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Heinz Portmann
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Calgary, CA
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last 30 patents
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Patent Grant
Process for manufacturing a pre-stressed fiber-reinforced high pres...
Patent number
6,651,307
Issue date
Nov 25, 2003
Dynetek Industries Ltd.
Heinz Portmann
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Information
Patent Grant
Remote triggering system and retrofit kit for thermal-pressure reli...
Patent number
6,382,232
Issue date
May 7, 2002
Dynetek Industries Ltd.
Heinz Portmann
F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
Patents Applications
last 30 patents
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Patent Application
Pre-stressed fibre-reinforced high pressure vessel
Publication number
20020029449
Publication date
Mar 14, 2002
Heinz Portmann
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL