Ludovicus A. L. Kleintjens

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Stein (L.), NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for purifying a rubber
- Patent number 4,725,667
- Issue date Feb 16, 1988
- Stamicarbon B.V.
- Ludovicus A. L. Kleintjens
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Process of recovering purified benzoic acid
- Patent number 4,654,437
- Issue date Mar 31, 1987
- Stamicarbon, B.V.
- Josephus J. P. M. Goorden
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process and device for purifying benzoic acid
- Patent number 4,652,675
- Issue date Mar 24, 1987
- Stamicarbon B.V.
- Josephus J. P. M. Goorden
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of pharmaceutical benzoic acid
- Patent number 4,547,587
- Issue date Oct 15, 1985
- Stamicarbon B.V.
- Ludovicus A. L. Kleintjens
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of benzoic acid
- Patent number 4,539,425
- Issue date Sep 3, 1985
- Stamicarbon B.V.
- Ludovicus A. L. Kleintjens
- C07 - ORGANIC CHEMISTRY