Alfred Zitz

Person

Zeltweg, AT

People

Patents Grantslast 30 patents

Information Patent Grant
Roof bolt drilling and setting apparatus
- Patent number 5,913,573
- Issue date Jun 22, 1999
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Franz Schlegl
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method of controlling interlinked vehicles in mining and tunnelling...
- Patent number 5,881,832
- Issue date Mar 16, 1999
- Voest-Alpine Bergtechnik Gesellschaft GmbH
- Alfred Zitz
- G05 - CONTROLLING REGULATING
Information Patent Grant
Dry dust removal device
- Patent number 5,673,974
- Issue date Oct 7, 1997
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Egmont Lammer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Gear box
- Patent number 5,557,979
- Issue date Sep 24, 1996
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Otto Krassnitzer
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Bit holder with a detachably fixed bit bushing
- Patent number 5,498,069
- Issue date Mar 12, 1996
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Gottfried Siebenhofer
- E21 - EARTH DRILLING MINING
Information Patent Grant
Anchor bolt drilling and setting device
- Patent number 5,392,869
- Issue date Feb 28, 1995
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Hermann Froschl
- E21 - EARTH DRILLING MINING
Information Patent Grant
Low profile mining machine having a cutter mounted on a slidable ca...
- Patent number 5,333,936
- Issue date Aug 2, 1994
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Loading device for mining
- Patent number 5,228,552
- Issue date Jul 20, 1993
- Voest-Alpine Berftechnik Gesellschaft m.b.h.
- Erich Brandl
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Roof support for underground excavations such as coal mines
- Patent number 5,178,494
- Issue date Jan 12, 1993
- Voest-Alpine Bergtechnik Gesellschaft m.b.H.
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drive arrangement for shearing drums
- Patent number 5,108,154
- Issue date Apr 28, 1992
- Voest-Alpine Zeltweg Gesellschaft m.b.H.
- Erich Brandl
- E21 - EARTH DRILLING MINING
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
Shearing machine with movable shearing drum and conveyor
- Patent number 5,072,994
- Issue date Dec 17, 1991
- Voest-Alpine Zeltweg Gesellschaft m.b.H.
- Erich Brandl
- E21 - EARTH DRILLING MINING
Information Patent Grant
Shearing machine with roof-bolt drilling and setting devices
- Patent number 5,050,934
- Issue date Sep 24, 1991
- Voest-Alpine Zeltweg Gesellschaft m.b.H.
- Erich Brandl
- E21 - EARTH DRILLING MINING
Information Patent Grant
Chain conveyor for loading devices and/or conveying devices
- Patent number 5,000,306
- Issue date Mar 19, 1991
- Voest-Apline Maschinenbau Gesellschaft m.b.H.
- Alfred Zitz
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Device for guying a drift advancing machine within a drift
- Patent number 4,966,417
- Issue date Oct 30, 1990
- Voest-Alpine Maschinenbau Gesellschaft m.b.H.
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Arm-supported cutting roll with effective length pivotally adjustab...
- Patent number 4,875,738
- Issue date Oct 24, 1989
- Voest-Alpine Maschinenbau Gesellschaft m.b.H.
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Movable cutting machine
- Patent number 4,784,439
- Issue date Nov 15, 1988
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for transferring the cup heap of debris onto a drift conveyi...
- Patent number 4,776,445
- Issue date Oct 11, 1988
- Voest-Alpine Aktiengesselschaft
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for controlling the movement of a universally swivellable c...
- Patent number 4,770,469
- Issue date Sep 13, 1988
- Voest-Alpine Aktiengesselschaft
- Eduard Schellenberg
- E21 - EARTH DRILLING MINING
Information Patent Grant
Process for controlling the movement of an universally swivellable...
- Patent number 4,721,340
- Issue date Jan 26, 1988
- Voest-Alpine Aktiengesellschaft
- Herwig Wrulich
- E21 - EARTH DRILLING MINING
Information Patent Grant
Apparatus for cutting excavations having a substantially planar face
- Patent number 4,711,502
- Issue date Dec 8, 1987
- Voest-Alpine Aktiengesellschaft
- Franz Barnthaler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Cutting machine
- Patent number 4,696,518
- Issue date Sep 29, 1987
- Voest-Alpine Aktiengesellschaft
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drift advancing or exploiting machine
- Patent number 4,688,855
- Issue date Aug 25, 1987
- Voest-Alpine Aktiengesellschaft
- Franz Barnthaler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Drift advancing or mining machine
- Patent number 4,664,449
- Issue date May 12, 1987
- Voest-Alpine Aktiengesellschaft
- Franz Barnthaler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for sealing a drift cross section driven by means of a cutti...
- Patent number 4,662,685
- Issue date May 5, 1987
- Voest-Alpine Aktiengesellschaft
- Franz Barnthaler
- E21 - EARTH DRILLING MINING
Information Patent Grant
Device for controlling the position of a tunnelling machine
- Patent number 4,643,567
- Issue date Feb 17, 1987
- Voest-Alpine Aktiengesellschaft
- Bernhard Droscher
- G01 - MEASURING TESTING
Information Patent Grant
Supporting frame
- Patent number 4,613,256
- Issue date Sep 23, 1986
- Voest-Alpine Aktiengesellschaft
- Alfred Zitz
- E21 - EARTH DRILLING MINING
Information Patent Grant
Protecting device for partial-cut cutting machines
- Patent number 4,591,209
- Issue date May 27, 1986
- Voest-Alpine Aktiengesellschaft
- Bernhard Droscher
- 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
Device for correcting the control or the display of the position of...
- Patent number 4,578,627
- Issue date Mar 25, 1986
- Voest-Alpine Aktiengesellschaft
- Bernhard Droscher
- E21 - EARTH DRILLING MINING

Alfred Zitz

Person

Patents Grantslast 30 patents

Roof bolt drilling and setting apparatus

Method of controlling interlinked vehicles in mining and tunnelling...

Dry dust removal device

Gear box

Bit holder with a detachably fixed bit bushing

Anchor bolt drilling and setting device

Low profile mining machine having a cutter mounted on a slidable ca...

Loading device for mining

Roof support for underground excavations such as coal mines

Drive arrangement for shearing drums

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

Shearing machine with movable shearing drum and conveyor

Shearing machine with roof-bolt drilling and setting devices

Chain conveyor for loading devices and/or conveying devices

Device for guying a drift advancing machine within a drift

Arm-supported cutting roll with effective length pivotally adjustab...

Movable cutting machine

Device for transferring the cup heap of debris onto a drift conveyi...

Process for controlling the movement of a universally swivellable c...

Process for controlling the movement of an universally swivellable...

Apparatus for cutting excavations having a substantially planar face

Cutting machine

Drift advancing or exploiting machine

Drift advancing or mining machine

Device for sealing a drift cross section driven by means of a cutti...

Device for controlling the position of a tunnelling machine

Supporting frame

Protecting device for partial-cut cutting machines

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

Device for correcting the control or the display of the position of...