IT1170498B - Procedimento per eliminare o prevenire il bloccaggio degli aeratori di fondo nel trattamento delle acque e degli scarichi - Google Patents

Procedimento per eliminare o prevenire il bloccaggio degli aeratori di fondo nel trattamento delle acque e degli scarichi

Info

Publication number
IT1170498B
IT1170498B IT4898183A IT4898183A IT1170498B IT 1170498 B IT1170498 B IT 1170498B IT 4898183 A IT4898183 A IT 4898183A IT 4898183 A IT4898183 A IT 4898183A IT 1170498 B IT1170498 B IT 1170498B
Authority
IT
Italy
Prior art keywords
waters
discharges
eliminate
blocking
procedure
Prior art date
Application number
IT4898183A
Other languages
English (en)
Italian (it)
Other versions
IT8348981A1 (it
IT8348981A0 (it
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 IT8348981A0 publication Critical patent/IT8348981A0/it
Publication of IT8348981A1 publication Critical patent/IT8348981A1/it
Application granted granted Critical
Publication of IT1170498B publication Critical patent/IT1170498B/it

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

  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Water Supply & Treatment (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Microbiology (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Treating Waste Gases (AREA)
  • Feeding, Discharge, Calcimining, Fusing, And Gas-Generation Devices (AREA)
  • Biological Treatment Of Waste Water (AREA)
  • Physical Water Treatments (AREA)
  • Activated Sludge Processes (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
IT4898183A 1982-09-16 1983-09-15 Procedimento per eliminare o prevenire il bloccaggio degli aeratori di fondo nel trattamento delle acque e degli scarichi IT1170498B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH5493/82A CH658044A5 (de) 1982-09-16 1982-09-16 Verfahren zur beseitigung bzw. verhinderung von verstopfungen in tiefenbelueftern bei der wasseraufbereitung und abwasserbehandlung unter betriebsbedingungen.

Publications (3)

Publication Number Publication Date
IT8348981A0 IT8348981A0 (it) 1983-09-15
IT8348981A1 IT8348981A1 (it) 1985-03-15
IT1170498B true IT1170498B (it) 1987-06-03

Family

ID=4294516

Family Applications (1)

Application Number Title Priority Date Filing Date
IT4898183A IT1170498B (it) 1982-09-16 1983-09-15 Procedimento per eliminare o prevenire il bloccaggio degli aeratori di fondo nel trattamento delle acque e degli scarichi

Country Status (10)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3545194A1 (de) * 1985-12-20 1987-07-02 Sennheiser Electronic Optoelektronisches sende-empfangsgeraet
US5140203A (en) * 1988-09-27 1992-08-18 Mannesmann Rexroth Gmbh Control motor for a servo-valve
DE19952135A1 (de) * 1999-10-29 2001-06-13 Messer Griesheim Gmbh Verfahren zur Behandlung von Abwasser
AT411359B (de) * 2002-01-17 2003-12-29 Frey Wilhelm Reinigungsverfahren und reinigungsflüssigkeit für belüfterkörper
CN115417492B (zh) * 2022-08-30 2023-06-20 同济大学建筑设计研究院(集团)有限公司 基于水下视觉的高级氧化系统及控制方法

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 (fr) * 1979-11-12 1981-05-22 Solitaire Produits Entretien F Produit de detartrage et de nettoyage en particulier de surfaces en faience emaillee telles que des cuvettes de w.c.
ES505255A0 (es) * 1980-09-11 1982-06-16 Sterling Drug Inc Un metodo para eliminar incrustaciones de losas porosas de -difusion.
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
GB8324649D0 (en) 1983-10-19
DE3333602C2 (de) 1991-06-06
FI833316L (fi) 1984-03-17
ATA331083A (de) 1990-07-15
DE3333602A1 (de) 1984-03-22
GB2130570A (en) 1984-06-06
CH658044A5 (de) 1986-10-15
SE8304939L (sv) 1984-03-17
FI76061B (fi) 1988-05-31
AT392061B (de) 1991-01-25
IT8348981A1 (it) 1985-03-15
CS248709B2 (en) 1987-02-12
FI76061C (fi) 1989-05-30
GB2130570B (en) 1986-09-17
SE8304939D0 (sv) 1983-09-14
FI833316A0 (fi) 1983-09-16
FR2533207A1 (fr) 1984-03-23
IT8348981A0 (it) 1983-09-15
FR2533207B1 (fr) 1986-09-19
CA1203328A (en) 1986-04-15

Similar Documents

Publication Publication Date Title
FI952431L (fi) 2-propyyliheptanolin alkoksylaatin käyttö
IT1078118B (it) Perfezionamento nel trattamento di fanghi attivati relativi alle acque di rifiuto e apparecchiatura per il suddetto
DE4391418T1 (de) Vorrichtung zur elektrochemischen Behandlung von Wasser
IT1153294B (it) Composizione di antralina migliorata e suo uso nel trattamento di malattie della pelle
DE69221617D1 (de) Aufbereitung von flüssigkeit
IT8047602A0 (it) Trattamento di acque di scarico procedimento e dispositivo per il
IT8012639A0 (it) Dispositivo per il trattamento di frutta ed infruttescenze in particolare per il trattamento di melagra ne e o granadiglie
IT8348981A0 (it) Procedimento per eliminare o prevenire il bloccaggio degli aeratori di fondo nel trattamento delle acque e degli scarichi
ZA837697B (en) Improvements in or relating to the treatment of multi-phase systems
IT1083711B (it) Perfezionamento nei procedimenti per la depurazione disinfezione e neutralizzazione di acque di scarico
IT8621851A1 (it) Apparato per il trattamento magnetico di liquido in condizione di flusso
IT8548663A0 (it) Impiego di acetil l-carnitina nel trattamento terapeutico degli statidi shock
ES545434A0 (es) Dispositivo aireador de fluidos y mas especialmente aireadorde aguas diversas
ATE122206T1 (de) Verminderung und inhibition des gehalts von äthylenthioharnstoff in alkylenbisdithiocarbamaten.
BR8706090A (pt) Dispositivo de tratamento de baixa frequencia orientado para utilizacao no banho
IT1225876B (it) Trattamento con vapor d'acqua di un articolo e apparecchiatura per esso.
IT1083144B (it) Vasca di grandi dimensioni per la depurazione delle acque di rifiuto e torbide
BR8007642A (pt) Tratamento de aguas e efluentes por intermedio do ozonio-oxidacao forcada
IT8215134U1 (it) Rubinetto di scarico per recipienti per il trattamento di sostanze pastose e o liquide
IT8248421A0 (it) Impiego di l-carnitina e di acil-lcarnitine nel trattamento terapeutico delle neoplasie
GB2188312B (en) Improvements in or relating to the treatment of waters
IT8128926V0 (it) Apparecchiatura per doccia e/o idroterapia
ZA831251B (en) Emulsions of liquid hydrocarbons with water and/or alcohols
SE8604881D0 (sv) Alkylglycerolernas effekt vid cancerterapi
FI871737A0 (fi) Kraftanlaeggning med foerbraenning i en fluidiserad baedd.

Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950926