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Hannu Nousiainen
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Porvoo, FI
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Patents Grants
last 30 patents
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Patent Grant
Process for the preparation of polyols
Patent number
6,593,502
Issue date
Jul 15, 2003
Dynea Chemicals Oy
Tapio Salmi
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for the preparation of neopentyl glycol
Patent number
6,545,189
Issue date
Apr 8, 2003
Neste Chemicals Oy
Hannu Nousiainen
C07 - ORGANIC CHEMISTRY
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Patent Grant
Process for the preparation of polyvalent alcohols
Patent number
6,255,541
Issue date
Jul 3, 2001
Neste Chemical Oy
Erkki Paatero
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
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Patent Application
Process for the preparation of polyols
Publication number
20020151754
Publication date
Oct 17, 2002
Dynea Chemicals Oy
Tapio Salmi
C07 - ORGANIC CHEMISTRY