FR2072629A5 - - Google Patents

Info

Publication number
FR2072629A5
FR2072629A5 FR7042938A FR7042938A FR2072629A5 FR 2072629 A5 FR2072629 A5 FR 2072629A5 FR 7042938 A FR7042938 A FR 7042938A FR 7042938 A FR7042938 A FR 7042938A FR 2072629 A5 FR2072629 A5 FR 2072629A5
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7042938A
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Activated Sludge Ltd
Original Assignee
Activated Sludge Ltd
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 Activated Sludge Ltd filed Critical Activated Sludge Ltd
Application granted granted Critical
Publication of FR2072629A5 publication Critical patent/FR2072629A5/fr
Expired legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
    • 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
    • B01F23/2311—Mounting the bubbling devices or the 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
    • 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
    • B01F23/231262—Diffusers characterised by the shape of the diffuser element having disc shape
    • 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
    • B01F23/231263—Diffusers characterised by the shape of the diffuser element having dome-, cap- or inversed cone-shape
    • 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)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Mechanical Engineering (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
FR7042938A 1969-12-24 1970-11-30 Expired FR2072629A5 (cg-RX-API-DMAC10.html)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6297269 1969-12-24

Publications (1)

Publication Number Publication Date
FR2072629A5 true FR2072629A5 (cg-RX-API-DMAC10.html) 1971-09-24

Family

ID=10488670

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7042938A Expired FR2072629A5 (cg-RX-API-DMAC10.html) 1969-12-24 1970-11-30

Country Status (4)

Country Link
US (1) US3733064A (cg-RX-API-DMAC10.html)
DE (1) DE2055625A1 (cg-RX-API-DMAC10.html)
FR (1) FR2072629A5 (cg-RX-API-DMAC10.html)
GB (1) GB1316582A (cg-RX-API-DMAC10.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4288394A (en) * 1978-10-19 1981-09-08 Water Pollution Control Corp. Sewage aeration system
DE3141666C2 (de) * 1981-10-21 1984-11-15 Schumacher'sche Fabrik Gmbh & Co Kg, 7120 Bietigheim-Bissingen Begasungskörper für Klärbecken
US6511054B1 (en) * 2000-10-05 2003-01-28 Truman Green Porous air diffuser for treatment of liquids
DE102010002959A1 (de) * 2010-03-17 2011-09-22 Invent Umwelt-Und Verfahrenstechnik Ag Vorrichtung zum Begasen einer in einem Behandlungsbecken aufgenommenen Suspension
US10105659B2 (en) * 2013-03-15 2018-10-23 Claudius Jaeger Dual control lateral air manifold assembly
USD771771S1 (en) * 2014-11-04 2016-11-15 Triplepoint Environmental LLC Aerator hub and aerator assembly
US11084746B2 (en) * 2017-05-24 2021-08-10 Roberts Marketing De, Inc. Systems for removing sludge from or distributing fluids in sludge or waste collection vessels

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1571826A (en) * 1924-09-09 1926-02-02 John J Wellenhoffer Nursing-bottle holder
US1714329A (en) * 1927-10-05 1929-05-21 Charles D Stevens Nozzle holder
US2281769A (en) * 1940-08-07 1942-05-05 Public Scale Company Leveling device for scales and other objects
US2521474A (en) * 1945-08-17 1950-09-05 Chicago Pump Co Aeration unit and support therefor
US2521454A (en) * 1945-08-17 1950-09-05 Chicago Pump Co Aeration unit and support therefor
US3525685A (en) * 1969-06-25 1970-08-25 Richard N Edwards Intermediate sewage treatment process and means

Also Published As

Publication number Publication date
GB1316582A (en) 1973-05-09
US3733064A (en) 1973-05-15
DE2055625A1 (cg-RX-API-DMAC10.html) 1971-07-15

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Legal Events

Date Code Title Description
CD Change of name or company name
CD Change of name or company name
ST Notification of lapse