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Danbury, CT, US
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Patents Grants
last 30 patents
Information
Patent Grant
Smelting of copper concentrates by oxygen injection in conventional...
Patent number
4,274,870
Issue date
Jun 23, 1981
Newmont Exploration Limited
John C. Yannopoulos
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of gold from sedimentary gold-bearing ores
Patent number
4,259,107
Issue date
Mar 31, 1981
Newmont Exploration Limited
Wilbur J. Guay
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Recovery of gold from carbonaceous gold-bearing ores
Patent number
4,188,208
Issue date
Feb 12, 1980
Newmont Exploration Limited
Wilbur J. Guay
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Treatment of zinc calcines for zinc recovery
Patent number
4,128,617
Issue date
Dec 5, 1978
Newmont Exploration Limited
Marcel F. DeGuire
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Treatment of copper refinery slimes
Patent number
4,094,668
Issue date
Jun 13, 1978
Newmont Exploration Limited
John C. Yannopoulos
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Process for manganese removal from zinc metal bearing solutions
Patent number
4,067,789
Issue date
Jan 10, 1978
Newmont Exploration Limited
Leonard Harris
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Increasing the recoverability of gold from carbonaceous gold-bearin...
Patent number
4,038,362
Issue date
Jul 26, 1977
Newmont Explorations Limited
Wilbur J. Guay
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
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last 30 trademarks