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2011
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Invention
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Rhenium recovery. Method for rhenium recovery from copper solvent extraction solution. It is dete... |
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Invention
|
Cobalt recovery. A method for extracting cobalt from copper raffinate. First, a supply of raffina... |
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|
Invention
|
Ion exchange cobalt recovery. Method of ion exchange cobalt recovery. Raffinate including cobalt,... |
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|
Invention
|
Methods for recovering cobalt from copper solvent extraction raffinate. A method for extracting c... |
|
|
Invention
|
Ion exchange cobalt recovery.
Method of ion exchange cobalt recovery. Raffinate including cobalt... |
|
2007
|
P/S
|
Bismuth/Selenide, Selenium, Tellurium, Molybdenum, and Sulfuric Acid |
|
2000
|
Invention
|
Purification of produced water from coal seam natural gas wells using ion exchange and reverse os... |
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|
P/S
|
Metal mixtures for use in making metal and brass alloys. |
|
1999
|
Invention
|
Copper cathode starting sheets. Wrought copper cathode starting sheets for use in the electrolyti... |
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1997
|
Invention
|
Copper solvent extraction and electrowinning process. An improved method and apparatus is provide... |
|
|
Invention
|
Making of metal products using a gas analyzer. A method for improving the making of metals such a... |
|
1996
|
Invention
|
Chemical process for the recovery of metal from an organic complex. A method for the recovery of ... |
|
|
Invention
|
Chemical process of separating metals from an organic complex. A method for the recovery of a met... |
|
|
Invention
|
Method and apparatus for banding copper cathodes. A method is provided for banding copper cathode... |
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1993
|
Invention
|
Manufacture of copper rod. A method is disclosed for improving the continuous casting process for... |
|
1991
|
Invention
|
Method for melting copper. A method is disclosed for melting copper without incorporating unwante... |
|
1975
|
P/S
|
NONFERROUS METALS AND ALLOYS |
|
|
P/S
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METALS, ESPECIALLY COPPER AND PARTICULARLY FOR COPPER CATHODES, CAKES, [BILLETS, ] [ INGOT BARS, ... |
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1967
|
P/S
|
Chemical products used in photography, agriculture, horticulture, metal finishing, ceramics, glas... |
