NO20080593L - Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav - Google Patents

Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav

Info

Publication number
NO20080593L
NO20080593L NO20080593A NO20080593A NO20080593L NO 20080593 L NO20080593 L NO 20080593L NO 20080593 A NO20080593 A NO 20080593A NO 20080593 A NO20080593 A NO 20080593A NO 20080593 L NO20080593 L NO 20080593L
Authority
NO
Norway
Prior art keywords
applications
fluid phases
separating fluid
separating
phases
Prior art date
Application number
NO20080593A
Other languages
English (en)
Other versions
NO329085B1 (no
Inventor
Ylikangas Atle Mundheim
Original Assignee
Sorbwater Technology As
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 Sorbwater Technology As filed Critical Sorbwater Technology As
Priority to NO20080593A priority Critical patent/NO329085B1/no
Priority to GB1013811.3A priority patent/GB2469257B/en
Priority to CA2713327A priority patent/CA2713327A1/en
Priority to MX2010008225A priority patent/MX2010008225A/es
Priority to PCT/NO2009/000038 priority patent/WO2009099336A1/en
Priority to CN200980108331.4A priority patent/CN101965218B/zh
Priority to BRPI0906994-1A priority patent/BRPI0906994A2/pt
Priority to AU2009210880A priority patent/AU2009210880B2/en
Priority to US12/865,423 priority patent/US9315394B2/en
Priority to RU2010134017/05A priority patent/RU2505335C2/ru
Publication of NO20080593L publication Critical patent/NO20080593L/no
Publication of NO329085B1 publication Critical patent/NO329085B1/no

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/04—Breaking emulsions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0217—Separation of non-miscible liquids by centrifugal force
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D19/00—Degasification of liquids
    • B01D19/0042—Degasification of liquids modifying the liquid flow
    • B01D19/0052—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused
    • B01D19/0057—Degasification of liquids modifying the liquid flow in rotating vessels, vessels containing movable parts or in which centrifugal movement is caused the centrifugal movement being caused by a vortex, e.g. using a cyclone, or by a tangential inlet
    • 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
    • B03D1/1418—Flotation machines using centrifugal forces
    • 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
    • B03D1/247—Mixing gas and slurry in a device separate from the flotation tank, i.e. reactor-separator type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/02—Construction of inlets by which the vortex flow is generated, e.g. tangential admission, the fluid flow being forced to follow a downward path by spirally wound bulkheads, or with slightly downwardly-directed tangential admission
    • B04C5/04—Tangential inlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C5/00—Apparatus in which the axial direction of the vortex is reversed
    • B04C5/12—Construction of the overflow ducting, e.g. diffusing or spiral exits
    • B04C5/13—Construction of the overflow ducting, e.g. diffusing or spiral exits formed as a vortex finder and extending into the vortex chamber; Discharge from vortex finder otherwise than at the top of the cyclone; Devices for controlling the overflow
    • 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
    • C02F1/24—Treatment of water, waste water, or sewage by flotation
    • 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
    • C02F1/38—Treatment of water, waste water, or sewage by centrifugal separation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
    • B01D17/02—Separation of non-miscible liquids
    • B01D17/0205—Separation of non-miscible liquids by gas bubbles or moving solids
    • 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
    • B03D1/1456—Feed mechanisms for the slurry
    • 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
    • B03D1/1493—Flotation machines with means for establishing a specified flow pattern
    • 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
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/32—Hydrocarbons, e.g. oil

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Biotechnology (AREA)
  • Thermal Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Analytical Chemistry (AREA)
  • Fluid Mechanics (AREA)
  • Cyclones (AREA)
  • Physical Water Treatments (AREA)
  • Degasification And Air Bubble Elimination (AREA)
NO20080593A 2008-01-31 2008-01-31 Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav NO329085B1 (no)

Priority Applications (10)

Application Number Priority Date Filing Date Title
NO20080593A NO329085B1 (no) 2008-01-31 2008-01-31 Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav
GB1013811.3A GB2469257B (en) 2008-01-31 2009-02-02 Method and apparatus for separation of multiphase fluids, and applications thereof
CA2713327A CA2713327A1 (en) 2008-01-31 2009-02-02 Method and apparatus for separation of multiphase fluids, and applications thereof
MX2010008225A MX2010008225A (es) 2008-01-31 2009-02-02 Metodo y aparato para la separacion de fluidos multifasicos y aplicaciones de los mismos.
PCT/NO2009/000038 WO2009099336A1 (en) 2008-01-31 2009-02-02 Method and apparatus for separation of multiphase fluids, and applications thereof
CN200980108331.4A CN101965218B (zh) 2008-01-31 2009-02-02 用于分离多相流体的方法和设备及其应用
BRPI0906994-1A BRPI0906994A2 (pt) 2008-01-31 2009-02-02 Método e aparelho para pré-separação de fluido multifásico de fase líquida-líquida e/ou fases líquida-gasosa e/ou fases gasosa-líquida, e, uso do método e aparelho
AU2009210880A AU2009210880B2 (en) 2008-01-31 2009-02-02 Method and apparatus for separation of multiphase fluids, and applications thereof
US12/865,423 US9315394B2 (en) 2008-01-31 2009-02-02 Method and apparatus for separation of multiphase fluids, and applications thereof
RU2010134017/05A RU2505335C2 (ru) 2008-01-31 2009-02-02 Способ и устройство для разделения многофазных текучих сред и их применение

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NO20080593A NO329085B1 (no) 2008-01-31 2008-01-31 Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav

Publications (2)

Publication Number Publication Date
NO20080593L true NO20080593L (no) 2009-08-03
NO329085B1 NO329085B1 (no) 2010-08-16

Family

ID=40952328

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20080593A NO329085B1 (no) 2008-01-31 2008-01-31 Fremgangsmate og apparat for separasjon av fluidfaser, samt anvendelser derav

Country Status (10)

Country Link
US (1) US9315394B2 (no)
CN (1) CN101965218B (no)
AU (1) AU2009210880B2 (no)
BR (1) BRPI0906994A2 (no)
CA (1) CA2713327A1 (no)
GB (1) GB2469257B (no)
MX (1) MX2010008225A (no)
NO (1) NO329085B1 (no)
RU (1) RU2505335C2 (no)
WO (1) WO2009099336A1 (no)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102166436B (zh) * 2011-01-20 2013-10-02 上海益道投资管理有限公司 多组分污染流体净化方法及设备
US8800647B2 (en) * 2011-11-07 2014-08-12 I-Nan Kao High speed swirling type centrifugal revolving pipeline device
CN103182204B (zh) * 2011-12-30 2015-02-25 长沙理工大学 一种泥沙浓缩旋管
US8993988B2 (en) * 2012-11-13 2015-03-31 Violet Defense Technology, Inc. Device for ultraviolet light emission
GB201222483D0 (en) * 2012-12-13 2013-01-30 Enhydra Ltd Flotation apparatus
CN103055547A (zh) * 2013-01-09 2013-04-24 西南石油大学 一种双螺旋管油水分离装置
US9512014B2 (en) * 2014-08-06 2016-12-06 Cameron Solutions, Inc. Water treating equipment providing coalescence and flotation within a single vessel
CN104587711B (zh) * 2015-01-13 2017-01-18 沈阳化工大学 一种非均相混合物的分离装置及其操作方法
CN104740991B (zh) * 2015-03-19 2017-10-24 沈阳化工大学 一种燃煤烟气湿法除尘脱硫的方法
CA2987851A1 (en) * 2015-06-01 2016-12-08 Cetamax Ventures Ltd. Systems and methods for processing fluids
CN106325335B (zh) * 2015-07-07 2018-05-11 上海寰球工程有限公司 一种高效的多相检测装置
CN105664535A (zh) * 2016-03-07 2016-06-15 沈阳化工大学 一种螺旋卷板旋流分离装置
WO2018100552A1 (en) * 2016-12-01 2018-06-07 Cetamax Ventures Ltd. Manufacture of graphene materials using a cavitation reactor
CN106824556A (zh) * 2017-02-14 2017-06-13 南京莫尼亚离心机科技发展有限公司 一种轻重液分离卧式盘管离心机
CN106861240B (zh) * 2017-05-04 2023-06-09 哈尔滨瀚钧现代制药有限公司 用于分离脂溶性与水溶性混合液的螺旋式分离器
CN107434350A (zh) * 2017-09-04 2017-12-05 福建清道夫环保科技有限公司 一种污泥水处理多级反应废气除尘装置
CN107434351B (zh) * 2017-09-04 2020-08-21 福建清道夫环保科技有限公司 一种污泥水预处理絮凝工艺
EP3539638B1 (en) * 2018-03-14 2021-02-24 Tata Consultancy Services Limited Integrated apparatus for mixing and separating fluid phases and method therefor
CN117398770A (zh) * 2018-03-30 2024-01-16 东营胜蓝石油科技开发有限公司 气液分离装置
US20200056097A1 (en) * 2018-08-15 2020-02-20 Wei Ming Chang Method of treating drilling mud with oil-based drilling fluid
CN108979616B (zh) * 2018-08-22 2023-12-19 宁波信意达油气技术合伙企业(有限合伙) 一种井口采出物的分水系统及分水处理方法
RU2688509C1 (ru) * 2018-08-28 2019-05-21 Общество с ограниченной ответственностью "Газпром проектирование" Способ обогащения гелием гелийсодержащего природного газа
RU2691031C1 (ru) * 2018-11-19 2019-06-07 Общество с ограниченной ответственностью "ЮГТЕХМАШ" Трубоспиральный концентратор тяжелых металлов
CN109911980B (zh) * 2019-03-19 2021-05-07 华北电力大学 一种螺旋式超临界水细颗粒物脱除装置及脱除方法
CN111036107B (zh) * 2019-12-31 2024-12-20 苏州思诚者信息科技有限公司 一种超重力微纳气泡发生器及发生系统
CN110975662B (zh) * 2019-12-31 2024-09-06 苏州敬天爱人环境科技有限公司 一种微纳气泡发生器
CN111606389A (zh) * 2020-05-11 2020-09-01 江苏威乐环保科技有限公司 一种内外复螺旋多级旋流除砂过滤器
FR3111376B1 (fr) * 2020-06-16 2022-07-22 Safran Aircraft Engines Dispositif de filtration d’un air de refroidissement d’une turbine de turbomachine
CN112125424A (zh) * 2020-10-09 2020-12-25 重庆耐德环境技术有限公司 旋流气浮分离装置及系统
CN112759140B (zh) * 2021-01-15 2024-06-28 武汉工程大学 一种涡流气浮处理系统
CN113058365B (zh) * 2021-03-30 2022-11-11 海南吉庆槟榔烘烤设备有限公司 一种加工黑槟榔的烟气净化装置
CN113135606A (zh) * 2021-05-21 2021-07-20 克拉玛依九工环保技术有限公司 一种高温含油污水气浮气泡切割装置
CN113582362A (zh) * 2021-07-28 2021-11-02 中海油能源发展股份有限公司 一种内置管式分离器梯度旋流气浮装置
CN113509792A (zh) * 2021-08-04 2021-10-19 长鑫存储技术有限公司 集尘装置和等离子体设备
DE102022103236A1 (de) * 2022-02-11 2023-08-17 Claas Selbstfahrende Erntemaschinen Gmbh Verwendung einer Vorrichtung zum Vereinen von in einem Fluid-Gas-Gemisch befindlichen Gasblasen
CN115594359B (zh) * 2022-11-08 2024-06-11 浙江卓锦环保科技股份有限公司 一种硝胺类除草剂废水的处理方法
CN116589074B (zh) * 2023-06-06 2024-02-27 上海大学 弱旋流气泡分离器及微纳米气泡强化有机污染废水处理系统与方法
CN119879448B (zh) * 2025-03-21 2025-05-27 大连冰森林制冷技术有限公司 一种二氧化碳热泵机组双油分离器

