EKA CHEMICALS, AB

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Patents Grantslast 30 patents

Information Patent Grant
Optically active support materials, their method of preparation and...
- Patent number 7,597,804
- Issue date Oct 6, 2009
- EKA Chemicals
- Raphaël Duval
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Recovery process in a pulp mill
- Patent number 5,980,717
- Issue date Nov 9, 1999
- Eka Chemical AB
- Roland Pudas
- D21 - PAPER-MAKING PRODUCTION OF CELLULOSE