Ludger Wilken-Trenkamp

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Munster, DE

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Patents Grantslast 30 patents

Information Patent Grant
Filter changing apparatus for flowable plastic material
- Patent number 5,122,286
- Issue date Jun 16, 1992
- Kreyenborg Verwaltungen und Beteiligungen KG
- Udo Kreyenborg
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Apparatus for filtering plasticized materials in extruders and like...
- Patent number 5,004,414
- Issue date Apr 2, 1991
- Kreyenborg Verwaltungen und Beteiligungen KG
- Rolf-Rudiger Stude
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL