FR2699425B1 - Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam. - Google Patents

Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam.

Info

Publication number
FR2699425B1
FR2699425B1 FR9215592A FR9215592A FR2699425B1 FR 2699425 B1 FR2699425 B1 FR 2699425B1 FR 9215592 A FR9215592 A FR 9215592A FR 9215592 A FR9215592 A FR 9215592A FR 2699425 B1 FR2699425 B1 FR 2699425B1
Authority
FR
France
Prior art keywords
injecting
foam
stream
gas
liquid
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.)
Expired - Fee Related
Application number
FR9215592A
Other languages
French (fr)
Other versions
FR2699425A1 (en
Inventor
Michel Saubade
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.)
ODY STE CIVILE RECH
Original Assignee
ODY STE CIVILE RECH
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 ODY STE CIVILE RECH filed Critical ODY STE CIVILE RECH
Priority to FR9215592A priority Critical patent/FR2699425B1/en
Publication of FR2699425A1 publication Critical patent/FR2699425A1/en
Application granted granted Critical
Publication of FR2699425B1 publication Critical patent/FR2699425B1/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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
    • B01F35/71—Feed mechanisms
    • B01F35/717—Feed mechanisms characterised by the means for feeding the components to the mixer
    • B01F35/71805—Feed mechanisms characterised by the means for feeding the components to the mixer using valves, gates, orifices or openings
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/311—Injector mixers in conduits or tubes through which the main component flows for mixing more than two components; Devices specially adapted for generating foam
    • B01F25/3111—Devices specially adapted for generating foam, e.g. air foam
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • 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
    • B01F25/30—Injector mixers
    • B01F25/31—Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow
    • B01F25/31242—Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof characterised by the place of introduction of the main flow the main flow being injected in the central area of the venturi, creating an aspiration in the circumferential part of the conduit
    • 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
    • B01F35/71—Feed mechanisms
    • 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
    • B01F35/71—Feed mechanisms
    • B01F35/712—Feed mechanisms for feeding fluids
    • 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
    • B01F35/75—Discharge mechanisms
    • B01F35/754—Discharge mechanisms characterised by the means for discharging the components from the mixer
    • B01F35/7547—Discharge mechanisms characterised by the means for discharging the components from the mixer using valves, gates, orifices or openings

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Nozzles (AREA)
FR9215592A 1992-12-23 1992-12-23 Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam. Expired - Fee Related FR2699425B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9215592A FR2699425B1 (en) 1992-12-23 1992-12-23 Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9215592A FR2699425B1 (en) 1992-12-23 1992-12-23 Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam.

Publications (2)

Publication Number Publication Date
FR2699425A1 FR2699425A1 (en) 1994-06-24
FR2699425B1 true FR2699425B1 (en) 1995-03-10

Family

ID=9437016

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9215592A Expired - Fee Related FR2699425B1 (en) 1992-12-23 1992-12-23 Device for injecting a gas, in particular air, into a stream of liquid, in particular into a solution intended to foam.

Country Status (1)

Country Link
FR (1) FR2699425B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2757909B1 (en) * 1996-12-30 2000-10-13 Rech Ody Soc Civ De VENTURI DEVICE AND APPLICATION OF SUCH A DEVICE TO A DOSING INSTALLATION
DE10160709B4 (en) * 2001-12-11 2015-12-17 Tpi - Tecnimont Planung Und Industrieanlagenbau Gmbh Apparatus for mixing a gaseous and a liquid component in the supercritical region
AU2015341570A1 (en) 2014-11-07 2017-06-08 Oxy Solutions As Apparatus for dissolving gas into a liquid

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB668760A (en) * 1950-01-03 1952-03-19 Affiliated Gas Equipment Inc Flow mixer
GB802691A (en) * 1955-10-26 1958-10-08 Gaskell & Chambers Ltd Liquids mixing device
GB858653A (en) * 1956-02-28 1961-01-11 Rogor Strange Waddington Apparatus for mixing liquids
GB910188A (en) * 1958-11-25 1962-11-14 Rogor Strange Waddington Fluid handling devices
GB923313A (en) * 1960-04-22 1963-04-10 Lancy Lab An improved apparatus for controlling the mixing of a fluid in the form of a gas with a liquid
FR1405206A (en) * 1961-07-22 1965-07-09 Poirier Pauze & Cie Ets Process for automatically regulating the flow of a pulverulent, pasty or similar product at the outlet of a pump or similar device and device for implementing said process
US4098851A (en) * 1974-02-20 1978-07-04 Erdolchemie Gesellschaft Mit Beschrankter Haftung Device for mixing gases and liquids
DE2524456A1 (en) * 1975-06-03 1976-12-16 Vox Lumatic Gmbh Mixer for injecting additives into compressed air - e.g. lubricant, cleaning or defrosting liqs. for air driven tools
US4041981A (en) * 1976-04-28 1977-08-16 Fischer & Porter Co. Ejector assembly
HU185090B (en) * 1982-02-25 1984-11-28 Debreceni Mezoegazdasagi Foam forming head, control apparatus as well as device from these first for agricultural row marking by foam

Also Published As

Publication number Publication date
FR2699425A1 (en) 1994-06-24

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Legal Events

Date Code Title Description
CL Concession to grant licences
TP Transmission of property
ST Notification of lapse

Effective date: 20110831