Dieter Hellnick

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Houston, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Downhole cutter
- Patent number 4,763,737
- Issue date Aug 16, 1988
- Dieter Hellnick
- E21 - EARTH DRILLING MINING
Information Patent Grant
Method for machining and improved modified threaded collar
- Patent number 4,708,038
- Issue date Nov 24, 1987
- Dieter Hellnick
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Non-indexing machining method and apparatus
- Patent number 4,375,708
- Issue date Mar 8, 1983
- Jo-Way Tool Company, Inc.
- Dieter H. Hellnick
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for machining pipe collars
- Patent number 4,281,430
- Issue date Aug 4, 1981
- Jo-Way Tool Company, Inc.
- Dieter H. Hellnick
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method and apparatus for machining pipe collars
- Patent number 4,244,068
- Issue date Jan 13, 1981
- Jo-Way Tool Company, Inc.
- Dieter H. Hellnick
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR