Peter J. Mignacca

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West St. Paul, CA

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Patents Grantslast 30 patents

Information Patent Grant
Pile installation method with downhole hammer
- Patent number 7,104,732
- Issue date Sep 12, 2006
- Subterranean Ltd.
- Peter J. Mignacca
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

Information Patent Application
Pile installation method with downhole hammer
- Publication number 20050281625
- Publication date Dec 22, 2005
- Peter J. Mignacca
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING