Robert S. Salter

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Fredericton, CA

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Patents Grantslast 30 patents

Information Patent Grant
Process for the recovery of non-ferrous metals from sulphide ores a...
- Patent number 4,619,814
- Issue date Oct 28, 1986
- Provincial Holdings Ltd.
- Robert S. Salter
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of non-ferrous metals by thermal treatment of solutions co...
- Patent number 4,415,540
- Issue date Nov 15, 1983
- Provincial Holdings Ltd.
- Igor A. E. Wilkomirsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of lead and silver from minerals and process residues
- Patent number 4,372,782
- Issue date Feb 8, 1983
- Provincial Holdings Ltd.
- Robert S. Salter
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of non-ferrous metals by thermal treatments of solutions c...
- Patent number 4,317,803
- Issue date Mar 2, 1982
- Provincial Holdings Ltd.
- Igor A. E. Wilkomirsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Recovery of non-ferrous metals by thermal treatment of solutions co...
- Patent number 4,224,122
- Issue date Sep 23, 1980
- New Brunswick Research and Productivity Council
- Igor A. E. Wilkomirsky
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...