Franz Schoffmann

Person

Leoben, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Device for feeding fluid for the spraying of picks in a shearing drum
- Patent number 5,098,166
- Issue date Mar 24, 1992
- Voest-Alpine Zeltweg Gesellschaft, m.b.H.
- Bernhard Ebner
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for intermittently subjecting axially shiftable bits of a cu...
- Patent number 4,735,458
- Issue date Apr 5, 1988
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for spraying the bits and/or the facing with pressurized li...
- Patent number 4,585,275
- Issue date Apr 29, 1986
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Arrangement for supplying a pressurized liquid to a rotating machin...
- Patent number 4,577,892
- Issue date Mar 25, 1986
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting head for drift advancing machines and process for producing...
- Patent number 4,572,583
- Issue date Feb 25, 1986
- Voest-Alpine Aktiengesellschaft
- Gottfried Traumumiller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting head for drift advancing machines
- Patent number 4,568,127
- Issue date Feb 4, 1986
- Voest-Alpine Aktiengesellschaft
- Gottfried Traumuller
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drive arrangement for the loading arms of a loading ramp for headin...
- Patent number 4,552,263
- Issue date Nov 12, 1985
- Voest-Alpine Aktiengesellschaft
- Arnulf Kissich
- E21 - EARTH DRILLING MINING

Franz Schoffmann

Person

Patents Grantslast 30 patents

Device for feeding fluid for the spraying of picks in a shearing drum

Device for intermittently subjecting axially shiftable bits of a cu...

Process for spraying the bits and/or the facing with pressurized li...

Arrangement for supplying a pressurized liquid to a rotating machin...

Cutting head for drift advancing machines and process for producing...

Cutting head for drift advancing machines

Drive arrangement for the loading arms of a loading ramp for headin...