David Ranville

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Edmonton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Sacrificial refractory shield assembly for use on a boiler tube
- Patent number 7,066,242
- Issue date Jun 27, 2006
- David Ranville
- F22 - STEAM GENERATION

Patents Applicationslast 30 patents

Information Patent Application
SACRIFICIAL REFRACTORY SHIELD ASSEMBLY FOR USE ON A BOILER TUBE
- Publication number 20060137865
- Publication date Jun 29, 2006
- David Ranville
- F22 - STEAM GENERATION