FI944613A - Menetelmä ja laite kaasu-nestekontaktin suorittamiseksi - Google Patents

Menetelmä ja laite kaasu-nestekontaktin suorittamiseksi Download PDF

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Publication number
FI944613A
FI944613A FI944613A FI944613A FI944613A FI 944613 A FI944613 A FI 944613A FI 944613 A FI944613 A FI 944613A FI 944613 A FI944613 A FI 944613A FI 944613 A FI944613 A FI 944613A
Authority
FI
Finland
Prior art keywords
gas
per
openings
shroud
components
Prior art date
Application number
FI944613A
Other languages
English (en)
Swedish (sv)
Other versions
FI944613A0 (fi
Inventor
James W Smith
David Todd Richard Ellenor
John N Harbinson
Original Assignee
Univ Toronto
Apollo Environmental Syst Corp
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 Univ Toronto, Apollo Environmental Syst Corp filed Critical Univ Toronto
Publication of FI944613A0 publication Critical patent/FI944613A0/fi
Publication of FI944613A publication Critical patent/FI944613A/fi

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Classifications

    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D3/00—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances
    • A62D3/30—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents
    • A62D3/38—Processes for making harmful chemical substances harmless or less harmful, by effecting a chemical change in the substances by reacting with chemical agents by oxidation; by combustion
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2427—The feed or discharge opening located at a distant position from the side walls
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2433—Discharge mechanisms for floating particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/24—Feed or discharge mechanisms for settling tanks
    • B01D21/2494—Feed or discharge mechanisms for settling tanks provided with means for the removal of gas, e.g. noxious gas, air
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D21/00—Separation of suspended solid particles from liquids by sedimentation
    • B01D21/26—Separation of sediment aided by centrifugal force or centripetal force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/14—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by absorption
    • B01D53/18—Absorbing units; Liquid distributors therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/46—Removing components of defined structure
    • B01D53/48—Sulfur compounds
    • B01D53/52—Hydrogen sulfide
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34—Chemical or biological purification of waste gases
    • B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77—Liquid phase processes
    • B01D53/78—Liquid phase processes with gas-liquid contact
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23341—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer with tubes surrounding the stirrer
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2334—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer
    • B01F23/23342—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements provided with stationary guiding means surrounding at least partially the stirrer the stirrer being of the centrifugal type, e.g. with a surrounding stator
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2336—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer
    • B01F23/23363—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the location of the place of introduction of the gas relative to the stirrer the gas being introduced above the stirrer
    • 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
    • B01F23/2366—Parts; Accessories
    • B01F23/2368—Mixing receptacles, e.g. tanks, vessels or reactors, being completely closed, e.g. hermetically closed
    • 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
    • B03D1/02—Froth-flotation processes
    • 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
    • B03D1/1443—Feed or discharge mechanisms for flotation tanks
    • B03D1/1462—Discharge mechanisms for the froth
    • 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
    • B03D1/16—Flotation machines with impellers; Subaeration machines
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/02—Preparation of sulfur; Purification
    • C01B17/04—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides
    • C01B17/05—Preparation of sulfur; Purification from gaseous sulfur compounds including gaseous sulfides by wet processes
    • 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
    • C02F3/205—Moving, e.g. rotary, diffusers; Stationary diffusers with moving, e.g. rotary, distributors
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/20—Organic substances
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2101/00—Harmful chemical substances made harmless, or less harmful, by effecting chemical change
    • A62D2101/40—Inorganic substances
    • A62D2101/47—Inorganic substances containing oxygen, sulfur, selenium or tellurium, i.e. chalcogen
    • A—HUMAN NECESSITIES
    • A62—LIFE-SAVING; FIRE-FIGHTING
    • A62D—CHEMICAL MEANS FOR EXTINGUISHING FIRES OR FOR COMBATING OR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS
    • A62D2203/00—Aspects of processes for making harmful chemical substances harmless, or less harmful, by effecting chemical change in the substances
    • A62D2203/10—Apparatus specially adapted for treating harmful chemical agents; Details thereof
    • 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
    • B01F23/233—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements
    • B01F23/2331—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements
    • B01F23/23312—Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids using driven stirrers with completely immersed stirring elements characterised by the introduction of the gas along the axis of the stirrer or along the stirrer elements through a conduit surrounding the stirrer axis
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F27/00—Mixers with rotary stirring devices in fixed receptacles; Kneaders
    • B01F27/05—Stirrers
    • B01F27/11—Stirrers characterised by the configuration of the stirrers
    • B01F27/112—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades
    • B01F27/1125—Stirrers characterised by the configuration of the stirrers with arms, paddles, vanes or blades with vanes or blades extending parallel or oblique to the stirrer axis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/725—Treatment of water, waste water, or sewage by oxidation by catalytic oxidation
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/72—Treatment of water, waste water, or sewage by oxidation
    • C02F1/78—Treatment of water, waste water, or sewage by oxidation with ozone
    • 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)
  • Environmental & Geological Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biomedical Technology (AREA)
  • Toxicology (AREA)
  • Biotechnology (AREA)
  • General Health & Medical Sciences (AREA)
  • Microbiology (AREA)
  • Hydrology & Water Resources (AREA)
  • Water Supply & Treatment (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Inorganic Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Gas Separation By Absorption (AREA)
  • Treating Waste Gases (AREA)
  • Physical Water Treatments (AREA)
  • Treatment Of Water By Oxidation Or Reduction (AREA)
FI944613A 1992-04-03 1994-10-03 Menetelmä ja laite kaasu-nestekontaktin suorittamiseksi FI944613A (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/863,720 US5352421A (en) 1989-12-05 1992-04-03 Method and apparatus for effecting gas-liquid contact
PCT/CA1993/000148 WO1993019836A1 (en) 1992-04-03 1993-04-05 Method and apparatus for effecting gas-liquid contact

Publications (2)

Publication Number Publication Date
FI944613A0 FI944613A0 (fi) 1994-10-03
FI944613A true FI944613A (fi) 1994-11-24

Family

ID=25341641

Family Applications (1)

Application Number Title Priority Date Filing Date
FI944613A FI944613A (fi) 1992-04-03 1994-10-03 Menetelmä ja laite kaasu-nestekontaktin suorittamiseksi

Country Status (10)

Country Link
US (2) US5352421A (fi)
EP (1) EP0633810A1 (fi)
JP (2) JPH07507005A (fi)
KR (1) KR950700782A (fi)
AU (3) AU667093B2 (fi)
CA (1) CA2133454C (fi)
FI (1) FI944613A (fi)
NO (1) NO943651L (fi)
WO (1) WO1993019836A1 (fi)
ZA (1) ZA932464B (fi)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6116582A (en) * 1996-02-19 2000-09-12 Overcraft Oy Mixer for mixing two fluids in a container having a hollow rotor with a pervious portion and a liquid seal covering a non-pervious rotor portion

Families Citing this family (43)

* Cited by examiner, † Cited by third party
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US5531989A (en) 1994-10-28 1996-07-02 Metagenics, Inc. Immunoglobulin and fiber-containing composition for human gastrointestinal health
US6241983B1 (en) 1994-10-28 2001-06-05 Metagenics, Inc. Bacteria-and fiber-containing composition for human gastrointestinal health
US5702648A (en) * 1996-02-16 1997-12-30 Morgan & White Ltd., Pa Corp. Self-contained room air humidifier
JP3564289B2 (ja) * 1997-02-05 2004-09-08 三菱重工業株式会社 脱硫吸収液の処理方法及びその装置
DE19756962A1 (de) 1997-12-20 1999-07-01 Forschungszentrum Juelich Gmbh Flotationsreaktor sowie Verfahren zur Flotation
US6398404B1 (en) * 1998-10-02 2002-06-04 Karasawa Fine Co., Ltd. Method of producing fine particle dispersions
US6451268B1 (en) 1999-04-16 2002-09-17 Minerals Technologies Inc. Method and apparatus for continuous gas liquid reactions
WO2000066982A1 (en) * 1999-05-03 2000-11-09 Baker Hughes Incorporated Oxidative reactor for oxidation of salts
DE10010672C2 (de) * 2000-03-04 2002-11-21 Uts Umwelt Technik Sued Gmbh Biogasanlage zur Fermentation von organischen Stoffen
JP2003047952A (ja) * 2001-08-07 2003-02-18 Azuma Engineering:Kk 地下水浄化装置及び地下水浄化方法
US6461500B1 (en) * 2001-08-31 2002-10-08 Sewage Aeration Systems, Inc. Apparatus for aeration without significant agitation to deplete and biodegrade sludge
GB2406293B (en) * 2003-09-29 2008-05-14 Dynamic Proc Solutions Plc Apparatus for enhancing solubility
FR2868332B1 (fr) 2004-03-31 2006-05-26 Air Liquide Electronics Sys Appareil de traitement d'effluents gazeux
US8146894B2 (en) * 2004-06-21 2012-04-03 Hills Blair H Apparatus for mixing gasses and liquids
JP3872099B2 (ja) * 2004-08-18 2007-01-24 株式会社富喜製作所 液体中に極小気泡を生成する方法及び気泡生成装置
US7232476B2 (en) * 2004-12-28 2007-06-19 Council Of Scientific And Industrial Research Apparatus for scum removal
US8101070B2 (en) * 2005-05-25 2012-01-24 Earth Renaissance Technologies, Llc Wastewater treatment apparatus
JP4787609B2 (ja) * 2005-12-06 2011-10-05 大阪ガスエンジニアリング株式会社 浮上濃縮設備
US8056887B2 (en) * 2006-01-30 2011-11-15 Hills Blair H Apparatus for surface mixing of gasses and liquids
CN100450587C (zh) * 2006-03-30 2009-01-14 国电科技环保集团有限公司 烟气脱硫循环浆液喷淋装置
KR100734926B1 (ko) * 2006-06-30 2007-07-03 이인화 액상 철 킬레이트 촉매를 이용한 황화합물 제거 및 메탄과이산화탄소 분리장치
JP4975409B2 (ja) * 2006-10-16 2012-07-11 花王株式会社 ３級アミンの製造方法
CN101417828B (zh) * 2007-10-26 2011-09-21 余乐 一种处理脱硫废水的方法及系统
CN101417827B (zh) * 2007-10-26 2011-09-21 余乐 一种处理脱硫废水的工艺方法
WO2010078442A2 (en) * 2008-12-30 2010-07-08 Ryncosmos, Llc Toxic substance removal method, toxic substance removal apparatus and mixing and/or bubble generating device adapted for use with the toxic substance removal apparatus
KR101160300B1 (ko) * 2009-12-30 2012-06-28 재단법인 포항산업과학연구원 제철소의 집진수에 함유된 휘발성 유기 화합물의 제거 방법
WO2012102367A1 (ja) * 2011-01-28 2012-08-02 株式会社ニチレイバイオサイエンス 細長い容器内液体の攪拌手段・方法
NL2007305C2 (nl) * 2011-08-26 2013-02-27 Id4Tech B V Beluchter en werkwijze voor het beluchten van een vloeistof.
RU2495724C2 (ru) * 2011-12-22 2013-10-20 Сайнмет Ла, Инкорпорейтед Флотационный аэратор
KR200472852Y1 (ko) * 2012-09-17 2014-05-27 주식회사 대흥전기 하천의 모래 채취용 케이지
KR101399545B1 (ko) * 2012-09-19 2014-05-27 주식회사 대흥전기 하천의 모래 채취 장치
CN102974180A (zh) * 2012-10-08 2013-03-20 苏州久三智能科技有限公司 一种锅炉除尘回收装置
GB2536781B (en) 2013-08-15 2018-10-10 Hatch Ltd Multi-compartment reactor and method for controlling retention time in a multi-compartment reactor
CN103949354B (zh) * 2014-05-06 2016-06-15 博艳萍 一种用于浮选机的翻料器
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NO943651L (no) 1994-12-02
JPH10244122A (ja) 1998-09-14
WO1993019836A1 (en) 1993-10-14
JPH07507005A (ja) 1995-08-03
AU3885093A (en) 1993-11-08
AU5080896A (en) 1996-06-27
US5413765A (en) 1995-05-09
AU667093B2 (en) 1996-03-07
CA2133454C (en) 2001-07-24
NO943651D0 (no) 1994-09-30
EP0633810A1 (en) 1995-01-18
AU679407B2 (en) 1997-06-26
AU678936B2 (en) 1997-06-12
AU5080996A (en) 1996-06-27
FI944613A0 (fi) 1994-10-03
US5352421A (en) 1994-10-04
ZA932464B (en) 1994-10-05
CA2133454A1 (en) 1993-10-14
KR950700782A (ko) 1995-02-20

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