Richard N. Wankmuller

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New Orleans, LA, US

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus to drill and tap a hollow underwater member
- Patent number 4,862,568
- Issue date Sep 5, 1989
- Shell Offshore Inc.
- Richard N. Wankmuller
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Method to drill and tap a hollow underwater member
- Patent number 4,692,064
- Issue date Sep 8, 1987
- Shell Offshore Inc.
- Richard N. Wankmuller
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING