CH578888A5 - - Google Patents

Info

Publication number
CH578888A5
CH578888A5 CH718774A CH718774A CH578888A5 CH 578888 A5 CH578888 A5 CH 578888A5 CH 718774 A CH718774 A CH 718774A CH 718774 A CH718774 A CH 718774A CH 578888 A5 CH578888 A5 CH 578888A5
Authority
CH
Switzerland
Application number
CH718774A
Original Assignee
Hoechst 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
Priority claimed from DE19732345405 external-priority patent/DE2345405C3/de
Application filed by Hoechst Ag filed Critical Hoechst Ag
Publication of CH578888A5 publication Critical patent/CH578888A5/xx

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
    • B01F23/23126—Diffusers characterised by the shape of the diffuser element
    • B01F23/231261—Diffusers characterised by the shape of the diffuser element having a box- or block-shape, being in the form of aeration stones
    • 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)
  • 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)
  • Chemical Kinetics & Catalysis (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Gas Separation By Absorption (AREA)
CH718774A 1973-09-08 1974-05-27 CH578888A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19732345405 DE2345405C3 (de) 1973-09-08 Vorrichtung zum Eintragen von sauerstoffhaltigen Gasen in Abwässer

Publications (1)

Publication Number Publication Date
CH578888A5 true CH578888A5 (de) 1976-08-31

Family

ID=5892048

Family Applications (1)

Application Number Title Priority Date Filing Date
CH718774A CH578888A5 (de) 1973-09-08 1974-05-27

Country Status (9)

Country Link
US (1) US3926810A (de)
JP (1) JPS5056055A (de)
AT (1) AT329466B (de)
BE (1) BE817022A (de)
CH (1) CH578888A5 (de)
FR (1) FR2243157A1 (de)
GB (1) GB1445214A (de)
NL (1) NL7408699A (de)
SE (1) SE393794B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2505848A1 (de) * 1975-02-12 1976-09-02 Kraftwerk Union Ag Abblaseeinrichtung fuer dampfkraftwerke
DE2721871C2 (de) * 1977-05-14 1987-01-02 Bayer Ag, 5090 Leverkusen Tauchsicherung gegen Rückzünden in explosiblen Gasströmen
US4891171A (en) * 1986-09-19 1990-01-02 Automatic Liquid Packaging, Inc. Humidifier container
US5000884A (en) * 1988-10-08 1991-03-19 Envicon Luft- Und Wassertechnik Gmbh & Co. Kg Aeration installation
DE8905555U1 (de) * 1989-05-03 1989-06-22 Gebhardt Fördertechnik GmbH, 74889 Sinsheim Bausatz zum Nachrüsten von Staurollenförderern
JP2762372B2 (ja) * 1989-11-17 1998-06-04 株式会社小松製作所 微細気泡発生装置
DE4106527A1 (de) * 1991-03-01 1992-09-03 Hoechst Ag Vorrichtung zur begasung von abwaessern
US5863472A (en) * 1995-08-15 1999-01-26 Jones; Warren H. Air-diffusion apparatus
US8020839B2 (en) * 2006-12-08 2011-09-20 Prototype Advancement Llc Modular systems and methods for fluid dispersion
DE102010002959A1 (de) * 2010-03-17 2011-09-22 Invent Umwelt-Und Verfahrenstechnik Ag Vorrichtung zum Begasen einer in einem Behandlungsbecken aufgenommenen Suspension
USD1015481S1 (en) 2022-01-06 2024-02-20 Wholesale Septic Supplies, LLC Articulating diffuser

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US803068A (en) * 1904-09-26 1905-10-31 Pierre Plantinga Gas-purifying apparatus.
US1642051A (en) * 1925-07-28 1927-09-13 Wall Harold Aerator for flotation ore separators
US1873843A (en) * 1929-03-18 1932-08-23 Gen Engineering Co Porous medium for aerating apparatus
US2770319A (en) * 1954-08-05 1956-11-13 Goodman Mfg Co Dust separator
BE599685A (de) * 1960-02-06
US3315895A (en) * 1965-02-05 1967-04-25 Fmc Corp Diffuser tube
US3424443A (en) * 1967-04-11 1969-01-28 Water Pollution Control Corp Apparatus for diffusing gas into a liquid
US3432154A (en) * 1967-11-29 1969-03-11 Martin Hermann Danjes Sewage water aeration device

Also Published As

Publication number Publication date
BE817022A (fr) 1974-12-30
GB1445214A (en) 1976-08-04
NL7408699A (nl) 1975-03-11
SE7408509L (de) 1975-03-10
DE2345405B2 (de) 1975-09-04
ATA530174A (de) 1975-07-15
AT329466B (de) 1976-05-10
JPS5056055A (de) 1975-05-16
FR2243157A1 (de) 1975-04-04
DE2345405A1 (de) 1975-04-17
US3926810A (en) 1975-12-16
SE393794B (sv) 1977-05-23

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Legal Events

Date Code Title Description
PL Patent ceased