BR8007243A - Aparelho separador do ciclone e processo para a separacao de solidos - Google Patents

Aparelho separador do ciclone e processo para a separacao de solidos

Info

Publication number
BR8007243A
BR8007243A BR8007243A BR8007243A BR8007243A BR 8007243 A BR8007243 A BR 8007243A BR 8007243 A BR8007243 A BR 8007243A BR 8007243 A BR8007243 A BR 8007243A BR 8007243 A BR8007243 A BR 8007243A
Authority
BR
Brazil
Prior art keywords
cyclone separator
solid separation
separation
solid
cyclone
Prior art date
Application number
BR8007243A
Other languages
English (en)
Inventor
J Miller
Original Assignee
Univ Utah Res Found
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 Utah Res Found filed Critical Univ Utah Res Found
Publication of BR8007243A publication Critical patent/BR8007243A/pt

Links

Classifications

    • 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
    • B03D1/1425—Flotation machines using centrifugal forces air-sparged hydrocyclones
    • 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
    • B04C5/08—Vortex chamber constructions
    • B04C5/10—Vortex chamber constructions with perforated walls
    • 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
    • B04C7/00—Apparatus not provided for in group B04C1/00, B04C3/00, or B04C5/00; Multiple arrangements not provided for in one of the groups B04C1/00, B04C3/00, or B04C5/00; Combinations of apparatus covered by two or more of the groups B04C1/00, B04C3/00, or B04C5/00
    • 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
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04C—APPARATUS USING FREE VORTEX FLOW, e.g. CYCLONES
    • B04C9/00—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks
    • B04C2009/008—Combinations with other devices, e.g. fans, expansion chambers, diffusors, water locks with injection or suction of gas or liquid into the cyclone

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biotechnology (AREA)
  • Cyclones (AREA)
BR8007243A 1979-11-15 1980-11-07 Aparelho separador do ciclone e processo para a separacao de solidos BR8007243A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/094,521 US4279743A (en) 1979-11-15 1979-11-15 Air-sparged hydrocyclone and method

Publications (1)

Publication Number Publication Date
BR8007243A true BR8007243A (pt) 1981-05-19

Family

ID=22245670

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8007243A BR8007243A (pt) 1979-11-15 1980-11-07 Aparelho separador do ciclone e processo para a separacao de solidos

Country Status (9)

Country Link
US (1) US4279743A (pt)
EP (1) EP0029553A1 (pt)
JP (1) JPS5681147A (pt)
AU (1) AU538988B2 (pt)
BR (1) BR8007243A (pt)
CA (1) CA1138822A (pt)
NO (1) NO803440L (pt)
PL (1) PL227883A1 (pt)
ZA (1) ZA806371B (pt)

