Roland Wangelin

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Vange, SE

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Patents Grantslast 30 patents

Information Patent Grant
Arrangement for mixing a first and second gas flow with downstream...
- Patent number 7,543,600
- Issue date Jun 9, 2009
- Varivent Innovations AB
- Gustav Berggren
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Movable sleeve exhaust gas recirculation system
- Patent number 7,261,096
- Issue date Aug 28, 2007
- Haldex Hydraulics AB
- Gustav Berggren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

Information Patent Application
Movable sleeve exhaust gas recirculation system
- Publication number 20070107706
- Publication date May 17, 2007
- Gustav Berggren
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
Arrangement for mixing a first and second gas flow with downstream...
- Publication number 20060180224
- Publication date Aug 17, 2006
- Gustav Berggren
- G05 - CONTROLLING REGULATING