Frank Fischer-Helwig

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Am Lohe, DE

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Patents Grantslast 30 patents

Information Patent Grant
Wear-resistant hard-surfacing for the rolls of high-pressure roll p...
- Patent number 5,704,561
- Issue date Jan 6, 1998
- Deutz AG
- Jakob Ansen
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Wear-resistant hard-surfacing for the rolls of high-pressure roll p...
- Patent number 5,601,520
- Issue date Feb 11, 1997
- Klockner-Humboldt-Deutz AG
- Michael Wollner
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...