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NO20044108L - Centrifuges and methods of separating feed material - Google Patents

Centrifuges and methods of separating feed material

Info

Publication number
NO20044108L
NO20044108L NO20044108A NO20044108A NO20044108L NO 20044108 L NO20044108 L NO 20044108L NO 20044108 A NO20044108 A NO 20044108A NO 20044108 A NO20044108 A NO 20044108A NO 20044108 L NO20044108 L NO 20044108L
Authority
NO
Norway
Prior art keywords
centrifuges
methods
feed material
separating feed
separating
Prior art date
Application number
NO20044108A
Other languages
English (en)
Inventor
Kenneth Wayne Seyffert
Subrata Mitra
Richard James Koch
John Patrick Wright
Original Assignee
Varco Int
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 Varco Int filed Critical Varco Int
Publication of NO20044108L publication Critical patent/NO20044108L/no

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
    • B04B11/00—Feeding, charging, or discharging bowls
    • B04B11/06—Arrangement of distributors or collectors in centrifuges
    • 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
    • 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
    • B04B2001/2058—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 ribbon-type screw conveyor
NO20044108A 2002-03-28 2004-09-28 Centrifuges and methods of separating feed material NO20044108L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/109,617 US6780147B2 (en) 2000-08-31 2002-03-28 Centrifuge with open conveyor having an accelerating impeller and flow enhancer
PCT/GB2003/001337 WO2003082474A2 (en) 2002-03-28 2003-03-27 Centrifuges and methods of separating feed material

Publications (1)

Publication Number Publication Date
NO20044108L true NO20044108L (no) 2004-12-08

Family

ID=28673629

Family Applications (1)

Application Number Title Priority Date Filing Date
NO20044108A NO20044108L (no) 2002-03-28 2004-09-28 Centrifuges and methods of separating feed material

Country Status (6)

Country Link
US (1) US6780147B2 (no)
EP (1) EP1487586A2 (no)
AU (1) AU2003214450A1 (no)
CA (1) CA2480852A1 (no)
NO (1) NO20044108L (no)
WO (1) WO2003082474A2 (no)

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US20050242003A1 (en) 2004-04-29 2005-11-03 Eric Scott Automatic vibratory separator
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
US20050245381A1 (en) * 2004-04-30 2005-11-03 National-Oilwell, L.P. Centrifuge accelerator system
CA2505236C (en) * 2005-04-25 2007-11-20 Edward Carl Lantz Centrifuge with shaping of feed chamber to reduce wear
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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
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US8622220B2 (en) 2007-08-31 2014-01-07 Varco I/P Vibratory separators and screens
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
DK200970028A (en) 2009-06-12 2010-12-13 Alfa Laval Corp Ab A decanter centrifuge and a screw conveyor
DK200970026A (en) * 2009-06-12 2010-12-13 Alfa Laval Corp Ab A centrifugal separator
CN102274804B (zh) * 2011-08-30 2016-04-27 上海市离心机械研究所有限公司 一种卧螺离心机的进料分配器改良结构
EP2767344B1 (en) * 2013-02-15 2015-07-29 Alfa Laval Corporate AB Smoothly accelerating channel inlet for centrifugal separator
US9643111B2 (en) 2013-03-08 2017-05-09 National Oilwell Varco, L.P. Vector maximizing screen
PL3106230T3 (pl) * 2015-06-19 2020-08-10 Andritz S.A.S. Wirówka dekantacyjna
DK201870747A1 (en) * 2018-11-14 2020-06-23 Bollfilter Nordic Aps Filter candle and method for operating such filter candle
USD928856S1 (en) * 2019-06-11 2021-08-24 Henan Changda Bee Industry Co., Ltd Gearbox for honey centrifuge
SE544566C2 (en) * 2020-01-31 2022-07-19 Hydria Water Ab A separation device and method to separate contaminants from contaminated water
US11772104B2 (en) * 2020-06-22 2023-10-03 National Oilwell Varco, L.P. Decanter centrifuge nozzle
IT202100000035A1 (it) * 2021-01-04 2022-07-04 Schlumberger Technology Corp Centrifughe decanter e condotti di accelerazione e procedimenti associati

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Also Published As

Publication number Publication date
US20020132718A1 (en) 2002-09-19
AU2003214450A1 (en) 2003-10-13
EP1487586A2 (en) 2004-12-22
WO2003082474A3 (en) 2003-11-13
WO2003082474A2 (en) 2003-10-09
CA2480852A1 (en) 2003-10-09
US6780147B2 (en) 2004-08-24

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