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Herbert Wiegand
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Cologne, DE
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Patents Grants
last 30 patents
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Patent Grant
Injection device, more particularly for direct-injection diesel eng...
Patent number
4,595,144
Issue date
Jun 17, 1986
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Herbert Wiegand
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Injection device for a diesel engine
Patent number
4,566,634
Issue date
Jan 28, 1986
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Herbert Wiegand
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Starting aid device for a high pressure combustion chamber
Patent number
4,559,008
Issue date
Dec 17, 1985
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Heinz D. Distelrath
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Method and apparatus for the injection of alcohol fuels, more parti...
Patent number
4,499,861
Issue date
Feb 19, 1985
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Herbert Wiegand
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Injection device for direct injection diesel engines using alcohol...
Patent number
4,499,862
Issue date
Feb 19, 1985
Deutsche Forschungs- und Versuchsanstalt fur Luft- und Raumfahrt e.V.
Klaus Baumer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Patents Applications
last 30 patents
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Patent Application
MULTISTAGE COMPRESSOR
Publication number
20090220357
Publication date
Sep 3, 2009
Deutsches Zentru, Fur Luft-und Raumfahrt e.v.
Klaus Bäumer
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...