Henning Reier Nilsen

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Porsgrunn, NO

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Patents Grantslast 30 patents

Information Patent Grant
Process for manufacturing of phosphoric acid
- Patent number 4,043,789
- Issue date Aug 23, 1977
- Norsk Hydro A. S.
- Rolf Steen Hansen
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES