Helmut Thewes

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Bocholt, DE

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Patents Grantslast 30 patents

Information Patent Grant
Gear mechanism for twin screw extruder
- Patent number 7,185,559
- Issue date Mar 6, 2007
- A. Friedr. Flender Aktiengesellschaft
- Franz Schmeink
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Transmission for a double screw extruder with two tapering helical...
- Patent number 6,234,661
- Issue date May 22, 2001
- A. Friedr. Flender AG
- Helmut Thewes
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Gear mechanism for twin screw extruder
- Publication number 20050199093
- Publication date Sep 15, 2005
- A. Friedr. Flender Aktiengesellschaft
- Franz Schmeink
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL