ZA855410B - Filtering screens and methods of production - Google Patents

Filtering screens and methods of production

Info

Publication number
ZA855410B
ZA855410B ZA855410A ZA855410A ZA855410B ZA 855410 B ZA855410 B ZA 855410B ZA 855410 A ZA855410 A ZA 855410A ZA 855410 A ZA855410 A ZA 855410A ZA 855410 B ZA855410 B ZA 855410B
Authority
ZA
South Africa
Prior art keywords
production
methods
filtering screens
screens
filtering
Prior art date
Application number
ZA855410A
Other languages
English (en)
Inventor
Marshall Graham Bailey
Original Assignee
Thule United Ltd
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 Thule United Ltd filed Critical Thule United Ltd
Publication of ZA855410B publication Critical patent/ZA855410B/xx

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4618—Manufacturing of screening surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/012—Making filtering elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/01—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements
    • B01D29/05—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with flat filtering elements supported
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/52—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in parallel connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
    • B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/62—Regenerating the filter material in the filter
    • B01D29/70—Regenerating the filter material in the filter by forces created by movement of the filter element
    • B01D29/72—Regenerating the filter material in the filter by forces created by movement of the filter element involving vibrations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D39/00—Filtering material for liquid or gaseous fluids
    • B01D39/10—Filter screens essentially made of metal
    • B01D39/12—Filter screens essentially made of metal of wire gauze; of knitted wire; of expanded metal
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4663—Multi-layer screening surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/4672—Woven meshes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/4609—Constructional details of screens in general; Cleaning or heating of screens constructional details of screening surfaces or meshes
    • B07B1/469—Perforated sheet-like material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/48—Stretching devices for screens
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
    • B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
    • B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
    • B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
    • B07B1/50—Cleaning

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Textile Engineering (AREA)
  • Filtering Materials (AREA)
  • Combined Means For Separation Of Solids (AREA)
  • Filtration Of Liquid (AREA)
ZA855410A 1984-07-21 1985-07-17 Filtering screens and methods of production ZA855410B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848418658A GB8418658D0 (en) 1984-07-21 1984-07-21 Filtering screens

Publications (1)

Publication Number Publication Date
ZA855410B true ZA855410B (en) 1986-03-26

Family

ID=10564269

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA855410A ZA855410B (en) 1984-07-21 1985-07-17 Filtering screens and methods of production

Country Status (5)

Country Link
US (1) US4728422A (ja)
JP (1) JP2556678B2 (ja)
CA (1) CA1274189A (ja)
GB (1) GB8418658D0 (ja)
ZA (1) ZA855410B (ja)

Families Citing this family (99)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62169745U (ja) * 1986-04-11 1987-10-28
JPH01280504A (ja) * 1987-06-25 1989-11-10 Sekisui Chem Co Ltd 水硬性無機質成形物の成形方法
DE3803370A1 (de) * 1988-02-05 1989-08-17 Aqualon Gmbh & Co Kg Verfahren zum abtrennen von celluloseethern aus einer celluloseethersuspension
JPH03105981U (ja) * 1990-02-19 1991-11-01
US5326470A (en) * 1992-12-08 1994-07-05 Bird Escher Wyss Inc. Non-compressive loading of a screen basket for a pulp pressure screening apparatus
DE4338085C2 (de) * 1993-03-06 1996-11-28 Mall Beton Gmbh Filtereinrichtung für einen Schacht zur Aufnahme von Regenwasser
US5385669A (en) * 1993-04-30 1995-01-31 Environmental Procedures, Inc. Mining screen device and grid structure therefor
US6401934B1 (en) 1993-04-30 2002-06-11 Tuboscope I/P, Inc. Ramped screen & vibratory separator system
US6186337B1 (en) 1998-10-30 2001-02-13 Tuboscope I/P, Inc. Dual screen element having upper scalping screen adhered to crests of corrugated lower screen
US6450345B1 (en) 1993-04-30 2002-09-17 Varco I/P, Inc. Glue pattern screens and methods of production
US6267247B1 (en) 1993-04-30 2001-07-31 Tuboscope I/P, Inc. Vibratory separator screen
US6454099B1 (en) 1993-04-30 2002-09-24 Varco I/P, Inc Vibrator separator screens
US6325216B1 (en) 1993-04-30 2001-12-04 Tuboscope I/P, Inc. Screen apparatus for vibratory separator
US6290068B1 (en) * 1993-04-30 2001-09-18 Tuboscope I/P, Inc. Shaker screens and methods of use
US5392925A (en) * 1993-08-12 1995-02-28 Environmental Procedures, Inc. Shale shaker and screen
USD425531S (en) * 1999-03-29 2000-05-23 Tuboscope I/P, Inc. Screen
US6152307A (en) 1993-04-30 2000-11-28 Tuboscope I/P, Inc. Vibratory separator screens
US6629610B1 (en) 1993-04-30 2003-10-07 Tuboscope I/P, Inc. Screen with ramps for vibratory separator system
US6565698B1 (en) * 1993-04-30 2003-05-20 Varco I/P, Inc. Method for making vibratory separator screens
US6581781B1 (en) 1993-04-30 2003-06-24 Tuboscope I/P, Inc. Vibrator separator screens
US6371301B1 (en) 2000-11-17 2002-04-16 Varco I/P, Inc. Screen basket for shale shakers
US6722504B2 (en) 1993-04-30 2004-04-20 Varco I/P, Inc. Vibratory separators and screens
US6607080B2 (en) 1993-04-30 2003-08-19 Varco I/P, Inc. Screen assembly for vibratory separators
US6269953B1 (en) 1993-04-30 2001-08-07 Tuboscope I/P, Inc. Vibratory separator screen assemblies
US5971159A (en) 1993-04-30 1999-10-26 Tuboscope I/P, Inc. Screen assembly for a vibratory separator
US5598930A (en) * 1995-07-20 1997-02-04 Advanced Wirecloth, Inc. Shale shaker screen
US6371302B1 (en) 1993-04-30 2002-04-16 Tuboscope I/P, Inc. Vibratory separator screens
US6283302B1 (en) * 1993-08-12 2001-09-04 Tuboscope I/P, Inc. Unibody screen structure
US6443310B1 (en) 1993-04-30 2002-09-03 Varco I/P, Inc. Seal screen structure
USD377656S (en) * 1996-01-04 1997-01-28 Environmental Procedures, Inc. Screen
US5398816A (en) * 1993-07-20 1995-03-21 Sweco, Incorporated Fine mesh screening
US5551575A (en) * 1994-07-29 1996-09-03 Environmental Procedures, Inc. Shale shaker screens
US5595306A (en) * 1995-05-22 1997-01-21 Emerson Electric Co. Screening system
US5816413A (en) * 1995-09-08 1998-10-06 W.S. Tyler, Canada Wire screen deck having replaceable modular screen panels
US5851393A (en) * 1995-11-14 1998-12-22 Emerson Electric Co. Screen assembly
RU2165803C2 (ru) 1996-08-20 2001-04-27 Бюлер Аг Плоское сито
DE19706601C1 (de) * 1997-02-20 1998-11-12 Buehler Ag Siebrahmen für Plansichter und Verfahren zu dessen Herstellung
DE69824052T2 (de) * 1997-03-01 2005-02-03 United Wire Ltd. Filtersieb
US5944197A (en) * 1997-04-24 1999-08-31 Southwestern Wire Cloth, Inc. Rectangular opening woven screen mesh for filtering solid particles
US5967336A (en) 1997-09-02 1999-10-19 Southwestern Wire Cloth, Inc. Vibrating screen assembly with improved frame
US6439392B1 (en) 1997-09-02 2002-08-27 Southwestern Wire Cloth, Inc. Vibrating screen assembly with tubular frame
GB9723650D0 (en) * 1997-11-10 1998-01-07 Its Holdings Ltd Screen
US6050423A (en) * 1998-07-27 2000-04-18 Terex Corporation Trommel with quick change screen panels
US6932883B2 (en) * 1998-10-30 2005-08-23 Varco I/P, Inc. Screens for vibratory separators
US20040112522A1 (en) * 1998-10-30 2004-06-17 Ward Kerry T. Automated methods for making screen assemblies for vibratory separators
US20030042179A1 (en) * 1998-10-30 2003-03-06 Adams Thomas C. Vibratory separator screens
US6669985B2 (en) 1998-10-30 2003-12-30 Varco I/P, Inc. Methods for making glued shale shaker screens
US6736270B2 (en) 1998-10-30 2004-05-18 Varco I/P, Inc. Glued screens for shale shakers
US20040251175A1 (en) * 1998-10-30 2004-12-16 Adams Thomas C. Apparatuses and methods for making glued screen assemblies
US6305549B1 (en) 1999-07-06 2001-10-23 Southwestern Wire Cloth, Inc. Vibrating screen assembly of dissimilar materials
US6202856B1 (en) 1999-09-22 2001-03-20 Emerson Electric Co. Vibratory screening system and screen therefor
