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Ole Henrik Levorsen
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last 30 patents
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Patent Grant
Contact heater
Patent number
9,995,190
Issue date
Jun 12, 2018
DEFA AS
Ole Henrik Levorsen
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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last 30 patents
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Patent Application
A CONTACT HEATER
Publication number
20160265401
Publication date
Sep 15, 2016
DEFA AS
Ole Henrik Levorsen
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS