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Leif Larsson
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Tumba, SE
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Patents Grants
last 30 patents
Information
Patent Grant
Centrifugal separator for cleaning of gas
Patent number
7,875,098
Issue date
Jan 25, 2011
Alfa Laval Corporate AB
Ingvar Hällgren
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
7,156,901
Issue date
Jan 2, 2007
Alfa Laval Corporate AB
Ingvar Hällgren
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
7,081,146
Issue date
Jul 25, 2006
Alfa Laval Corporate AB
Ingvar Hällgren
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Method and a device for cleaning of crankcase gases coming from an...
Patent number
7,052,529
Issue date
May 30, 2006
Alfa Laval Corporate AB
Peter Franzén
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Outlet of a centrifugal separator having a reaction driven rotor
Patent number
6,312,372
Issue date
Nov 6, 2001
Alfa-Laval AB
Leif Larsson
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Reaction-driven centrifugal rotor with outlet chamber entrainment m...
Patent number
6,200,252
Issue date
Mar 13, 2001
Alfa-Laval AB
Ingvar Hallgren
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Information
Patent Grant
Centrifugal separator having axially-extending, angled separation d...
Patent number
6,183,407
Issue date
Feb 6, 2001
Alfa-Laval AB
Ingvar Hallgren
B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
Patents Applications
last 30 patents
Information
Patent Application
CENTRIFUGAL SEPARATOR FOR CLEANING OF GAS
Publication number
20090025562
Publication date
Jan 29, 2009
Alfa Laaval Corporate AB
Ingvar Hallgren
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Apparatus for simultaneous cleaning of a liquid and a gas
Publication number
20050039604
Publication date
Feb 24, 2005
Alfa Laval Corporate AB
Ingvar Hallgren
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Apparatus for simultaneous cleaning of a liquid and a gas
Publication number
20040237792
Publication date
Dec 2, 2004
Ingvar Hallgren
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL