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Fritz Tibussek
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Monchengladback, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Device for drilling a bore in the ground
Patent number
7,562,726
Issue date
Jul 21, 2009
Wirth Maschinen-und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and device for driving bore-holes, especially in the sea bed...
Patent number
6,484,820
Issue date
Nov 26, 2002
Wirth Maschinen-Und Bohrgeraete Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Method and device for driving bore-holes, in the sea bed using a co...
Patent number
6,422,324
Issue date
Jul 23, 2002
Wirth Maschinen-und Bohrgeratefabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drilling tool for the air-lifting process
Patent number
6,405,812
Issue date
Jun 18, 2002
Wirth Maschinen-und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Process and device for separation of pipes or columns fixed in the...
Patent number
6,183,165
Issue date
Feb 6, 2001
Wirth Maschinen-und Bohrgerate-Fabrik GmbH
Peter Heinrichs
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device for drilling a bore hole in the ground
Patent number
6,102,139
Issue date
Aug 15, 2000
Wirth Maschinen- und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Device for connecting a drill column to a pipe or the like
Patent number
4,750,770
Issue date
Jun 14, 1988
Wirth Maschinen-und Bohrgerate-Fabrik
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Tool member for a rotary drilling tool
Patent number
4,637,659
Issue date
Jan 20, 1987
Wirth Maschinen-und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Holding device for boring head tools or the like
Patent number
4,454,923
Issue date
Jun 19, 1984
Wirth Maschinen-und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Information
Patent Grant
Apparatus for extracting cores
Patent number
4,279,315
Issue date
Jul 21, 1981
Wirth Maschinen- und Bohrgerate-Fabrik GmbH
Fritz Tibussek
E21 - EARTH DRILLING MINING
Patents Applications
last 30 patents
Information
Patent Application
Device for Drilling a Bore in the Ground
Publication number
20080047758
Publication date
Feb 28, 2008
Fritz Tibussek
E21 - EARTH DRILLING MINING