US6220449B1 (en) 1999-10-01 2001-04-24 Tuboscope I/P, Inc. Flat top cloth support screen
US20040007508A1 (en) * 1999-12-04 2004-01-15 Schulte David L. Screen assembly for vibratory separator
US6431368B1 (en) 2000-07-05 2002-08-13 Emerson Electric Co. Vibratory screen
US6692637B2 (en) * 2001-11-07 2004-02-17 Tetra Holding (Us), Inc. Dual density filter cartridge
GB0127085D0 (en) * 2001-11-10 2002-01-02 United Wire Ltd Improved screen for separating solids from liquids
US7282142B2 (en) * 2002-04-22 2007-10-16 Kraft Wayne J Fluid strainer assembly
US20030201237A1 (en) * 2002-04-26 2003-10-30 Grichar Charles Newton Shale shakers
US6706172B2 (en) * 2002-05-21 2004-03-16 Daniel M. Strawser, Sr. Stormwater filter assembly for catch basin grates
EP1519780A1 (en) * 2002-07-05 2005-04-06 N.V. Bekaert S.A. A filter element comprising a filter medium and a reinforcing structure
ATE359853T1 (de) * 2002-07-08 2007-05-15 Filtrox Ag Anschwemmfilterkerze, anschwemmfilter und verwendung einer filterkerze
GB0225619D0 (en) * 2002-11-02 2002-12-11 United Wire Ltd Improved screen
US7682996B2 (en) * 2002-11-21 2010-03-23 M-I L.L.C. Vibratory screen
US7484625B2 (en) * 2003-03-13 2009-02-03 Varco I/P, Inc. Shale shakers and screens with identification apparatuses
US7757864B2 (en) * 2004-06-15 2010-07-20 M-I L.L.C. Screen assembly designed to conform to the radius of vibrating shakers with crowned decks
US20060064925A1 (en) * 2004-09-24 2006-03-30 Mary Morgan Pest repellant supporting rack system
US9672947B2 (en) 2004-11-15 2017-06-06 Atomic Energy Of Canada Limited Finned strainer
WO2007061447A2 (en) * 2005-11-15 2007-05-31 Sefar Filtration Inc. Disposable pre-tensioned sieve frame and method of making same
US8261915B2 (en) * 2005-12-06 2012-09-11 Rotex Global, Llc Screening machine and associated screen panel
US20070125688A1 (en) * 2005-12-06 2007-06-07 Rotex, Inc. Screening machine, associated screen panel and seal
US20110036759A1 (en) 2005-12-06 2011-02-17 Rotex, Inc. Screening machine and associated screen panel
US8167134B2 (en) * 2006-06-30 2012-05-01 Tandem Products, Inc. Sifting screen structure
US20080067113A1 (en) * 2006-06-30 2008-03-20 Helmy Nashat N Sifting screen and method of manufacture
US8231010B2 (en) * 2006-12-12 2012-07-31 Varco I/P, Inc. Screen assemblies and vibratory separators
US20080223761A1 (en) * 2007-03-14 2008-09-18 Rotex, Inc. Sealing Mechanism and Associated Sealing Method for Screening Machines
DE102008027663A1 (de) * 2008-06-10 2009-12-24 Ibs Filtran Kunststoff-/ Metallerzeugnisse Gmbh Filtermedium für einen Ölfilter
EP2445606B1 (en) * 2009-06-23 2016-08-31 Atomic Energy Of Canada Limited Vaned filtering element
US20110068065A1 (en) * 2009-09-18 2011-03-24 Caterpillar Inc. Filter assembly
US8303751B2 (en) * 2010-08-30 2012-11-06 GM Global Technology Operations LLC Method for integral vent screen in molded panels
DE102011015960A1 (de) * 2011-04-04 2012-10-04 Paul Gmbh & Co. Kg Metallgewebe- Und Filterfabriken Anschwemmunterlage und Herstellungsverfahren für Anschwemmunterlagen
CA2876340C (en) * 2012-06-11 2018-07-17 M-I L.L.C. Vibratory separator screen
GB2531659A (en) * 2013-04-30 2016-04-27 M-I Drilling Fluids U K Ltd Screen having frame members with angled surface(s)
GB2537753B (en) * 2013-10-02 2019-02-20 Leslie Hearl Wood Colin Moulding of reinforced products
US10166574B2 (en) 2013-11-12 2019-01-01 National Oilwell Varco, L.P. System and method for fabricating screen panel assemblies for vibratory separators
US11911720B2 (en) 2014-04-10 2024-02-27 Unger Marketing International, Llc Fluid purification device
EP2969106B1 (en) 2014-04-10 2020-03-11 Unger Marketing International, LLC Pure water systems
USD742997S1 (en) 2014-04-10 2015-11-10 Unger Marketing International, Llc Water purification media device
USD740915S1 (en) 2014-04-10 2015-10-13 Unger Marketing International, Llc Water purification device
EP3031527A1 (fr) * 2014-12-09 2016-06-15 Frewitt fabrique de machines S.A. Système de tamis pour un dispositif de broyage et dispositif de broyage utilisant un tel système de tamis
US11154800B2 (en) 2015-04-10 2021-10-26 Unger Marketing International, Llc Fluid purification device
US11148082B2 (en) 2015-04-10 2021-10-19 Unger Marketing International, Llc Fluid purification device
USD849886S1 (en) 2017-08-28 2019-05-28 Unger Marketing International, Llc Water purification device
MX2018003187A (es) 2015-09-14 2018-11-09 M I Drilling Fluids Uk Ltd Montaje de broche y cierre.
CN105797481B (zh) * 2016-03-14 2017-12-08 南阳市水利建筑勘测设计院 一种用于水利水电工程的过滤系统
USD907742S1 (en) 2018-03-07 2021-01-12 Unger Marketing International, Llc Water purification media device
USD958928S1 (en) 2018-11-01 2022-07-26 Unger Marketing International, Llc Water purification media device
US12031957B2 (en) * 2019-03-27 2024-07-09 Shimadzu Corporation Ion suppressor
WO2020206437A1 (en) * 2019-04-05 2020-10-08 Aqseptence Group, Inc. Filter screen having honeycomb support structure
US20200324227A1 (en) * 2019-04-10 2020-10-15 James R. Munson Filters Having a Plurality of Openings

