IT980395B - Procedimento per il trattamento con ossigenazione e precipitazione chimica di acque di scarico - Google Patents

Procedimento per il trattamento con ossigenazione e precipitazione chimica di acque di scarico

Info

Publication number
IT980395B
IT980395B IT4973673A IT4973673A IT980395B IT 980395 B IT980395 B IT 980395B IT 4973673 A IT4973673 A IT 4973673A IT 4973673 A IT4973673 A IT 4973673A IT 980395 B IT980395 B IT 980395B
Authority
IT
Italy
Prior art keywords
oxygenation
wastewater
procedure
treatment
chemical precipitation
Prior art date
Application number
IT4973673A
Other languages
English (en)
Italian (it)
Original Assignee
Union Carbide Corp
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 Union Carbide Corp filed Critical Union Carbide Corp
Application granted granted Critical
Publication of IT980395B publication Critical patent/IT980395B/it

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
    • 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
    • C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic 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
    • C02F3/26—Activated sludge processes using pure oxygen or oxygen-rich gas
    • 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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Inorganic Chemistry (AREA)
  • Analytical Chemistry (AREA)
  • Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
  • Activated Sludge Processes (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Separation Of Suspended Particles By Flocculating Agents (AREA)
IT4973673A 1972-05-01 1973-04-30 Procedimento per il trattamento con ossigenazione e precipitazione chimica di acque di scarico IT980395B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US24915972A 1972-05-01 1972-05-01
US30572672A 1972-11-13 1972-11-13

Publications (1)

Publication Number Publication Date
IT980395B true IT980395B (it) 1974-09-30

Family

ID=26939870

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4973673A IT980395B (it) 1972-05-01 1973-04-30 Procedimento per il trattamento con ossigenazione e precipitazione chimica di acque di scarico

Country Status (7)

Country Link
JP (1) JPS6012920B2 (fr)
AU (1) AU473137B2 (fr)
CA (1) CA991327A (fr)
DE (1) DE2321725C3 (fr)
FR (1) FR2183065B1 (fr)
GB (1) GB1429197A (fr)
IT (1) IT980395B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926794A (en) * 1974-06-28 1975-12-16 Union Carbide Corp Warm sludge digestion with oxygen
US4124437A (en) * 1976-04-05 1978-11-07 Buckbee-Mears Company System for etching patterns of small openings on a continuous strip of metal
CH621751A5 (en) * 1976-09-24 1981-02-27 Attisholz Cellulose Process for the biochemical purification of waste water containing organic constituents which favour the undesirable development of filamentous bacteria and/or the formation of bulking sludge
DE2749265A1 (de) * 1977-11-03 1979-05-10 Linde Ag Verfahren zur biologischen reinigung von abwasser
DE2816390C2 (de) * 1978-04-15 1983-10-06 Boehnke, Botho, Prof. Dr.-Ing., 5100 Aachen Anlage für die Aufbereitung von Abwasser nach dem Belebtschlammverfahren mit mehreren Stabilisiemngsgräben
DE2857578C2 (de) * 1978-01-28 1984-06-28 Böhnke, Botho, Prof. Dr.-Ing., 5100 Aachen Anlage für die Aufbereitung von Abwasser nach dem Belebtschlammverfahren
DE2803759C3 (de) * 1978-01-28 1983-01-13 Böhnke, Botho, Prof. Dr.-Ing. Zweistufige Anlage für die Aufbereitung von Abwasser nach dem Belebtschlammverfahren
GB2031036B (en) * 1978-10-10 1982-11-03 Midland Ross Corp Liquid trestment of metal strip
JPS5584747A (en) * 1978-12-22 1980-06-26 Toyobo Co Ltd Extracting method of belt-shape substance
DE3007782A1 (de) * 1980-02-29 1981-09-17 Linde Ag, 6200 Wiesbaden Verfahren und vorrichtung zur biologischen reinigung von abwasser
JPS6123062A (ja) * 1984-07-09 1986-01-31 Chugai Ro Kogyo Kaisha Ltd エアホイル型ノズル
AU579013B2 (en) * 1985-01-25 1988-11-10 Nishihara Environmental Sanitation Research Corporation Ltd. Waste water treatment process for removal of nitrogen and phosphorus
DE102005044255A1 (de) * 2005-09-21 2007-04-05 Abwasserbeseitigungsbetrieb Der Stadt Pirmasens Verfahrenskonzept für eine fracht- und nährstoffoptimierte Kläranlage
DE102008004599B4 (de) * 2008-01-16 2023-03-16 Air Liquide Deutschland Gmbh Verfahren und Vorrichtung zur Aufbereitung einer alkalischen Waschlösung

Also Published As

Publication number Publication date
DE2321725C3 (de) 1979-07-26
DE2321725B2 (de) 1977-09-29
FR2183065A1 (fr) 1973-12-14
CA991327A (en) 1976-06-15
AU5496573A (en) 1974-10-31
DE2321725A1 (de) 1973-11-15
FR2183065B1 (fr) 1975-12-26
GB1429197A (en) 1976-03-24
JPS6012920B2 (ja) 1985-04-04
AU473137B2 (en) 1976-06-17
JPS4942149A (fr) 1974-04-20

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