Keith Pruden

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Katy, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Wedge thread with sealing metal
- Patent number 7,562,911
- Issue date Jul 21, 2009
- Hydril USA Manufacturing LLC
- Harris A. Reynolds, Jr.
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Heat Treatment Method of Inlaid Pressure Vessels
- Publication number 20080105340
- Publication date May 8, 2008
- Philip A. Huff
- C21 - METALLURGY OF IRON
Information Patent Application
HEAT TREATMENT OF INLAID PRESSURE VESSELS
- Publication number 20080105341
- Publication date May 8, 2008
- Philip A. Huff
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH PRESSURE-RATED RAM BLOWOUT PREVENTER AND METHOD OF MANUFACTURE
- Publication number 20080078081
- Publication date Apr 3, 2008
- Philip A. Huff
- E21 - EARTH DRILLING MINING
Information Patent Application
Wedge thread with sealing metal
- Publication number 20070170722
- Publication date Jul 26, 2007
- Harris A. Reynolds
- E21 - EARTH DRILLING MINING