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3666277A (en) * 1968-12-24 1972-05-30 Tyler Inc W S Edge seal strip for a tension screen
US3684091A (en) * 1969-12-11 1972-08-15 Lehmann Hein & Co Ag Tensionable elastic screen bottom
US3970550A (en) * 1972-01-28 1976-07-20 Bba Group Limited Moulded elastomeric screen mat for sieving devices
US3900628A (en) * 1973-06-13 1975-08-19 Linatex Corp Of America Pretensioned screen panel
US4033865A (en) * 1974-12-09 1977-07-05 Derrick Manufacturing Corporation Non-clogging screen apparatus
US4120785A (en) * 1976-02-23 1978-10-17 Mitsuboshi Belting Limited Rubber screens for vibratory screening apparatus
GB1575312A (en) * 1976-11-30 1980-09-17 Thule United Ltd Vibratory sifting machines
GB1526663A (en) * 1977-04-25 1978-09-27 Derrick Mfg Corp Vibratory screening apparatus for finely divided material
FR2407026A1 (fr) * 1977-10-26 1979-05-25 United Wire Group Ltd Crible de tamisage
GB1578948A (en) * 1977-10-26 1980-11-12 United Wire Group Ltd Sifting screens
DE3006364B1 (de) * 1980-02-20 1980-11-13 Steinhaus Gmbh Lochplatten-Siebboden mit Selbstreinigungswirkung
US4380494A (en) * 1980-04-14 1983-04-19 Litton Systems, Inc. Vibrating screen with self-supporting screen cloth
US4390420A (en) * 1981-11-12 1983-06-28 Combustion Engineering, Inc. Wire cloth tensioning apparatus

Also Published As

Publication number Publication date
JPS6138607A (ja) 1986-02-24
GB8418658D0 (en) 1984-08-22
CA1274189A (en) 1990-09-18
US4728422A (en) 1988-03-01
JP2556678B2 (ja) 1996-11-20

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