IT8224115A0 - Iniettore con una zona di restringimento di un tubo miscleatore disposto dopo detta zona particolarmente per la gasazione di sospensioni - Google Patents

Iniettore con una zona di restringimento di un tubo miscleatore disposto dopo detta zona particolarmente per la gasazione di sospensioni

Info

Publication number
IT8224115A0
IT8224115A0 IT8224115A IT2411582A IT8224115A0 IT 8224115 A0 IT8224115 A0 IT 8224115A0 IT 8224115 A IT8224115 A IT 8224115A IT 2411582 A IT2411582 A IT 2411582A IT 8224115 A0 IT8224115 A0 IT 8224115A0
Authority
IT
Italy
Prior art keywords
area
gasing
injector
suspensions
pipe arrangement
Prior art date
Application number
IT8224115A
Other languages
English (en)
Other versions
IT1191065B (it
Inventor
Schweiss Peter
Dorflinger Hans Dieter
Original Assignee
Voith Gmbh J M
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 Voith Gmbh J M filed Critical Voith Gmbh J M
Publication of IT8224115A0 publication Critical patent/IT8224115A0/it
Application granted granted Critical
Publication of IT1191065B publication Critical patent/IT1191065B/it

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/02Aerobic processes
    • C02F3/12Activated sludge processes
    • C02F3/1278Provisions for mixing or aeration of the mixed liquor
    • C02F3/1294"Venturi" aeration means
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/231Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids by bubbling
    • B01F23/23105Arrangement or manipulation of the gas bubbling devices
    • B01F23/2312Diffusers
    • B01F23/23121Diffusers having injection means, e.g. nozzles with circumferential outlet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • B01F23/232Mixing 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
    • B01F23/2323Mixing 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
    • B01F23/23231Mixing 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/40Mixing liquids with liquids; Emulsifying
    • B01F23/45Mixing liquids with liquids; Emulsifying using flow mixing
    • B01F23/454Mixing liquids with liquids; Emulsifying using flow mixing by injecting a mixture of liquid and gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/20Jet mixers, i.e. mixers using high-speed fluid streams
    • B01F25/21Jet 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
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/305Injector mixers the additional component being axially fed and radially discharged through a circumferential outlet
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/30Injector mixers
    • B01F25/31Injector mixers in conduits or tubes through which the main component flows
    • B01F25/312Injector mixers in conduits or tubes through which the main component flows with Venturi elements; Details thereof
    • B01F25/3124Injector 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
    • B01F25/31241Injector 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 circumferential area of the venturi, creating an aspiration in the central part of the conduit
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40Static mixers
    • B01F25/45Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F25/00Flow mixers; Mixers for falling materials, e.g. solid particles
    • B01F25/40Static mixers
    • B01F25/45Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads
    • B01F25/452Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces
    • B01F25/4521Mixers in which the materials to be mixed are pressed together through orifices or interstitial spaces, e.g. between beads characterised by elements provided with orifices or interstitial spaces the components being pressed through orifices in elements, e.g. flat plates or cylinders, which obstruct the whole diameter of the tube
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/14Flotation machines
    • B03D1/1406Flotation machines with special arrangement of a plurality of flotation cells, e.g. positioning a flotation cell inside another
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/14Flotation machines
    • B03D1/1412Flotation machines with baffles, e.g. at the wall for redirecting settling solids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/14Flotation machines
    • B03D1/1443Feed or discharge mechanisms for flotation tanks
    • B03D1/1462Discharge mechanisms for the froth
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/14Flotation machines
    • B03D1/24Pneumatic
    • B03D1/242Nozzles for injecting gas into the flotation tank
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/14Flotation machines
    • B03D1/24Pneumatic
    • B03D1/247Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
    • DTEXTILES; PAPER
    • D21PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21FPAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00Wet end of machines for making continuous webs of paper
    • D21F1/66Pulp catching, de-watering, or recovering; Re-use of pulp-water
    • D21F1/70Pulp catching, de-watering, or recovering; Re-use of pulp-water by flotation
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F23/00Mixing according to the phases to be mixed, e.g. dispersing or emulsifying
    • B01F23/20Mixing gases with liquids
    • B01F23/23Mixing gases with liquids by introducing gases into liquid media, e.g. for producing aerated liquids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B03SEPARATION 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
    • B03DFLOTATION; DIFFERENTIAL SEDIMENTATION
    • B03D1/00Flotation
    • B03D1/08Subsequent treatment of concentrated product
    • B03D1/082Subsequent treatment of concentrated product of the froth product, e.g. washing
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/10Biological treatment of water, waste water, or sewage
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S261/00Gas and liquid contact apparatus
    • Y10S261/75Flowing liquid aspirates gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Dispersion Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Microbiology (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Nozzles (AREA)
  • Paper (AREA)
  • Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
  • Physical Water Treatments (AREA)
IT2411582A 1981-11-07 1982-11-08 Iniettore con una zona di restringimento di un tubo miscelatore disposto dopo detta zona particolarmente per la gasazione di sospensioni IT1191065B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3144386A DE3144386C2 (de) 1981-11-07 1981-11-07 Injektorflotationsapparat

Publications (2)

Publication Number Publication Date
IT8224115A0 true IT8224115A0 (it) 1982-11-08
IT1191065B IT1191065B (it) 1988-02-24

Family

ID=6145938

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2411582A IT1191065B (it) 1981-11-07 1982-11-08 Iniettore con una zona di restringimento di un tubo miscelatore disposto dopo detta zona particolarmente per la gasazione di sospensioni

Country Status (11)

Country Link
US (1) US4477341A (it)
JP (1) JPS5888062A (it)
AT (1) ATA336782A (it)
BE (1) BE894940A (it)
BR (1) BR6201536U (it)
DE (1) DE3144386C2 (it)
FI (1) FI69969C (it)
FR (1) FR2515987A1 (it)
GB (1) GB2108858B (it)
IT (1) IT1191065B (it)
SE (1) SE446377B (it)

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2550469B1 (fr) * 1983-08-09 1985-10-04 Alsthom Atlantique Injecteur de microbulles
US4659521A (en) * 1985-03-29 1987-04-21 Phillips Petroleum Company Method for condensing a gas in a liquid medium
DE3526576A1 (de) * 1985-07-25 1987-02-05 Voith Gmbh J M Flotationsgrossbehaelter
US4720360A (en) * 1986-02-10 1988-01-19 Enviroquip, Inc. Diffused aeration system
DE3614933C1 (de) * 1986-05-02 1987-10-22 Voith Gmbh J M Flotationsbehaelter oder -zelle
DE3789795T2 (de) * 1986-09-25 1994-11-24 Univ Newcastle Res Ass Säulenflotationsverfahren und -vorrichtung.
AU677542B2 (en) * 1986-09-25 1997-04-24 University Of Newcastle Research Associates Limited, The Improved column flotation method and apparatus
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
DE8701636U1 (it) * 1987-02-04 1987-03-19 J.M. Voith Gmbh, 7920 Heidenheim, De
DE3717947A1 (de) * 1987-05-27 1989-02-16 Weiss Rosemarie Verfahren und vorrichtung zur konzentrierung von stoffen aus fluessigkeiten
JPH06500260A (ja) * 1990-08-27 1994-01-13 ザ・ユニバーシティ・オブ・ニューキャッスル・リサーチ・アソシエイツ・リミテッド 液体の曝気
DE4116645A1 (de) * 1991-05-22 1992-11-26 Kloeckner Humboldt Deutz Ag Vorrichtung zur durchfuehrung einer pneumatischen flotation
DE4116916C2 (de) * 1991-05-24 1994-09-22 Escher Wyss Gmbh Flotationseinrichtung zur Störstoff- insbesondere Druckfarbenentfernung aus Altpapiersuspensionen
GB9213513D0 (en) * 1992-06-25 1992-08-12 Thames Water Utilities A nozzle
DE4224047C2 (de) * 1992-07-21 1998-03-26 Anton Felder Vorrichtung und Verfahren zur zentrischen Beschickung von Rundsandfängen und Sandklassierern in Rundbauweise
US5378355A (en) * 1992-12-04 1995-01-03 Water Pollution Control Corporation Direct delivery in-situ diffuser cleaning
DE4309918C2 (de) * 1993-03-26 1994-09-15 Voith Gmbh J M Flotationszelle mit einem Injektor
FI105212B (fi) * 1994-12-02 2000-06-30 Enso Gutzeit Oy Flotaatiolaitteisto sekä menetelmä musteen ja painovärien siistaamiseksi
US5529190A (en) * 1995-02-06 1996-06-25 Ahlstrom Machinery, Inc. Gas sparged hydrocyclone with foam separating vessel
US5645771A (en) * 1995-09-21 1997-07-08 The Boc Group, Inc. Gas injection apparatus and method having application to gold leaching
US5876639A (en) * 1997-03-06 1999-03-02 Flow-Rite Controls, Ltd. Livewell and baitwell aerator
AU9613498A (en) * 1997-12-09 1999-07-01 Multotec Process Equipment (Pty) Ltd A method and apparatus for aeration of liquids or slurries
GB2349101A (en) * 1999-02-25 2000-10-25 Redrock Eng Ltd An animal slurry pump feeds slurry to a venturi to which air is drawn or supplied
AT411155B (de) * 2002-03-27 2003-10-27 Andritz Ag Maschf Vorrichtung zum abtrennen von feststoffen aus flüssigkeiten mittels flotation
GB0217807D0 (en) * 2002-08-01 2002-09-11 Axsia Serck Baker Ltd A gas eductor induced gas floation separator
US20040251566A1 (en) * 2003-06-13 2004-12-16 Kozyuk Oleg V. Device and method for generating microbubbles in a liquid using hydrodynamic cavitation
CA2596329C (en) * 2005-02-01 2015-07-14 The University Of Newcastle Research Associates Limited Method and apparatus for contacting bubbles and particles in a flotation separation system
FI122973B (fi) * 2005-06-17 2012-09-28 Metso Paper Inc Flotaatiokennon injektori, flotaatiokennon injektorin suutinosa ja menetelmä kuitususpensiovirtauksen ja ilman sekoittamiseksi toisiinsa flotaatiokennon injektorissa
US20090250383A1 (en) * 2005-12-06 2009-10-08 Michael Francis Young Flotation Method
US7562777B1 (en) 2006-06-12 2009-07-21 Narayanasamy Seenivasan Flotation cell injector assembly for use with open or closed flotation deinking modules for recycled paper
US7544271B1 (en) 2006-06-12 2009-06-09 Narayanasamy Seenivasan Open flotation de-inking module for recycled paper
US7537674B1 (en) 2006-06-12 2009-05-26 Narayanasamy Seenivasan Closed floatation de-inking module for recycled paper
FI119598B (fi) * 2007-04-05 2009-01-15 Metso Paper Inc Flotaatiokennon injektori
DE102008056040A1 (de) 2008-11-05 2010-05-06 Voith Patent Gmbh Verfahren zur Entfernung von Störstoffen aus einer wässrigen Papierfasersuspension durch Flotation sowie Vorrichtung zu seiner Durchführung
DE102008056506A1 (de) * 2008-11-08 2010-05-12 Voith Patent Gmbh Mischvorrichtung
CN101439315B (zh) * 2008-12-17 2013-03-13 中国铝业股份有限公司 一种无传动浮选槽
DE102008064271A1 (de) * 2008-12-20 2010-07-01 Voith Patent Gmbh Verfahren zur Entfernung von Feststoffen aus einer Fasersuspension durch Flotation sowie Flotationsvorrichtung zu seiner Durchführung
US8387957B2 (en) * 2009-01-29 2013-03-05 Aqua-Aerobic Systems, Inc. Downflow mixers with gas injection devices and/or baffles
DE102009040318A1 (de) * 2009-09-05 2011-03-10 Voith Patent Gmbh Verfahren zur Entfernung von Störstoffen aus einer Fasersuspension durch Flotation sowie Flotationsvorrichtung zu seiner Durchführung
DK177387B1 (en) 2010-04-12 2013-03-04 Schlumberger Norge As A flotation unit for purifying water, such as a CFU (Compact Flotation Unit)
NL1040442C2 (nl) 2013-10-13 2015-04-14 Technologies Holding B V D Inrichting en werkwijze voor het persen van organisch materiaal uit afval.
US10029219B2 (en) * 2013-10-23 2018-07-24 Earth Re Pure Inc. Microbubble generating device and contaminated water purifying system provided with microbubble generating device
DK3215464T3 (da) * 2014-11-07 2023-03-27 Anaergia Inc Ammoniakstripper
US10589237B2 (en) * 2015-09-28 2020-03-17 Hamilton Sundstrand Corporation Systems and methods for gas disposal
US10829392B2 (en) 2015-10-29 2020-11-10 DOOSAN Heavy Industries Construction Co., LTD Dissolved air flotation system
CN106269295A (zh) * 2016-09-05 2017-01-04 洛阳豫鹭矿业有限责任公司 一种浮选柱
RU2638600C1 (ru) * 2016-09-20 2017-12-14 федеральное государственное бюджетное образовательное учреждение высшего образования "Иркутский национальный исследовательский технический университет" (ФГБОУ ВО "ИРНИТУ") Устройство флотационного разделения смеси нано- и микроструктур
CN114832667B (zh) * 2022-04-25 2023-01-24 山东鑫晟生物技术股份有限公司 一种硫酸软骨素生产用脱色装置及其使用方法

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1279040A (en) * 1916-06-28 1918-09-17 Carl C Thomas Method and apparatus for concentrating ores by flotation.
DE342528C (de) * 1920-10-27 1921-10-19 Walter Ortmann Haekelschiffchen
DE676975C (de) * 1934-12-15 1939-06-16 Cesag Central Europaeische Sch Schaumflotationsapparat mit serienweiser Anordnung von durch Querwaende getrennten kombinierten Ruehrwerks- und Schaumzellen mit Unterluftzufuehrung
DE810146C (de) * 1949-06-01 1951-08-06 Ingenioers N Fliesberg Aktiebo Flotationsapparat fuer Trueben mit unter Druck geloestem Gas, die eine Duese durchstroemen
NL283530A (it) * 1961-08-19
US3342331A (en) * 1965-05-24 1967-09-19 Maxwell John Russell Flotation machine
US3640516A (en) * 1970-03-18 1972-02-08 Metaframe Corp Aerating device
US3722679A (en) * 1970-09-24 1973-03-27 L Logue Method and means for froth flotation concentration utilizing an aerator having a venturi passage
FR2201121A1 (en) * 1972-10-02 1974-04-26 Jarrin Andre Flow mixing device - for liqs. and a gas, esp for treatment of polluted water
NO136638C (no) * 1974-11-20 1977-10-12 Patents & Dev As Anordning ved vertikal ledning (drop-line)
US4110210A (en) * 1975-06-02 1978-08-29 Envirotech Corporation Dispersed gas flotation process
US4198359A (en) * 1976-07-26 1980-04-15 Todd John J Apparatus for gasification of liquids
DE2634496C2 (de) * 1976-07-31 1985-10-17 Bayer Ag, 5090 Leverkusen Injektor zur Begasung einer Flüssigkeit
AT351455B (de) * 1976-11-03 1979-07-25 Neusiedler Ag Vorrichtung zur halb- oder vollautomatischen ermittlung und steuerung der optimalen zusatz- geschwindigkeit und des optimalen ausstroem- druckes einer unter druck erzeugten loesung eines gases in einer fluessigkeit zu einer in einem rohrsystem stroemenden fluessigkeit
AU515490B2 (en) * 1977-04-29 1981-04-09 Envirotech Corporation Process for clarifying liquids by flocculation
US4179375A (en) * 1978-08-11 1979-12-18 Smith Alvin J Aeration of waste in septic tank
US4255262A (en) * 1979-03-26 1981-03-10 U.S. Filter Corporation Hydraulic powered mixing apparatus
US4267052A (en) * 1979-12-10 1981-05-12 Chang Shih Chih Aeration method and apparatus
DE3005815C2 (de) * 1980-02-16 1982-09-23 J.M. Voith Gmbh, 7920 Heidenheim Vorrichtung zum Deinken von Altpapier

Also Published As

Publication number Publication date
IT1191065B (it) 1988-02-24
GB2108858B (en) 1986-02-12
FI69969C (fi) 1986-09-12
SE8206273D0 (sv) 1982-11-04
BE894940A (fr) 1983-03-01
JPS5888062A (ja) 1983-05-26
GB2108858A (en) 1983-05-25
FR2515987A1 (fr) 1983-05-13
DE3144386A1 (de) 1983-05-19
ATA336782A (de) 1987-08-15
FI823770A0 (fi) 1982-11-03
DE3144386C2 (de) 1983-12-29
BR6201536U (pt) 1984-06-12
US4477341A (en) 1984-10-16
SE8206273L (sv) 1983-05-08
FI69969B (fi) 1986-01-31
FI823770L (fi) 1983-05-08
SE446377B (sv) 1986-09-08

Similar Documents

Publication Publication Date Title
IT8224115A0 (it) Iniettore con una zona di restringimento di un tubo miscleatore disposto dopo detta zona particolarmente per la gasazione di sospensioni
IT1211252B (it) Dispositivo per l accoppiamento di tubi
DK577284A (da) Indsproejtningsledningsforbindelse
GB2125502B (en) Pipe coupling
IT8521099A0 (it) Accoppiamento rilasciabile per tubature o tubi.
BE893595A (fr) Godet emboitable a paroi a ressauts
ES295989Y (es) Acoplamiento de manguera
ATA901684A (de) Rohrverbindung
GB2123105B (en) Pipe coupling
ES544366A0 (es) Disposicion de union del orificio de entrega de una cosecha-dora
GB2127509B (en) Pipe coupling
GB2131903B (en) Pipe coupling
DE3570615D1 (en) Device for the inside welding of pipe manifolds
ES542104A0 (es) Un transformador con facilidad de montaje del nucleo
IT1153344B (it) Procedimento per la fabbricazione di un tubo composito
AT386667B (de) Rohrverbindung
DE3469315D1 (de) Conduit coupling
ATA98083A (de) Rohrverbindung
IT1176658B (it) Tubo con manicotto di collegamento incorporato
DE3272074D1 (en) Corrosion-restistant pipe coupling structures
ATA413184A (de) Rohrverbindung
IT1173342B (it) Dispositivo di attacco rapido per tubazioni
AT388985B (de) Rohrverbindung
NO175389C (no) Rörkopling
IT8353535V0 (it) Giunto rapido per tubazioni