Han Spoel

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Toronto, CA

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for recovery of non-ferrous metals from scrap and dross
- Patent number 5,688,470
- Issue date Nov 18, 1997
- Han Spoel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Apparatus and method for recovering non-ferrous metals from hot dross
- Patent number 5,599,379
- Issue date Feb 4, 1997
- Han Spoel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for recovery of non-ferrous metals from scrap and dross
- Patent number 5,540,752
- Issue date Jul 30, 1996
- Han Spoel
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Dross cooler and processor
- Patent number 4,637,591
- Issue date Jan 20, 1987
- J. Philip McMahon
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
Multi-positional aluminum melting furnace and method for operating...
- Publication number 20020090018
- Publication date Jul 11, 2002
- William A. Zebedee
- F27 - FURNACES KILNS OVENS RETORTS