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Alfa-Laval Separation AB

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  • Tumba, SE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Decanter centrifuge
    • Patent number 6,004,255
    • Issue date Dec 21, 1999
    • Alfa-Laval Separation AB
    • Bent Madsen
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Purification of oil
    • Patent number 5,976,357
    • Issue date Nov 2, 1999
    • Alfa-Laval Separation AB
    • Gunnar Strom
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Vibratory screening apparatus
    • Patent number 5,896,998
    • Issue date Apr 27, 1999
    • Alfa-Laval Separation AB
    • Ola Bjorklund
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Purification method
    • Patent number 5,876,608
    • Issue date Mar 2, 1999
    • Alfa-Laval Separation AB
    • Gunnar Strom
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 5,735,789
    • Issue date Apr 7, 1998
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Plant for freeing a liquid from a substance dispersed therein and h...
    • Patent number 5,733,239
    • Issue date Mar 31, 1998
    • Alfa-Laval Separation AB
    • Claes Inge
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method for freeing a liquid from a substance dispersed therein and...
    • Patent number 5,720,705
    • Issue date Feb 24, 1998
    • Alfa-Laval Separation AB
    • Claes Inge
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator for entraining a separated liquid with minima...
    • Patent number 5,709,643
    • Issue date Jan 20, 1998
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Mounting & tensioning arrangements for screens
    • Patent number 5,615,776
    • Issue date Apr 1, 1997
    • Alfa-Laval Separation AB
    • Ola Bjorklund
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Purification of industrial lubricating agents
    • Patent number 5,611,919
    • Issue date Mar 18, 1997
    • Alfa-Laval Separation AB
    • Gunnar Str om
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Method of regulating the outlet flow of a liquid separated in a cen...
    • Patent number 5,599,271
    • Issue date Feb 4, 1997
    • Alfa-Laval Separation AB
    • Jon Eiken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator with air entrainment suppression
    • Patent number 5,518,494
    • Issue date May 21, 1996
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator with a paring device
    • Patent number 5,405,307
    • Issue date Apr 11, 1995
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 5,362,292
    • Issue date Nov 8, 1994
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number D335294
    • Issue date May 4, 1993
    • Alfa-Laval Separation AB
    • Bertil Vallien
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Centrifugal separator
    • Patent number 5,202,024
    • Issue date Apr 13, 1993
    • Alfa-Laval Separation AB
    • Per-Olof Andersson
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator with pumping means, arranged to accomplish a...
    • Patent number 5,160,309
    • Issue date Nov 3, 1992
    • Alfa-Laval Separation AB
    • Gosta Robertsson
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator having a device for the transformation of kin...
    • Patent number 5,160,311
    • Issue date Nov 3, 1992
    • Alfa-Laval Separation AB
    • Claes Inge
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 5,052,996
    • Issue date Oct 1, 1991
    • Alfa-Laval Separation AB
    • Christer Lantz
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 5,045,049
    • Issue date Sep 3, 1991
    • Alfa-Laval Separation AB
    • Christer Lantz
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator with a discharge device
    • Patent number 5,024,648
    • Issue date Jun 18, 1991
    • Alfa-Laval Separation AB
    • Claes Inge
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method and apparatus for reduction of the pressure in a liquid mixture
    • Patent number 4,978,370
    • Issue date Dec 18, 1990
    • Alfa-Laval Separation AB
    • Kjell Klintenstedt
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,950,401
    • Issue date Aug 21, 1990
    • Alfa-Laval Separation AB
    • Peter Unger
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,930,412
    • Issue date Jun 5, 1990
    • Alfa-Laval Separation AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Operating system for centrifugal separator
    • Patent number 4,925,442
    • Issue date May 15, 1990
    • Alfa-Laval Separation AB
    • Berth Bodelson
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,915,682
    • Issue date Apr 10, 1990
    • Alfa-Laval Separation AB
    • Klaus Stroucken
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,861,329
    • Issue date Aug 29, 1989
    • Alfa-Laval Separation AB
    • Leonard Borgstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,820,256
    • Issue date Apr 11, 1989
    • Alfa-Laval Separation AB
    • Torbjorn Nordstrom
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Centrifugal separator
    • Patent number 4,813,923
    • Issue date Mar 21, 1989
    • Alfa-Laval Separation AB
    • Bo Johansson
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Method of sensing and indicating errors in a dosing circuit
    • Patent number 4,800,367
    • Issue date Jan 24, 1989
    • Alfa-Laval Separation AB
    • Kjell Klintenstedt
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    75292437 - REMIND
    • Serial number 75292437
    • Registration number 2352257
    • Filing date May 15, 1997
    • Alfa Laval Separation AB
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    74224243 - VISCOCHIEF
    • Serial number 74224243
    • Registration number 1783308
    • Filing date Nov 22, 1991
    • Alfa-Laval Separation AB
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments