GB1408997A - Decanter centrifuge - Google Patents

Decanter centrifuge

Info

Publication number
GB1408997A
GB1408997A GB3973073A GB3973073A GB1408997A GB 1408997 A GB1408997 A GB 1408997A GB 3973073 A GB3973073 A GB 3973073A GB 3973073 A GB3973073 A GB 3973073A GB 1408997 A GB1408997 A GB 1408997A
Authority
GB
United Kingdom
Prior art keywords
heavy phase
baffle
phase material
bowl
separated
Prior art date
Legal status (The legal status 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 status listed.)
Expired
Application number
GB3973073A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pennwalt Corp
Original Assignee
Pennwalt 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 Pennwalt Corp filed Critical Pennwalt Corp
Publication of GB1408997A publication Critical patent/GB1408997A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
    • B04B2001/2033—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl with feed accelerator inside the conveying screw
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B04—CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL PROCESSES
    • B04B—CENTRIFUGES
    • B04B1/00—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles
    • B04B1/20—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl
    • B04B2001/2041—Centrifuges with rotary bowls provided with solid jackets for separating predominantly liquid mixtures with or without solid particles discharging solid particles from the bowl by a conveying screw coaxial with the bowl axis and rotating relatively to the bowl with baffles, plates, vanes or discs attached to the conveying screw

Landscapes

  • Centrifugal Separators (AREA)
GB3973073A 1972-09-06 1973-08-22 Decanter centrifuge Expired GB1408997A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US28437172A 1972-09-06 1972-09-06
US432258A US3885734A (en) 1972-09-06 1974-01-10 Centrifuge apparatus

Publications (1)

Publication Number Publication Date
GB1408997A true GB1408997A (en) 1975-10-08

Family

ID=26962570

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3973073A Expired GB1408997A (en) 1972-09-06 1973-08-22 Decanter centrifuge

Country Status (8)

Country Link
US (2) US3795361A (de)
JP (1) JPS5313058B2 (de)
CA (1) CA965757A (de)
DE (1) DE2344507C2 (de)
FR (1) FR2197658B1 (de)
GB (1) GB1408997A (de)
NL (1) NL170382C (de)
SE (1) SE435794B (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024686A (en) * 1995-12-18 2000-02-15 Alfa Laval Separation A/S Decanter centrifuge with helical-rib baffle

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AR205952A1 (es) * 1975-01-03 1976-06-15 Pennwalt Corp Una centrifuga decantadora
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DE2901607C2 (de) * 1979-01-17 1981-03-12 Westfalia Separator Ag, 4740 Oelde Vollmantelschneckenzentrifuge
JPS5610353A (en) * 1979-07-05 1981-02-02 Suguru Katsume Completely-enclosed type screw-carrying centrifugal separator
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JPS588342Y2 (ja) * 1980-06-23 1983-02-15 三菱化工機株式会社 軸流デカンタ型遠心分離機
US4381849A (en) * 1981-06-29 1983-05-03 Bird Machine Company, Inc. Solids-liquid slurry separating centrifuge
FR2508813B1 (fr) * 1981-07-02 1987-04-17 Guinard Centrifugation Sa Decanteuse centrifuge
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JPS58112450U (ja) * 1982-01-26 1983-08-01 石垣機工株式会社 横型遠心濃縮機
GB2123717B (en) * 1982-07-13 1985-10-02 Broadbent And Sons Limited Tho Improvements in decanting type centrifuges
US4743226A (en) * 1983-04-29 1988-05-10 Geosource Inc. High capacity continuous solid bowl centrifuge
DE3318793A1 (de) * 1983-05-24 1985-01-24 KHD Humboldt Wedag AG, 5000 Köln Vorrichtung zum entfeuchten von schlamm
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DE3518885A1 (de) * 1985-05-25 1986-11-27 Bayer Ag, 5090 Leverkusen Vollmantelschneckenzentrifuge mit nachklaervorrichtung
US4806019A (en) * 1985-09-03 1989-02-21 Nova Scotia Research Foundation Corporation Method and apparatus for mixing two or more components such as immiscible liquids
DE3608664A1 (de) * 1986-03-14 1987-09-17 Krauss Maffei Ag Vollmantelzentrifuge
AU607750B2 (en) * 1987-04-21 1991-03-14 Robert Edward High Decanter centrifuge incorporating airlift device
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US4950219A (en) * 1988-10-20 1990-08-21 Alfa-Laval Ab Adjustable weir structure for a decanter centrifuge
US5176616A (en) * 1989-06-29 1993-01-05 Kloeckner-Humboldt-Deutz Aktiengesellschaft Method and apparatus for the after-treatment of the thick material in the thick material discharge region of a solid bowl worm centrifuge
DE4104483A1 (de) * 1991-02-14 1992-08-20 Kloeckner Humboldt Deutz Ag Verfahren zum betreiben einer schneckenzentrifuge und zentrifuge hierfuer
DE4106276A1 (de) * 1991-02-28 1992-09-03 Kloeckner Humboldt Deutz Ag Schneckenzentrifuge
US5156751A (en) * 1991-03-29 1992-10-20 Miller Neal J Three stage centrifuge and method for separating water and solids from petroleum products
US5257968A (en) * 1991-06-06 1993-11-02 Alfa Laval Separation Inc. Inflatable dam for a decanter centrifuge
AU3228693A (en) * 1991-11-27 1993-06-28 Baker Hughes Incorporated Feed accelerator system including feed slurry accelerating nozzle apparatus
US5380266A (en) * 1991-11-27 1995-01-10 Baker Hughes Incorporated Feed accelerator system including accelerator cone
US5403486A (en) * 1991-12-31 1995-04-04 Baker Hughes Incorporated Accelerator system in a centrifuge
AU3324793A (en) * 1991-12-31 1993-07-28 Baker Hughes Incorporated Feed accelerator system including accelerating vane apparatus
US5261869A (en) * 1992-04-06 1993-11-16 Alfa Laval Separation, Inc. Decanter centrifuge having discontinuous flights in the beach area
DE4222119C2 (de) * 1992-07-06 1997-07-10 Deutz Ag Vorrichtung und Verfahren zur naßmechanischen Trennung von Feststoffgemischen
JP2528061B2 (ja) * 1992-08-28 1996-08-28 三菱化工機株式会社 ロ―タリ排出型遠心分離機
DE4231746C1 (de) * 1992-09-23 1993-11-25 Westfalia Separator Ag Vollmantelzentrifuge zum Trennen von Flüssigkeits-Feststoffgemischen
US5354255A (en) * 1992-12-17 1994-10-11 Alfa Laval Separation Inc. Decanter centrifuge with conveyor capable of high speed and higher flow rates
US5364335A (en) * 1993-12-07 1994-11-15 Dorr-Oliver Incorporated Disc-decanter centrifuge
US5653673A (en) * 1994-06-27 1997-08-05 Amoco Corporation Wash conduit configuration in a centrifuge apparatus and uses thereof
SE505557C2 (sv) * 1995-12-21 1997-09-15 Alfa Laval Separation Ab Dekantercentrifug
US5948256A (en) * 1997-08-22 1999-09-07 Baker Hughes Incorporated Centrifuge with cake churning
US5971907A (en) 1998-05-19 1999-10-26 Bp Amoco Corporation Continuous centrifugal separator with tapered internal feed distributor
SE9802116D0 (sv) * 1998-06-15 1998-06-15 Alfa Laval Ab Dekantercentrifug
DE19952804C2 (de) * 1999-11-02 2003-07-03 Westfalia Separator Ind Gmbh Vollmantel-Schneckenzentrifuge zur Verarbeitung eines zur Schäumung neigenden Schleudergutes
US6572524B1 (en) 2000-07-14 2003-06-03 Alfa Laval Inc. Decanter centrifuge having a heavy phase solids baffle
US6790169B2 (en) * 2000-08-31 2004-09-14 Varco I/P, Inc. Centrifuge with feed tube adapter
US6605029B1 (en) 2000-08-31 2003-08-12 Tuboscope I/P, Inc. Centrifuge with open conveyor and methods of use
US7018326B2 (en) * 2000-08-31 2006-03-28 Varco I/P, Inc. Centrifuge with impellers and beach feed
US6780147B2 (en) * 2000-08-31 2004-08-24 Varco I/P, Inc. Centrifuge with open conveyor having an accelerating impeller and flow enhancer
US6561965B1 (en) 2000-10-20 2003-05-13 Alfa Laval Inc. Mist pump for a decanter centrifuge feed chamber
US7992655B2 (en) * 2001-02-15 2011-08-09 Dual Gradient Systems, Llc Dual gradient drilling method and apparatus with multiple concentric drill tubes and blowout preventers
DK200200598A (da) * 2002-04-22 2003-10-23 Alfa Laval Copenhagen As Dekantercentrifuge
US20050242003A1 (en) 2004-04-29 2005-11-03 Eric Scott Automatic vibratory separator
DE10220757B4 (de) * 2002-05-08 2004-06-24 Westfalia Separator Ag Zentrifuge, insbesondere Separator
DE10223802B4 (de) * 2002-05-29 2005-06-09 Westfalia Separator Ag Vollmantel-Schneckenzentrifuge
US20060105896A1 (en) * 2004-04-29 2006-05-18 Smith George E Controlled centrifuge systems
US8312995B2 (en) 2002-11-06 2012-11-20 National Oilwell Varco, L.P. Magnetic vibratory screen clamping
US8172740B2 (en) * 2002-11-06 2012-05-08 National Oilwell Varco L.P. Controlled centrifuge systems
SE525413C2 (sv) * 2003-06-18 2005-02-15 Alfa Laval Corp Ab En skruvtransportör för en dekantercentrifug
DE10336350B4 (de) * 2003-08-08 2007-10-31 Westfalia Separator Ag Vollmantel-Schneckenzentrifuge, mit Schälscheibe
US7864942B2 (en) * 2004-12-06 2011-01-04 At&T Intellectual Property I, L.P. System and method for routing calls
DE102005027553A1 (de) * 2005-06-14 2006-12-28 Westfalia Separator Ag Drei-Phasen-Vollmantel-Schneckenzentrifuge und Verfahren zur Regelung des Trennprozesses
US7540838B2 (en) * 2005-10-18 2009-06-02 Varco I/P, Inc. Centrifuge control in response to viscosity and density parameters of drilling fluid
US7540837B2 (en) * 2005-10-18 2009-06-02 Varco I/P, Inc. Systems for centrifuge control in response to viscosity and density parameters of drilling fluids
DE102006006178A1 (de) * 2006-02-10 2007-08-16 Westfalia Separator Ag Vollmantel-Schneckenzentrifuge und Verfahren zu deren Betrieb
US20080083566A1 (en) 2006-10-04 2008-04-10 George Alexander Burnett Reclamation of components of wellbore cuttings material
US8622220B2 (en) * 2007-08-31 2014-01-07 Varco I/P Vibratory separators and screens
US8771160B2 (en) * 2008-01-31 2014-07-08 F. P. Marangoni Inc. Gas injection-aided centrifugal separation of entrained solids from a solution
US7908764B1 (en) 2008-05-05 2011-03-22 Decanter Machines, Inc. Hyperbaric centrifuge system
US9073104B2 (en) 2008-08-14 2015-07-07 National Oilwell Varco, L.P. Drill cuttings treatment systems
US9079222B2 (en) * 2008-10-10 2015-07-14 National Oilwell Varco, L.P. Shale shaker
US8556083B2 (en) 2008-10-10 2013-10-15 National Oilwell Varco L.P. Shale shakers with selective series/parallel flow path conversion
US20100181265A1 (en) * 2009-01-20 2010-07-22 Schulte Jr David L Shale shaker with vertical screens
DE102009001054A1 (de) 2009-02-20 2010-09-02 Hiller Gmbh Vollmantel-Schneckenzentrifuge mit Grobstoff-Auslass
AU2011268438B2 (en) * 2010-06-15 2015-09-10 Robert Havrin Centrifugal liquid separation machine using pressurized air to promote solids transport
DK2588832T3 (da) * 2010-07-01 2019-07-29 Centrisys Corp Centrifugal væskeseparationsmaskine til effektiv strøm af flerfase-faststoffer fra en tungfaseudtømningsstrøm
JP5191565B2 (ja) * 2011-02-25 2013-05-08 寿工業株式会社 遠心脱水方法及び遠心脱水装置
CN102921562B (zh) * 2011-08-09 2015-03-11 苏州优耐特机械制造有限公司 一种螺旋卸料离心机
EP2767344B1 (de) * 2013-02-15 2015-07-29 Alfa Laval Corporate AB Sanft beschleunigender Kanaleinsatz für Zentrifugaltrenner
US9643111B2 (en) 2013-03-08 2017-05-09 National Oilwell Varco, L.P. Vector maximizing screen
US11433337B2 (en) * 2019-08-30 2022-09-06 Paragon Space Development Corporation Two-phase separator device for removing condensate or particulate from a gas stream
CN111001497A (zh) * 2019-12-31 2020-04-14 南京莫尼亚离心机科技发展有限公司 一种浮渣卧螺机

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6024686A (en) * 1995-12-18 2000-02-15 Alfa Laval Separation A/S Decanter centrifuge with helical-rib baffle

Also Published As

Publication number Publication date
CA965757A (en) 1975-04-08
FR2197658A1 (de) 1974-03-29
US3885734A (en) 1975-05-27
DE2344507C2 (de) 1984-08-09
FR2197658B1 (de) 1977-02-25
US3795361A (en) 1974-03-05
DE2344507A1 (de) 1974-03-14
SE435794B (sv) 1984-10-22
JPS4986951A (de) 1974-08-20
JPS5313058B2 (de) 1978-05-08
NL170382C (nl) 1982-11-01
NL7312320A (de) 1974-03-08
NL170382B (nl) 1982-06-01

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Legal Events

Date Code Title Description
414F Notice of opposition given (sect. 14/1949)
414A Case decided by the comptroller ** specification amended (sect. 14/1949)
SPA Amended specification published
PS Patent sealed [section 19, patents act 1949]
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 19930821