Frank Oliver Heinrich Pirrung

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Oudehaske, NL

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Patents Grantslast 30 patents

Information Patent Grant
Levelling agent and anti-cratering agent
- Patent number 7,173,084
- Issue date Feb 6, 2007
- EFKA Additives B.V.
- Frank Oliver Heinrich Pirrung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...