Families Citing this family (118)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4744890A (en) * 1979-11-15 1988-05-17 University Of Utah Flotation apparatus and method
US4838434A (en) * 1979-11-15 1989-06-13 University Of Utah Air sparged hydrocyclone flotation apparatus and methods for separating particles from a particulate suspension
US4399027A (en) * 1979-11-15 1983-08-16 University Of Utah Research Foundation Flotation apparatus and method for achieving flotation in a centrifugal field
US4406781A (en) * 1981-11-09 1983-09-27 Nightingale E Richard Process for the separation of mineral substances
AU568405B2 (en) * 1983-08-11 1987-12-24 Conoco Specialty Products Inc. Liquid separation method and apparatus
WO1985000760A1 (en) * 1983-08-11 1985-02-28 Noel Carroll Liquid separating method and apparatus
US4551241A (en) * 1984-02-08 1985-11-05 Sturtevant, Inc. Particle classifier
WO1988002665A1 (en) * 1986-10-16 1988-04-21 B.W.N. Vortoil Pty. Ltd. Cyclone separator device
US4952308A (en) * 1986-12-10 1990-08-28 Beloit Corporation Pressurized flotation module and method for pressurized foam separation
US4876016A (en) * 1988-06-27 1989-10-24 Amoco Corporation Method of controlling the separation efficiency of a hydrocyclone
US4971685A (en) * 1989-04-11 1990-11-20 The United States Of America As Represented By The Secretary Of The Interior Bubble injected hydrocyclone flotation cell
US4997549A (en) * 1989-09-19 1991-03-05 Advanced Processing Technologies, Inc. Air-sparged hydrocyclone separator
US5224604A (en) * 1990-04-11 1993-07-06 Hydro Processing & Mining Ltd. Apparatus and method for separation of wet and dry particles
WO1991019572A1 (en) * 1990-06-15 1991-12-26 Heidemij Reststoffendiensten B.V. Flotation cyclone
US5114568A (en) * 1990-07-13 1992-05-19 Earth Solutions, Inc. Reclamation system for contaminated material
US5131980A (en) * 1990-08-09 1992-07-21 Kamyr, Inc. Hydrocyclone removal of sticky contaminants during paper recycling
US5069751A (en) * 1990-08-09 1991-12-03 Kamyr, Inc. Hydrocyclone deinking of paper during recycling
US5116488A (en) * 1990-08-28 1992-05-26 Kamyr, Inc. Gas sparged centrifugal device
US5405497A (en) * 1990-08-28 1995-04-11 Kamyr, Inc. Method of chemically reacting a liquid with a gas in a vortex
US5171405A (en) * 1990-08-28 1992-12-15 Kamyr, Inc. Reactor having a discontinuous conduit means between surfaces of a downwardly extending stationary spiral
GB2248031B (en) * 1990-09-19 1994-07-06 Yakuzky Ni I Pi Almazodobyva Flotation machine
GB2249500B (en) * 1990-09-19 1994-10-19 Yakuzky Ni I Pi Almazodobyva Flotation machine
CA2042630A1 (en) * 1990-09-27 1992-03-28 Louis O. Torregrossa Method and apparatus for beneficiating waste-waters
CA2046195A1 (en) * 1990-11-08 1992-05-09 Wayne J. Chamblee Foam removal from receiving tanks of gas sparged hydrocyclones
CA2052709C (en) * 1990-11-30 2002-12-17 Ting Y. Chan Apparatus for withdrawing stripper gas from an fccu reactor vessel
US5266240A (en) * 1991-03-20 1993-11-30 Servicios Corporativos Frisco, S.A. De C.V. Flotation reactor with external bubble generator
US5273647A (en) * 1991-12-13 1993-12-28 Tuszko Wlodzimierz J Negative pressure hydrocyclone separation method and apparatus
US5192423A (en) * 1992-01-06 1993-03-09 Hydro Processing & Mining Ltd. Apparatus and method for separation of wet particles
DE4312540C1 (de) * 1993-04-17 1994-10-13 Escher Wyss Gmbh Verfahren zur Abtrennung von Feststoffen aus einer Suspension sowie Vorrichtung zu seiner Durchführung
US5458738A (en) * 1993-09-08 1995-10-17 Kamyr, Inc. Clarifying suspended solids from liquid process streams
US5470465A (en) * 1994-01-28 1995-11-28 Automatic Control Technology Inc. Vortex system for separating particles from a liquid stream
AU694174B2 (en) * 1994-02-14 1998-07-16 Commonwealth Scientific And Industrial Research Organisation Apparatus and method for selective separation of hydrophobic material
AU702617B2 (en) * 1994-02-14 1999-02-25 Commonwealth Scientific And Industrial Research Organisation Centrifugal separator
AUPM383694A0 (en) * 1994-02-14 1994-03-10 Commonwealth Scientific And Industrial Research Organisation Selective separation of particulate material
CN2203190Y (zh) * 1994-05-20 1995-07-12 北京矿冶研究总院 一种筛笼型旋流细筛
US6193878B1 (en) * 1995-01-25 2001-02-27 Zpm, Inc. Multi-modal method and apparatus for treating a solution
US5529701A (en) * 1995-03-20 1996-06-25 Revtech Industries, Inc. Method and apparatus for optimizing gas-liquid interfacial contact
US5531904A (en) * 1995-03-20 1996-07-02 Revtech Industries, Inc. Gas sparging method for removing volatile contaminants from liquids
US6004386A (en) * 1995-06-21 1999-12-21 Revtech Industries, Inc. Apparatus for creating gas-liquid interfacial contact conditions for highly efficient mass transfer
US5662790A (en) * 1995-10-04 1997-09-02 Ahlstrom Machinery Oy Air contactor with foam separation vessel system
AU709018B2 (en) * 1996-01-31 1999-08-19 Invista Technologies S.A.R.L. Process for centrifugal separation of material
US6106711A (en) * 1997-07-15 2000-08-22 Morse; Dwain E. Fluid conditioning system and method
AUPO887597A0 (en) * 1997-08-29 1997-09-25 Separation Technologies Group Pty Ltd Mixing apparatus
DE19747966A1 (de) * 1997-10-30 1999-05-06 Bmw Rolls Royce Gmbh Schmierölbehälter, insbesondere für ein Flugtriebwerk
US6146525A (en) * 1998-02-09 2000-11-14 Cycteck Environmental, Inc. Apparatus and methods for separating particulates from a particulate suspension in wastewater processing and cleaning
US6119870A (en) * 1998-09-09 2000-09-19 Aec Oil Sands, L.P. Cycloseparator for removal of coarse solids from conditioned oil sand slurries
GB9911336D0 (en) * 1999-05-15 1999-07-14 Graseby Dynamics Ltd Separation and collection of analyte materials
US6491826B1 (en) * 1999-10-12 2002-12-10 Marine Biotech Incorporated Systems and methods for separation of organics from fluids
AU2001229393A1 (en) * 2000-01-13 2001-07-24 Z.P.M., Inc. System and method to improve flotation systems
KR100394037B1 (ko) * 2000-10-17 2003-08-09 주식회사 에네트 공기분사식 원통형 하이드로 사이클론
US6602327B2 (en) * 2001-06-25 2003-08-05 Dwain E. Morse Process for removing an undesirable dissolved gas from a liquid
US8734654B2 (en) 2001-07-16 2014-05-27 Foret Plasma Labs, Llc Method for treating a substance with wave energy from an electrical arc and a second source
US7422695B2 (en) * 2003-09-05 2008-09-09 Foret Plasma Labs, Llc Treatment of fluids with wave energy from a carbon arc
US8981250B2 (en) 2001-07-16 2015-03-17 Foret Plasma Labs, Llc Apparatus for treating a substance with wave energy from plasma and an electrical Arc
US10188119B2 (en) 2001-07-16 2019-01-29 Foret Plasma Labs, Llc Method for treating a substance with wave energy from plasma and an electrical arc
US8734643B2 (en) 2001-07-16 2014-05-27 Foret Plasma Labs, Llc Apparatus for treating a substance with wave energy from an electrical arc and a second source
US7622693B2 (en) 2001-07-16 2009-11-24 Foret Plasma Labs, Llc Plasma whirl reactor apparatus and methods of use
US7857972B2 (en) 2003-09-05 2010-12-28 Foret Plasma Labs, Llc Apparatus for treating liquids with wave energy from an electrical arc
US8764978B2 (en) 2001-07-16 2014-07-01 Foret Plasma Labs, Llc System for treating a substance with wave energy from an electrical arc and a second source
US6964740B2 (en) * 2002-06-25 2005-11-15 Dwain E. Morse System and method of gas energy management for particle flotation and separation
US6830608B1 (en) 2002-06-28 2004-12-14 Jaeco Technology, Inc. Apparatus for contacting large volumes of gas and liquid across microscopic interfaces
CA2471048C (en) * 2002-09-19 2006-04-25 Suncor Energy Inc. Bituminous froth hydrocarbon cyclone
US7736501B2 (en) * 2002-09-19 2010-06-15 Suncor Energy Inc. System and process for concentrating hydrocarbons in a bitumen feed
US7347939B2 (en) * 2002-10-14 2008-03-25 Clean Water Technology, Inc. Adjustable contaminated liquid mixing apparatus
US20050172808A1 (en) * 2002-12-09 2005-08-11 Ye Yi Method and apparatus for removing VOCs from water
US6878188B2 (en) * 2002-12-09 2005-04-12 Ye Yi Method and apparatus for removing VOCs from water
US7090081B2 (en) * 2003-09-05 2006-08-15 Exxonmobil Chemical Patents Inc. Selectively removing undesirably sized catalyst particles from a reaction system
CA2455011C (en) * 2004-01-09 2011-04-05 Suncor Energy Inc. Bituminous froth inline steam injection processing
EP1723093A4 (en) * 2004-03-12 2008-03-12 Univ Utah CYCLONE REACTOR AND ASSOCIATED PROCEDURES
US20050211634A1 (en) * 2004-03-25 2005-09-29 Morse Dwain E Control system and method for wastewater treatment
US8287050B2 (en) 2005-07-18 2012-10-16 Osum Oil Sands Corp. Method of increasing reservoir permeability
US7465391B2 (en) * 2005-09-09 2008-12-16 Cds Technologies, Inc. Apparatus for separating solids from flowing liquids
US8168071B2 (en) * 2005-11-09 2012-05-01 Suncor Energy Inc. Process and apparatus for treating a heavy hydrocarbon feedstock
CA2567644C (en) 2005-11-09 2014-01-14 Suncor Energy Inc. Mobile oil sands mining system
CA2526336C (en) 2005-11-09 2013-09-17 Suncor Energy Inc. Method and apparatus for oil sands ore mining
GB2432799A (en) * 2005-11-30 2007-06-06 Specialist Process Technologies Ltd Gas-Liquid contactor
CA2534704C (en) * 2006-01-31 2020-03-10 Hydro Processing & Mining Ltd. Apparatus and method of dissolving a gas into a liquid
US8740195B2 (en) 2006-01-31 2014-06-03 Jakob H. Schneider Systems and methods for diffusing gas into a liquid
WO2008008104A2 (en) 2006-04-05 2008-01-17 Foret Plasma Labs, Llc System, method and apparatus for treating liquids with wave energy from plasma
CA2649850A1 (en) 2006-04-21 2007-11-01 Osum Oil Sands Corp. Method of drilling from a shaft for underground recovery of hydrocarbons
CA2561539C (en) * 2006-09-28 2016-11-08 Hydro Processing & Mining Ltd. Apparatus and method for efficient particle to gas bubble attachment in a slurry
WO2008048966A2 (en) * 2006-10-16 2008-04-24 Osum Oil Sands Corp. Method of collecting hydrocarbons using a barrier tunnel
WO2008064305A2 (en) 2006-11-22 2008-05-29 Osum Oil Sands Corp. Recovery of bitumen by hydraulic excavation
US8434292B2 (en) * 2006-12-15 2013-05-07 State Of Franklin Innovations, Llc Ceramic-encased hot surface igniter system for jet engines
US8287726B2 (en) 2007-08-15 2012-10-16 Monteco Ltd Filter for removing sediment from water
US8221618B2 (en) * 2007-08-15 2012-07-17 Monteco Ltd. Filter for removing sediment from water
US8123935B2 (en) * 2007-08-15 2012-02-28 Monteco Ltd. Filter for removing sediment from water
CA2698238C (en) 2007-10-22 2014-04-01 Osum Oil Sands Corp. Method of removing carbon dioxide emissions from in-situ recovery of bitumen and heavy oil
US7708146B2 (en) * 2007-11-14 2010-05-04 Jan Kruyer Hydrocyclone and associated methods
WO2009098597A2 (en) 2008-02-06 2009-08-13 Osum Oil Sands Corp. Method of controlling a recovery and upgrading operation in a reservor
WO2009141733A1 (en) 2008-05-20 2009-11-26 Osum Oil Sands Corp. Method of managing carbon reduction for hydrocarbon producers
US8313716B2 (en) * 2008-07-31 2012-11-20 University Of Utah Research Foundation Spinning fluids reactor
WO2010124037A1 (en) * 2009-04-23 2010-10-28 Eckman Environmental Corporation Grey water recycling apparatus and methods
CA2689021C (en) 2009-12-23 2015-03-03 Thomas Charles Hann Apparatus and method for regulating flow through a pumpbox
US8708159B2 (en) * 2011-02-16 2014-04-29 Oakwood Laboratories, Llc Manufacture of microspheres using a hydrocyclone
CA2847958A1 (en) 2011-09-19 2013-03-28 Daniel Guy Pomerleau Three-phase separation system for drilling fluids and drill cuttings
WO2013173852A1 (en) * 2012-05-16 2013-11-21 Dunman Barry Ross Separator and method for treatment of a contaminated liquid
CN102671774A (zh) * 2012-05-25 2012-09-19 天地（唐山）矿业科技有限公司 一种带有充气结构的分选旋流器
US9499443B2 (en) 2012-12-11 2016-11-22 Foret Plasma Labs, Llc Apparatus and method for sintering proppants
EP2971488B1 (en) 2013-03-12 2018-09-26 Foret Plasma Labs, Llc Apparatus and method for sintering proppants
MX2015012370A (es) 2013-03-13 2016-04-25 Basf Corp Filtracion de particulados de ciclon para motores de mezcla pobre.
WO2015024048A1 (en) * 2013-08-19 2015-02-26 Technological Resources Pty. Limited An apparatus and a method for treating mined material
US9663385B2 (en) 2013-11-10 2017-05-30 John D Jones Liquid purification system
US9169725B1 (en) 2013-11-10 2015-10-27 John D. Jones Method of stripping crude oil and hydraulic fracturing fluids from water using a gas sparged hydrocyclone
US9150435B1 (en) 2013-11-10 2015-10-06 John D. Jones Method of stripping volatile organic compounds from water using a gas sparged hydrocyclone
US9259675B2 (en) * 2013-11-11 2016-02-16 Andover Protection Systems, Llc Centripetal separation system for cleaning particulate-pervaded air or gas
US10081994B2 (en) 2015-01-30 2018-09-25 Fp Marangoni Inc. Screened enclosure with vacuum ports for use in a vacuum-based drilling fluid recovery system
CA2975761A1 (en) 2015-02-03 2016-08-11 Peter James CHRISTOU Tubular membrane with spiral flow
EA036827B1 (ru) * 2016-09-02 2020-12-24 Вулко С.А. Гидроциклон
US10493390B2 (en) 2016-09-22 2019-12-03 Andover Protection Systems, Llc Air or gas cleaning blower with spiral separation chamber
US10436090B2 (en) 2017-03-22 2019-10-08 Clean Diesel Development LLC Soot separator for an internal combustion engine
USD870775S1 (en) 2017-03-22 2019-12-24 Clean Diesel Development LLC Centrifugal separator
US20190201828A1 (en) * 2017-12-29 2019-07-04 Media Blast & Abrasive, Inc. Adjustable abrasive & dust separator
WO2019191803A1 (en) * 2018-04-04 2019-10-10 Roger Bridson Hydrocyclone
CN111003831B (zh) * 2019-12-31 2023-10-27 湖南景翌湘台环保高新技术开发有限公司 一种研磨废水中油污和ss的预处理设备及方法
RU2729384C1 (ru) * 2020-02-27 2020-08-06 Федеральное государственное автономное образовательное учреждение высшего образования "Сибирский федеральный университет" Способ классификации пульпы в гидроциклонной установке
RU2736251C1 (ru) * 2020-06-24 2020-11-12 Акционерное общество «СОМЭКС» Пенная флотационная машина
CN113351384B (zh) * 2021-06-07 2022-09-02 哈尔滨工业大学 一种双锥低耗防磨损水力旋流分离器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2354311A (en) * 1942-03-18 1944-07-25 Int Comb Ltd Apparatus for grading powdered material
FR1022375A (fr) * 1949-06-18 1953-03-04 Kloeckner Humboldt Deutz Ag Procédé et installation pour le traitement de minéraux
US3130157A (en) * 1958-12-15 1964-04-21 Denis F Kelsall Hydro-cyclones
DE1182161B (de) * 1963-02-23 1964-11-26 Kloeckner Humboldt Deutz Ag Zentrifugalflotationszelle
US3391787A (en) * 1966-04-18 1968-07-09 Beloit Corp Porous cone cleaner
US3489680A (en) * 1967-10-30 1970-01-13 Mobil Oil Corp Method for breaking a water-in-oil emulsion
US3615008A (en) * 1969-02-17 1971-10-26 Silver Lining Inc Centrifugal classifying system
DE2410700A1 (de) * 1974-03-06 1975-09-11 Bayer Ag Verfahren zur abscheidung von feststoffen aus einem gasstrom und dafuer geeignete vorrichtung

