Harri O. Mattila

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Ulvila, FI

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing ferric sulfate
- Patent number 5,766,566
- Issue date Jun 16, 1998
- Kemira Pigments Oy
- Harri Mattila
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Coated silicate particles
- Patent number 4,883,539
- Issue date Nov 28, 1989
- Kemira Oy
- Harri O. Mattila
- C01 - INORGANIC CHEMISTRY