FR2016925A1 - Mixing gases and fluids - Google Patents

Mixing gases and fluids

Info

Publication number
FR2016925A1
FR2016925A1 FR6927503A FR6927503A FR2016925A1 FR 2016925 A1 FR2016925 A1 FR 2016925A1 FR 6927503 A FR6927503 A FR 6927503A FR 6927503 A FR6927503 A FR 6927503A FR 2016925 A1 FR2016925 A1 FR 2016925A1
Authority
FR
France
Prior art keywords
fluids
mixing gases
mixing
gases
mixture
Prior art date
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.)
Withdrawn
Application number
FR6927503A
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.)
MIEJSKIE PRZED
Original Assignee
MIEJSKIE PRZED
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 PL128613A external-priority patent/PL63225B1/pl
Application filed by MIEJSKIE PRZED filed Critical MIEJSKIE PRZED
Publication of FR2016925A1 publication Critical patent/FR2016925A1/en
Withdrawn legal-status Critical Current

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
    • C02F3/1278—Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294—"Venturi" aeration means
    • 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
    • B01F23/232—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles
    • B01F23/2323—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits
    • B01F23/23231—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using flow-mixing means for introducing the gases, e.g. baffles by circulating the flow in guiding constructions or conduits being at least partially immersed in the liquid, e.g. in a closed circuit
    • 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
    • B01F23/40—Mixing liquids with liquids; Emulsifying
    • B01F23/45—Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454—Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20—Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21—Jet mixers, i.e. mixers using high-speed fluid streams with submerged injectors, e.g. nozzles, for injecting high-pressure jets into a large volume or into mixing chambers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • B01F25/53—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle in which the mixture is discharged from and reintroduced into a receptacle through a recirculation tube, into which an additional component is introduced
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00—Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/50—Circulation mixers, e.g. wherein at least part of the mixture is discharged from and reintroduced into a receptacle
    • 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)
  • Accessories For Mixers (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)

Abstract

Particularly the mixing of ozonised air with water, in a vertical column by first increasing the flow velocity of the mixture or liquid and reducing this again after mixing.
FR6927503A 1968-08-12 1969-08-11 Mixing gases and fluids Withdrawn FR2016925A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL128613A PL63225B1 (en) 1968-08-12

Publications (1)

Publication Number Publication Date
FR2016925A1 true FR2016925A1 (en) 1970-05-15

Family

ID=19950114

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6927503A Withdrawn FR2016925A1 (en) 1968-08-12 1969-08-11 Mixing gases and fluids

Country Status (2)

Country Link
DE (1) DE1940458B2 (en)
FR (1) FR2016925A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2376642A (en) * 2001-06-21 2002-12-24 Claude Dyson Surface with changes in gradient for gasifying a liquid

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE360571B (en) * 1971-02-09 1973-10-01 Electrolux Ab
NO136638C (en) * 1974-11-20 1977-10-12 Patents & Dev As VERTICAL WIRE DEVICE (DROP-LINE)
US4007921A (en) * 1976-01-19 1977-02-15 The Dow Chemical Company Apparatus for mixing dry particles with a liquid
DE2634496C2 (en) * 1976-07-31 1985-10-17 Bayer Ag, 5090 Leverkusen Injector for gassing a liquid
FR2436865A1 (en) * 1978-09-22 1980-04-18 Renault REMOTE GASOLINE DOOR CONVICTION DEVICE
FR2550469B1 (en) * 1983-08-09 1985-10-04 Alsthom Atlantique MICROBUBBLE INJECTOR
ATE149876T1 (en) * 1992-07-09 1997-03-15 Tech Resources Pty Ltd REACTOR
FR2905608B1 (en) 2006-09-08 2008-11-14 Degremont Sa METHOD AND INSTALLATION FOR CONTACTING OZONE IN A FLOW OF LIQUID, ESPECIALLY DRINKING WATER OR WASTEWATER.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2376642A (en) * 2001-06-21 2002-12-24 Claude Dyson Surface with changes in gradient for gasifying a liquid
GB2376642B (en) * 2001-06-21 2005-02-02 Claude Dyson Improved method and apparatus for gasifying a liquid
US7121534B2 (en) 2001-06-21 2006-10-17 Dyhaw Limited Method and apparatus for gasifying a liquid

Also Published As

Publication number Publication date
DE1940458A1 (en) 1970-05-14
DE1940458B2 (en) 1972-02-17

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Legal Events

Date Code Title Description
ST Notification of lapse