
IT947517B
IT947517B IT2049672A IT2049672A IT947517B IT 947517 B IT947517 B IT 947517B IT 2049672 A IT2049672 A IT 2049672A IT 2049672 A IT2049672 A IT 2049672A IT 947517 B IT947517 B IT 947517B
Authority
IT
Italy
Prior art keywords
decantation
installation
residual water
paper mills
waters used
Prior art date
Application number
IT2049672A
Other languages
Italian (it)
Original Assignee
Papeteries Soustre R Et Fils
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 Papeteries Soustre R Et Fils filed Critical Papeteries Soustre R Et Fils
Application granted granted Critical
Publication of IT947517B publication Critical patent/IT947517B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/02—Aerobic processes
    • C02F3/12—Activated sludge processes
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1284—Mixing devices
    • 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
    • B01D21/0042—Baffles or guide 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
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • 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
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00—Technologies for wastewater treatment
    • Y02W10/10—Biological treatment of water, waste water, or sewage

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Paper (AREA)
  • Physical Water Treatments (AREA)
  • Water Treatment By Sorption (AREA)
IT2049672A 1971-03-11 1972-02-11 INSTALLATION FOR THE DECANTATION OF WATERS USED IN PARTICULAR OF THE RESIDUAL WATER OF PAPER MILLS IT947517B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7108543A FR2129023A5 (en) 1971-03-11 1971-03-11 Clarification of effluents - from paper mills

Publications (1)

Publication Number Publication Date
IT947517B true IT947517B (en) 1973-05-30

Family

ID=9073382

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2049672A IT947517B (en) 1971-03-11 1972-02-11 INSTALLATION FOR THE DECANTATION OF WATERS USED IN PARTICULAR OF THE RESIDUAL WATER OF PAPER MILLS

Country Status (4)

Country Link
BE (1) BE779356A (en)
ES (1) ES401000A1 (en)
FR (1) FR2129023A5 (en)
IT (1) IT947517B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111995082B (en) * 2020-08-24 2022-05-10 江苏江达生态环境科技有限公司 Aeration accelerating device

Also Published As

Publication number Publication date
FR2129023A5 (en) 1972-10-27
ES401000A1 (en) 1975-02-01
BE779356A (en) 1972-05-30

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