Tonya F. Yoder

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Vashon Island, WA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process to produce simonkolleite, zinc oxide and zinc hydroxide
- Patent number 6,863,873
- Issue date Mar 8, 2005
- Loren P. Hoboy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Process to selectively recover metals from waste dusts, sludges and...
- Patent number 6,770,249
- Issue date Aug 3, 2004
- Loren P. Hoboy
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...