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2706045A (en) * 1955-04-12 Liquid separation
US2364799A (en) * 1941-03-24 1944-12-12 Du Pont Concentration of slurries
US2796808A (en) * 1955-12-06 1957-06-25 Vickerys Ltd Vortex separators
US4031006A (en) 1976-03-12 1977-06-21 Swift And Company Limited Vortex coagulation means and method for wastewater clarification
SU1028346A1 (ru) * 1981-08-31 1983-07-15 Дальневосточное Высшее Инженерное Морское Училище Им.Адм. Г.И.Невельского Устройство дл разделени нефтесодержащих вод
WO1988003140A1 (en) * 1986-10-29 1988-05-05 Pfizer Inc. Crystalline 2-(1-pentyl-3-guanidino)-4-(2-methyl-4-imidazolyl)thiazole dihydrochloride trihydrate
SU1681911A1 (ru) * 1989-06-15 1991-10-07 Научно-Исследовательский И Проектный Институт По Освоению Месторождений Нефти И Газа "Гипроморнефтегаз" Центробежный сепаратор
US4997549A (en) 1989-09-19 1991-03-05 Advanced Processing Technologies, Inc. Air-sparged hydrocyclone separator
US5004552A (en) * 1990-06-14 1991-04-02 Al Yazdi Ahmed M Apparatus and method for separating water from crude oil
US5120436A (en) * 1991-03-21 1992-06-09 Reichner Thomas W Liquid clarification by effecting cohesion of solids
US5543043A (en) * 1992-07-01 1996-08-06 Chevron U.S.A. Inc. Clarification of produced water in the oil and gas industry
ATE142911T1 (de) * 1993-04-02 1996-10-15 Voith Gmbh J M Flotationseinrichtung
JP2684006B2 (ja) * 1993-11-02 1997-12-03 一豊 杉原 浄化装置
JPH07194902A (ja) 1993-11-26 1995-08-01 Maki Kogyo:Kk 混合液の分離装置
US5403473A (en) * 1994-02-15 1995-04-04 Automatic Control Technology, Inc. Apparatus for mixing gases and liquids and separating solids using a vortex
DE4426159A1 (de) * 1994-07-22 1994-12-08 Voith Gmbh J M Flotationseinrichtung
JPH08117506A (ja) * 1994-10-27 1996-05-14 Mikuni Kikai Kk 気液分離装置と、それを備えた微粒子モニター
UA15393A (uk) * 1996-02-21 1997-06-30 Вадим Матвійович Хапаєв Спосіб очищеhhя води від рідких hафтопродуктів та пристрій для його реалізації (варіаhти)
US6332980B1 (en) * 2000-03-13 2001-12-25 Jack Moorehead System for separating algae and other contaminants from a water stream
EP1352679A1 (en) * 2002-04-08 2003-10-15 Cooper Cameron Corporation Separator
GB2439528B (en) * 2006-06-16 2010-05-26 Cooper Cameron Corp Separator and method of separation

Also Published As

Publication number Publication date
NO329085B1 (no) 2010-08-16
US9315394B2 (en) 2016-04-19
GB2469257B (en) 2012-12-19
CA2713327A1 (en) 2009-08-13
AU2009210880A1 (en) 2009-08-13
RU2505335C2 (ru) 2014-01-27
GB201013811D0 (en) 2010-09-29
CN101965218B (zh) 2015-03-25
AU2009210880B2 (en) 2013-02-21
RU2010134017A (ru) 2012-03-10
MX2010008225A (es) 2010-09-28
BRPI0906994A2 (pt) 2015-07-07
WO2009099336A1 (en) 2009-08-13
CN101965218A (zh) 2011-02-02
GB2469257A (en) 2010-10-06
US20100320154A1 (en) 2010-12-23

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