Denis Champaigne

Follow

Person

Copper Cliff, CA

People

Patents Grantslast 30 patents

Information Patent Grant
Detachable anchor bolt mixing head for use in mine roof support sys...
- Patent number 7,632,045
- Issue date Dec 15, 2009
- Mansour Mining Inc.
- Yaokun Wu
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
Detachable anchor bolt mixing head for use in mine roof support sys...
- Publication number 20070243026
- Publication date Oct 18, 2007
- Mansour Mining Inc.
- Yaokun Wu
- E21 - EARTH DRILLING MINING