Jan Vis

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Zevenaar, NL

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of sulfur-containing additives for lubr...
- Patent number 4,328,112
- Issue date May 4, 1982
- Akzona Incorporated
- Jan Vis
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin composition having improved internal and external lubricating...
- Patent number 4,283,314
- Issue date Aug 11, 1981
- Akzona Incorporated
- Jacobus J. Zeilstra
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...