D.S.M. N.V.

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Heerlen, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for removal of tar in a phenol preparation process
- Patent number 5,364,978
- Issue date Nov 15, 1994
- D.S.M. N.V.
- Johannes A. Kroon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation and purification of a hydroxylammonium...
- Patent number 5,362,398
- Issue date Nov 8, 1994
- D.S.M. N.V.
- Carolus H. M. Kamphuis
- C01 - INORGANIC CHEMISTRY