Sten A. Nilsson

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Ursviken, SE

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Patents Grantslast 30 patents

Information Patent Grant
Method for decoloring sulphuric acid deriving from acid production...
- Patent number 5,026,535
- Issue date Jun 25, 1991
- Boliden Contech AB
- Jan L. Jonsson
- C01 - INORGANIC CHEMISTRY