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Torgny J. Lagerstedt
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Stockholm, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Centrifugal separator structure and assembly having an unjournaled...
Patent number
11,059,053
Issue date
Jul 13, 2021
Alfdex AB
Thomas Eliasson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Device for cleaning crank case gases
Patent number
8,171,920
Issue date
May 8, 2012
3nineAB
Claes Inge
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Device and method for cleaning a centrifugal separator
Patent number
8,052,779
Issue date
Nov 8, 2011
3nine AB
Torgny Lagerstedt
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and apparatus for separation of particles from a flow of gas
Patent number
8,029,601
Issue date
Oct 4, 2011
3nine AB
Peter Franzén
B03 - SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES O...
Information
Patent Grant
Method and apparatus for separation of particles from a flow of gas
Patent number
7,914,605
Issue date
Mar 29, 2011
3nine AB
Peter Franzén
Information
Patent Grant
Device and method for cleaning a centrifugal separator
Patent number
7,749,310
Issue date
Jul 6, 2010
3nine AB
Torgny Lagerstedt
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Rotor unit of a centrifugal separator
Patent number
7,731,772
Issue date
Jun 8, 2010
3Nine AB
Torgny Lagerstedt
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator for cleaning gases
Patent number
7,396,373
Issue date
Jul 8, 2008
3nine AB
Torgny Lagerstedt
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator with conical pump inlet
Patent number
7,118,521
Issue date
Oct 10, 2006
Alfa Laval Corporate AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Apparatus for simultaneous cleaning of a liquid and a gas
Patent number
7,077,881
Issue date
Jul 18, 2006
Alfa Laval Corporate AB
Peter Franzen
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator for cleaning of a fluid
Patent number
7,056,363
Issue date
Jun 6, 2006
Alfa Laval Corporate AB
Claes-Göran Carlsson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator for cleaning of a gaseous fluid
Patent number
7,033,411
Issue date
Apr 25, 2006
Alfa Laval Corporate AB
Claes-Göran Carlsson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator having a rotor and driving means thereof
Patent number
7,022,150
Issue date
Apr 4, 2006
Alfa Laval Corporate AB
Leonard Borgström
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and an apparatus for cleaning of gas
Patent number
6,821,319
Issue date
Nov 23, 2004
Alfa-Laval AB
Hans Moberg
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and plant for cleaning of gases from a combustion engine
Patent number
6,751,951
Issue date
Jun 22, 2004
Alfa-Laval AB
Leonard Borgström
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and plant for cleaning of gases from a combustion engine
Patent number
6,536,211
Issue date
Mar 25, 2003
Alfa-Laval AB
Leonard Borgström
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Entraining device for a centrifugal separator
Patent number
6,533,713
Issue date
Mar 18, 2003
Alfa-Laval AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Sealing device
Patent number
6,155,574
Issue date
Dec 5, 2000
Alfa-Laval AB
Leonard Borgstrom
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Method and a device for internal cleaning of a centrifugal rotor, a...
Patent number
6,080,098
Issue date
Jun 27, 2000
Alfa Laval AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Outlet device and a centrifugal separator provided with such an out...
Patent number
5,788,622
Issue date
Aug 4, 1998
Alfa Laval AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator
Patent number
5,779,619
Issue date
Jul 14, 1998
Alfa Laval AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
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
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 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
Energy transformation device
Patent number
5,147,280
Issue date
Sep 15, 1992
Alfa-Lavel Separation AB
Claes-Goran Carlsson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Patents Applications
last 30 patents
Information
Patent Application
CENTRIFUGAL SEPARATOR STRUCTURE AND ASSEMBLY
Publication number
20180169668
Publication date
Jun 21, 2018
ALFDEX AB
Thomas ELIASSON
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Application
Device and method for cleaning a centrifugal separator
Publication number
20110000372
Publication date
Jan 6, 2011
Torgny Lagerstedt
B08 - CLEANING
Information
Patent Application
Method and Apparatus for Separation of Particles From a Flow of Gas
Publication number
20090266231
Publication date
Oct 29, 2009
Peter Franzen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DEVICE FOR CLEANING CRANK CASE GASES
Publication number
20090241920
Publication date
Oct 1, 2009
Claes Inge
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Rotor Unit of a Centrifugal Separator
Publication number
20080308480
Publication date
Dec 18, 2008
Torgny Lagerstedt
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Device and Method for Cleaning a Centrifugal Separator
Publication number
20070295364
Publication date
Dec 27, 2007
Torgny Lagerstedt
B08 - CLEANING
Information
Patent Application
Disc stacking arrangement
Publication number
20060100083
Publication date
May 11, 2006
Torgny Lagerstedt
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Application
Apparatus for simultaneous cleaning of a liquid and a gas
Publication number
20050198932
Publication date
Sep 15, 2005
Peter Franzen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Centrifugal separator
Publication number
20050170943
Publication date
Aug 4, 2005
Alfa Laval Corporate AB
Leonard Borgstrom
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Application
Centrifugal separator for cleaning of a fluid
Publication number
20040159085
Publication date
Aug 19, 2004
Alfa Laval Corporate AB
Claes-Goran Carlsson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Centrifugal separator for cleaning of a gaseous fluid
Publication number
20040107681
Publication date
Jun 10, 2004
Claes-Goran Carlsson
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Centrifugal separator having a rotor and driving means thereof
Publication number
20040025482
Publication date
Feb 12, 2004
Leonard Borgstrom
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method and plant for cleaning of gases from a combustion engine
Publication number
20030097835
Publication date
May 29, 2003
Alfa Laval AB
Leonard Borgstrom
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL