IT1000520B - PROCEDURE FOR THE PURIFICATION OF SEWAGE WATER - Google Patents

PROCEDURE FOR THE PURIFICATION OF SEWAGE WATER

Info

Publication number
IT1000520B
IT1000520B IT7072673A IT7072673A IT1000520B IT 1000520 B IT1000520 B IT 1000520B IT 7072673 A IT7072673 A IT 7072673A IT 7072673 A IT7072673 A IT 7072673A IT 1000520 B IT1000520 B IT 1000520B
Authority
IT
Italy
Prior art keywords
purification
procedure
sewage water
sewage
water
Prior art date
Application number
IT7072673A
Other languages
Italian (it)
Original Assignee
Johnson Construction Co Ab
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 SE16548/72A external-priority patent/SE360344B/xx
Application filed by Johnson Construction Co Ab filed Critical Johnson Construction Co Ab
Application granted granted Critical
Publication of IT1000520B publication Critical patent/IT1000520B/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
    • C02F3/1205—Particular type of activated sludge processes
    • C02F3/1215—Combinations of activated sludge treatment with precipitation, flocculation, coagulation and separation of phosphates
    • 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
    • B01D21/01—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
    • B01D21/10—Settling tanks with multiple outlets for the separated liquids
    • 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
    • B01D21/2488—Feed or discharge mechanisms for settling tanks bringing about a partial recirculation of the liquid, e.g. for introducing chemical aids
    • 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
    • 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
    • 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
    • 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)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
  • Activated Sludge Processes (AREA)
IT7072673A 1972-12-18 1973-12-17 PROCEDURE FOR THE PURIFICATION OF SEWAGE WATER IT1000520B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE16548/72A SE360344B (en) 1972-12-18 1972-12-18
SE7308556 1973-06-18

Publications (1)

Publication Number Publication Date
IT1000520B true IT1000520B (en) 1976-04-10

Family

ID=26656069

Family Applications (1)

Application Number Title Priority Date Filing Date
IT7072673A IT1000520B (en) 1972-12-18 1973-12-17 PROCEDURE FOR THE PURIFICATION OF SEWAGE WATER

Country Status (10)

Country Link
JP (1) JPS4997461A (en)
AT (1) ATA1054273A (en)
AU (1) AU6314873A (en)
CA (1) CA1001781A (en)
DE (1) DE2360127A1 (en)
ES (1) ES421551A1 (en)
FR (1) FR2210576A1 (en)
GB (1) GB1405690A (en)
IT (1) IT1000520B (en)
NL (1) NL7316919A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1036720A (en) * 1976-09-21 1978-08-15 Ferdinand Besik Process and apparatus for purifying waste waters
AT522689B1 (en) * 2020-06-15 2021-01-15 Andritz Delkor Pty Ltd DEVICE AND METHOD FOR SEPARATING A SUSPENSION

Also Published As

Publication number Publication date
DE2360127A1 (en) 1974-06-27
AU6314873A (en) 1975-06-05
ATA1054273A (en) 1975-06-15
ES421551A1 (en) 1976-05-01
GB1405690A (en) 1975-09-10
CA1001781A (en) 1976-12-14
FR2210576A1 (en) 1974-07-12
JPS4997461A (en) 1974-09-14
NL7316919A (en) 1974-06-20

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