Roderick O. McElroy

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Vancouver, CA

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Patents Grantslast 30 patents

Information Patent Grant
Method for upgrading combustion ash
- Patent number 8,888,909
- Issue date Nov 18, 2014
- Provectus Engineered Materiels Ltd.
- Klaus H. Oehr
- C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information Patent Grant
Process for the treatment of electric arc furnace dust
- Patent number 5,336,297
- Issue date Aug 9, 1994
- Terra Gaia Environmental Group Inc.
- Roderick O. McElroy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR UPGRADING COMBUSTION ASH
- Publication number 20120234211
- Publication date Sep 20, 2012
- SONOASH LLC
- Klaus H. Oehr
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...