Pertti J. Sippola

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Parainen, FI

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Patents Grantslast 30 patents

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Apparatus for coating steel objects with an alloy of zinc and alumi...
- Patent number 4,526,127
- Issue date Jul 2, 1985
- Ra-Shipping Ltd. Oy
- Pertti J. Sippola
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Method for producing dual-phase and zinc-aluminum coated steels fro...
- Patent number 4,361,448
- Issue date Nov 30, 1982
- Ra-Shipping Ltd. Oy
- Pertti J. Sippola
- C21 - METALLURGY OF IRON