Stefan Jafverstrom

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Orebro, SE

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing usable products from an impure ferric sulfate...
- Patent number 6,270,738
- Issue date Aug 7, 2001
- Kemira Chemicals OY
- Simo Jokinen
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Purification of metal containing solutions
- Patent number 5,968,229
- Issue date Oct 19, 1999
- Kemira Kemi AB
- Stefan Jafverstrom
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...