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Class Information
Number: 423/51
Name: Chemistry of inorganic compounds > Treating mixture to obtain metal containing compound > Group viib metal (mn, tc, or re) > Forming insoluble substance in liquid > Halogenating
Description: Processes including the step of chemically forming a compound containing a halogen.

Patents under this class:

Patent Number Title Of Patent Date Issued
6589695 Positive active material for rechargeable lithium battery and method of preparing same Jul. 8, 2003
5597664 Lithium manganese oxide compound and method of preparation Jan. 28, 1997
5411643 Integrated process of using chloric acid to separate zinc oxide and manganese oxide May. 2, 1995
5401477 Process for producing solid manganese dioxide Mar. 28, 1995
5264191 Quaternary ammonium trihalide and method for dissolution of metal with liquid containing the compound Nov. 23, 1993
5015308 Corrosion-resistant and heat-resistant amorphous aluminum-based alloy thin film and process for producing the same May. 14, 1991
4943418 Method of preparing high-purity manganese compounds Jul. 24, 1990
4919716 Method for dissolution of metal Apr. 24, 1990
4872909 Process for acid leaching of manganese oxide ores aided by hydrogen peroxide Oct. 10, 1989
4726937 Recovery of nickel chloride and sulfur from waste products Feb. 23, 1988
4718995 Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material Jan. 12, 1988
4626280 Recovery of tungsten, scandium, iron, and manganese from tungsten bearing material Dec. 2, 1986
4599223 Separation of tungsten from rhenium Jul. 8, 1986
4441993 Flotation process Apr. 10, 1984
4229213 Hydrometallurgical recovery of nickel values Oct. 21, 1980
4173617 Preparation of manganous chloride solution Nov. 6, 1979
4092152 Volatilization of impurities from smelter reverts May. 30, 1978
4008306 Method of recovering manganese values from a mixture obtained by catalytically oxidizing a paraffin with gaseous oxygen Feb. 15, 1977
4002717 Refining of manganese oxide ores Jan. 11, 1977
3992507 Halidation of manganiferous ore to obtain metal values and recovery and recycle of halide values Nov. 16, 1976
3990891 Halidation of nonferrous metal values in manganese oxide ores Nov. 9, 1976

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