FI833316A - FOERFARANDE FOER ELIMINERING OCH HINDRANDE AV TILLTAEPPNING AV BOTTENAERATORER, SOM ANVAENDS VID BEHANDLING AV VATTEN OCH AVFALLSVATTEN, UNDER DRIFTSFOERHAOLLANDEN - Google Patents

FOERFARANDE FOER ELIMINERING OCH HINDRANDE AV TILLTAEPPNING AV BOTTENAERATORER, SOM ANVAENDS VID BEHANDLING AV VATTEN OCH AVFALLSVATTEN, UNDER DRIFTSFOERHAOLLANDEN Download PDF

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Publication number
FI833316A
FI833316A FI833316A FI833316A FI833316A FI 833316 A FI833316 A FI 833316A FI 833316 A FI833316 A FI 833316A FI 833316 A FI833316 A FI 833316A FI 833316 A FI833316 A FI 833316A
Authority
FI
Finland
Prior art keywords
och
tilltaeppning
hindrande
driftsfoerhaollanden
bottenaeratorer
Prior art date
Application number
FI833316A
Other languages
Finnish (fi)
Other versions
FI76061B (en
FI833316A0 (en
FI76061C (en
Inventor
Ulrich Bretscher
Original Assignee
Nokia Oy 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
Application filed by Nokia Oy Ab filed Critical Nokia Oy Ab
Publication of FI833316A0 publication Critical patent/FI833316A0/en
Publication of FI833316A publication Critical patent/FI833316A/en
Publication of FI76061B publication Critical patent/FI76061B/en
Application granted granted Critical
Publication of FI76061C publication Critical patent/FI76061C/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F5/00—Softening water; Preventing scale; Adding scale preventatives or scale removers to water, e.g. adding sequestering agents
    • C02F5/08—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents
    • C02F5/10—Treatment of water with complexing chemicals or other solubilising agents for softening, scale prevention or scale removal, e.g. adding sequestering agents using organic substances
    • 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
    • C02F3/20—Activated sludge processes using diffusers
    • 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)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • General Chemical & Material Sciences (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Treating Waste Gases (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Physical Water Treatments (AREA)
  • Activated Sludge Processes (AREA)
  • Biological Treatment Of Waste Water (AREA)
FI833316A 1982-09-16 1983-09-16 Procedure for removing or preventing clogging of the bottom air in water treatment and wastewater treatment during operation FI76061C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH549382 1982-09-16
CH5493/82A CH658044A5 (en) 1982-09-16 1982-09-16 METHOD FOR REMOVAL OR PREVENTING CLOGS IN DEEP AERATORS IN WATER TREATMENT AND WATER TREATMENT UNDER OPERATING CONDITIONS.

Publications (4)

Publication Number Publication Date
FI833316A0 FI833316A0 (en) 1983-09-16
FI833316A true FI833316A (en) 1984-03-17
FI76061B FI76061B (en) 1988-05-31
FI76061C FI76061C (en) 1989-05-30

Family

ID=4294516

Family Applications (1)

Application Number Title Priority Date Filing Date
FI833316A FI76061C (en) 1982-09-16 1983-09-16 Procedure for removing or preventing clogging of the bottom air in water treatment and wastewater treatment during operation

Country Status (10)

Country Link
AT (1) AT392061B (en)
CA (1) CA1203328A (en)
CH (1) CH658044A5 (en)
CS (1) CS248709B2 (en)
DE (1) DE3333602A1 (en)
FI (1) FI76061C (en)
FR (1) FR2533207B1 (en)
GB (1) GB2130570B (en)
IT (1) IT1170498B (en)
SE (1) SE8304939L (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3545194A1 (en) * 1985-12-20 1987-07-02 Sennheiser Electronic Opto-electronic transceiver
US5140203A (en) * 1988-09-27 1992-08-18 Mannesmann Rexroth Gmbh Control motor for a servo-valve
DE19952135A1 (en) * 1999-10-29 2001-06-13 Messer Griesheim Gmbh Waste water treatment process
AT411359B (en) * 2002-01-17 2003-12-29 Frey Wilhelm CLEANING PROCEDURE AND CLEANING LIQUID FOR FAN BODY
CN115417492B (en) * 2022-08-30 2023-06-20 同济大学建筑设计研究院(集团)有限公司 Advanced oxidation system based on underwater vision and control method

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686138A (en) * 1951-09-15 1954-08-10 Chicago Pump Co Method for cleaning diffuser plates
GB1281334A (en) * 1968-08-01 1972-07-12 British Steel Corp Biological purification of coke oven effluent
US4199469A (en) * 1978-06-21 1980-04-22 Feldmann Chemie Composition and method for cleaning drinking water tanks
FR2469450A1 (en) * 1979-11-12 1981-05-22 Solitaire Produits Entretien F Aq. aerosol descaling and cleaning compsn. - contg. organic acid, surfactant, gelling agent and hygroscopic agent
DE3168048D1 (en) * 1980-09-11 1985-02-14 Sterling Drug Inc Removal of scale from porous diffusion tiles
US4382867A (en) * 1980-09-29 1983-05-10 Water Pollution Control Corp In place gas cleaning of diffusion elements

Also Published As

Publication number Publication date
FI76061B (en) 1988-05-31
SE8304939D0 (en) 1983-09-14
GB8324649D0 (en) 1983-10-19
CS248709B2 (en) 1987-02-12
FI833316A0 (en) 1983-09-16
AT392061B (en) 1991-01-25
IT1170498B (en) 1987-06-03
SE8304939L (en) 1984-03-17
FR2533207A1 (en) 1984-03-23
GB2130570A (en) 1984-06-06
DE3333602A1 (en) 1984-03-22
ATA331083A (en) 1990-07-15
GB2130570B (en) 1986-09-17
FI76061C (en) 1989-05-30
CH658044A5 (en) 1986-10-15
DE3333602C2 (en) 1991-06-06
FR2533207B1 (en) 1986-09-19
IT8348981A0 (en) 1983-09-15
CA1203328A (en) 1986-04-15

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