Also Published As

Publication number Publication date
ZA806371B (en) 1981-10-28
EP0029553A1 (en) 1981-06-03
AU6378480A (en) 1981-05-21
CA1138822A (en) 1983-01-04
US4279743A (en) 1981-07-21
NO803440L (no) 1981-05-18
PL227883A1 (pt) 1981-09-04
AU538988B2 (en) 1984-09-06
JPS5681147A (en) 1981-07-02

Similar Documents

Publication Publication Date Title
BR8007243A (pt) Aparelho separador do ciclone e processo para a separacao de solidos
IT1197594B (it) Separatore a ciclone
ES524540A0 (es) Separador de ciclon
GB2055634B (en) Gas-liquid separators
AU535526B2 (en) Cyclone separator
BR8305216A (pt) Processo para a preparacao de cloridrato de p - nitrosedifenilamina
GB2049493B (en) Gas-liquid separators
BR8201497A (pt) Separador de bateria e processo para sua producao
ZA833625B (en) Cyclone separators
BR7703277A (pt) Processo para a separacao e fracionamento de solidos em suspensao mediante hidrociclones e dispositivo para sua execucao
GB2064380B (en) Cyclonic separator
BR8000677A (pt) Separador helicoidal e processo de separacao de solidos
ATA132180A (de) Zyklonabscheider
BR8400598A (pt) Processo para a preparacao de piridinas substituidas
BR8006658A (pt) Copoliesteres de carbonato-carboxilato termoplasticos e processo para sua preparacao
BR8006898A (pt) Separador de particulas
BR8801119A (pt) Processo para a separacao de particulas solidas e dispositivo
BR8303381A (pt) Pigmento de diarila,processo para a sua preparacao e sua aplicacao
BR8305870A (pt) Processo para a preparacao de misturas de metilenodianilina
BR8306844A (pt) Processo para a preparacao de 4-nitrodifenilaminas
DE3065986D1 (en) Multiple hydrocyclone separator
BR8306694A (pt) Processo para a preparacao de 1,2-dicloroetano
GB2034609B (en) Hydrocyclone separators
BR8406596A (pt) Separador espiral,processo para separacao e processo de remistura
BR8002652A (pt) Processo para a separacao de para-xileno