ATA93285A - METHOD AND DEVICE FOR CLEANING VENTILATION CANDLES - Google Patents

METHOD AND DEVICE FOR CLEANING VENTILATION CANDLES

Info

Publication number
ATA93285A
ATA93285A AT93285A AT93285A ATA93285A AT A93285 A ATA93285 A AT A93285A AT 93285 A AT93285 A AT 93285A AT 93285 A AT93285 A AT 93285A AT A93285 A ATA93285 A AT A93285A
Authority
AT
Austria
Prior art keywords
cleaning ventilation
candles
ventilation candles
cleaning
ventilation
Prior art date
Application number
AT93285A
Other languages
German (de)
Other versions
AT391855B (en
Inventor
Waelti Dipl Ing Schmitt
Richard Hofbeck
Original Assignee
Didier Werke Ag
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 Didier Werke Ag filed Critical Didier Werke Ag
Publication of ATA93285A publication Critical patent/ATA93285A/en
Application granted granted Critical
Publication of AT391855B publication Critical patent/AT391855B/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
    • C02F3/20—Activated sludge processes using diffusers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00—Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20—Mixing gases with liquids
    • B01F23/23—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105—Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312—Diffusers
    • B01F23/23123—Diffusers consisting of rigid porous or perforated material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F35/00—Accessories for mixers; Auxiliary operations or auxiliary devices; Parts or details of general application
    • B01F35/10—Maintenance of mixers
    • B01F35/145—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means
    • B01F35/1452—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids
    • B01F35/1453—Washing or cleaning mixers not provided for in other groups in this subclass; Inhibiting build-up of material on machine parts using other means using fluids by means of jets of fluid, e.g. air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B13/00—Machines or plants for applying liquids or other fluent materials to surfaces of objects or other work by spraying, not covered by groups B05B1/00 - B05B11/00
    • B05B13/02—Means for supporting work; Arrangement or mounting of spray heads; Adaptation or arrangement of means for feeding work
    • 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)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Cleaning In General (AREA)
AT0093285A 1984-04-03 1985-03-28 METHOD AND DEVICE FOR CLEANING VENTILATION CANDLES AT391855B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3412394A DE3412394C1 (en) 1984-04-03 1984-04-03 Process and apparatus for cleaning aeration tubes

Publications (2)

Publication Number Publication Date
ATA93285A true ATA93285A (en) 1990-06-15
AT391855B AT391855B (en) 1990-12-10

Family

ID=6232476

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0093285A AT391855B (en) 1984-04-03 1985-03-28 METHOD AND DEVICE FOR CLEANING VENTILATION CANDLES

Country Status (3)

Country Link
AT (1) AT391855B (en)
DE (1) DE3412394C1 (en)
NL (1) NL8500567A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3620728A1 (en) * 1986-06-20 1987-12-23 Bayer Ag DEVICE AND METHOD FOR BIOLOGICAL EXHAUST AIR AND WASTE WATER TREATMENT

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2686139A (en) * 1949-12-29 1954-08-10 Chicago Pump Co Method for cleaning diffuser tubes

Also Published As

Publication number Publication date
DE3412394C1 (en) 1985-11-07
AT391855B (en) 1990-12-10
NL8500567A (en) 1985-11-01

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Legal Events

Date Code Title Description
ELJ Ceased due to non-payment of the annual fee
EEIH Change in the person of patent owner