Herbert Beyer

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Werne, DE

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Patents Grantslast 30 patents

Information Patent Grant
Mineral mining installation
- Patent number 4,402,634
- Issue date Sep 6, 1983
- Gewerkschaft Eisenhutte Westfalia
- Gerhard Merten
- E21 - EARTH DRILLING MINING
Information Patent Grant
Longwall mineral mining installation
- Patent number 4,389,072
- Issue date Jun 21, 1983
- Gewerkschaft Eisenhutte Westfalia
- Horst Linke
- E21 - EARTH DRILLING MINING
Information Patent Grant
Longwall mineral mining installation
- Patent number 4,349,229
- Issue date Sep 14, 1982
- Gewerkschaft Eisenhutte Westfalia
- Kunibert Becker
- E21 - EARTH DRILLING MINING
Information Patent Grant
Tensioning a longwall mineral mining installation
- Patent number 4,169,689
- Issue date Oct 2, 1979
- Gewerkschaft Eisenhutte Westfalia
- Walter Weirich
- E21 - EARTH DRILLING MINING