ZA815977B - Device for exposing a liquid or a liquid/solid mixture to gas - Google Patents

Device for exposing a liquid or a liquid/solid mixture to gas

Info

Publication number
ZA815977B
ZA815977B ZA815977A ZA815977A ZA815977B ZA 815977 B ZA815977 B ZA 815977B ZA 815977 A ZA815977 A ZA 815977A ZA 815977 A ZA815977 A ZA 815977A ZA 815977 B ZA815977 B ZA 815977B
Authority
ZA
South Africa
Prior art keywords
liquid
exposing
gas
solid mixture
mixture
Prior art date
Application number
ZA815977A
Inventor
Albert Bahr
Hans Luedke
Friedrich Wilhelm Mehrhoff
Karl Legner
Original Assignee
Bergwerksverband Gmbh
Ruhrkohle 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 Bergwerksverband Gmbh, Ruhrkohle Ag filed Critical Bergwerksverband Gmbh
Publication of ZA815977B publication Critical patent/ZA815977B/en

Links

Classifications

    • 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
    • C02F3/201—Perforated, resilient plastic diffusers, e.g. membranes, sheets, foils, tubes, hoses
    • 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
    • B01F23/231265—Diffusers characterised by the shape of the diffuser element being tubes, tubular elements, cylindrical elements or set of tubes
    • 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
    • B01F25/313—Injector mixers in conduits or tubes through which the main component flows wherein additional components are introduced in the centre of the conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/20—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium
    • B01J8/22—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles with liquid as a fluidising medium gas being introduced into the liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
    • B03D—FLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00—Flotation
    • B03D1/14—Flotation machines
    • B03D1/24—Pneumatic
    • B03D1/245—Injecting gas through perforated or porous area
    • 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
    • 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
ZA815977A 1981-03-24 1981-08-28 Device for exposing a liquid or a liquid/solid mixture to gas ZA815977B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3111500 1981-03-24

Publications (1)

Publication Number Publication Date
ZA815977B true ZA815977B (en) 1982-09-29

Family

ID=6128134

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA815977A ZA815977B (en) 1981-03-24 1981-08-28 Device for exposing a liquid or a liquid/solid mixture to gas

Country Status (6)

Country Link
JP (1) JPS57184423A (en)
AU (1) AU551652B2 (en)
DE (1) DE3204415C2 (en)
GB (1) GB2095123B (en)
SE (1) SE8104198L (en)
ZA (1) ZA815977B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1262722A (en) * 1984-06-20 1989-11-07 Lawrence Marvin Litz Process for dispersing one fluid in another
DE3918213A1 (en) * 1989-06-03 1990-12-06 Dorfner Gmbh & Co Kaolin Und K Sepn. of solid particles suspended in liq. - involves tank with inlet pipe with curved guide vanes
DE4126397C2 (en) * 1991-08-09 1994-06-23 Europ Chemical Ind Method and device for foam generation
DE4210571C1 (en) * 1992-03-12 1993-09-16 Dieter 8500 Nuernberg De Hompf
US5583240A (en) * 1993-03-02 1996-12-10 Sri International Exothermic process with porous means to control reaction rate and exothermic heat
FR2733699B1 (en) * 1995-05-05 1997-06-20 Air Liquide DEVICE FOR INJECTING A GAS INSIDE A FLOWING LIQUID
EA039415B1 (en) * 2017-07-17 2022-01-25 Тунра Лтд. Apparatus and method of feeding a feed slurry into a separating device
CN108607692A (en) * 2018-05-25 2018-10-02 河南东大科技股份有限公司 A kind of low-grade bauxite ore dressing flotation bubble generator
CN115990569B (en) * 2023-02-14 2024-01-16 绍兴毅龙镭射科技有限公司 Film coating feeding mechanism and coating production process

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947525A (en) * 1951-09-15 1960-08-02 Fmc Corp Diffuser tube
DE2420482A1 (en) * 1974-04-27 1975-11-13 Bergwerksverband Gmbh METHOD AND SYSTEM FOR FLOTATION

Also Published As

Publication number Publication date
AU8076082A (en) 1984-05-10
JPS57184423A (en) 1982-11-13
SE8104198L (en) 1982-09-25
DE3204415A1 (en) 1982-10-07
GB2095123B (en) 1985-04-03
DE3204415C2 (en) 1986-06-26
GB2095123A (en) 1982-09-29
AU551652B2 (en) 1986-05-08

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