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Class Information
Number: 423/50
Name: Chemistry of inorganic compounds > Treating mixture to obtain metal containing compound > Group viib metal (mn, tc, or re) > Forming insoluble substance in liquid
Description: Processes wherein a liquid or slurry is treated to form a substance which is insoluble therein and comes out of solution, or wherein the composition of the liquid is changed so that one part of the mixture becomes insoluble substance can be separated from the liquid and the materials which remain soluble in the liquid.










Sub-classes under this class:

Class Number Class Name Patents
423/51 Halogenating 21
423/52 Sulfating 27


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8470289 Manganese oxides and their use in the oxidation of alkanes Jun. 25, 2013
8383070 Method for recovering rhenium and other metals from rhenium-bearing materials Feb. 26, 2013
8211389 Metal scavenging polymers and uses thereof Jul. 3, 2012
8187360 Process for the instantaneous control of precipitation of nickel and cobalt present in the leach liquor, by adjusting the pH of the solution May. 29, 2012
8088353 Group II metal sulfide phosphor precursor and method for producing phosphor Jan. 3, 2012
8062620 Catalytic process for the conversion of Co (II)hydroxide in Co (III)oxidehydroxide Nov. 22, 2011
7914756 Double replacement cation neutralization of high alkalinity waste materials Mar. 29, 2011
7833422 Process of treating selenium-containing liquid Nov. 16, 2010
7749469 Process for recovering isolated uranium from spent nuclear fuel using a highly alkaline carbonate solution Jul. 6, 2010
7695638 Regeneration process of alkaline permanganate etching solution and unit therefor Apr. 13, 2010
7641801 Method for removing manganese from nickel laterite waste liquors Jan. 5, 2010
7470419 Granules of powdery mineral and method for production of granules Dec. 30, 2008
7297315 Method of recovering a cleaning agent Nov. 20, 2007
7157072 Cathode composition for lithium batteries and method of preparing the same Jan. 2, 2007
7132093 Mesoporous mixed oxide materials as a new class of SO.sub.2 resistant catalysts for hydrocarbon oxidation Nov. 7, 2006
6800260 Processes for treating iron-containing waste streams Oct. 5, 2004
6783855 Rare-earth-activated phosphors Aug. 31, 2004
6656247 Selective precipitation of manganese from magnesium-containing solutions Dec. 2, 2003
6645458 Method for making an aqueous sodium chloride solution Nov. 11, 2003
6589695 Positive active material for rechargeable lithium battery and method of preparing same Jul. 8, 2003
6495050 Method for treating manganese containing water Dec. 17, 2002
6485629 Process for separation of heavy metals from residues by use of ethylene-diamine-disuccinic acid (edds) complexant Nov. 26, 2002
6485696 Recovery/removal of metallic elements from waste water using ozone Nov. 26, 2002
6409979 Selective precipitation of nickel and cobalt Jun. 25, 2002
6391270 Method for removing manganese from acidic sulfate solutions May. 21, 2002
6352675 Process for removing heavy metals from a caustic fluid stream Mar. 5, 2002
6328938 Manufacture of titanium dioxide with recycle of waste metal chloride stream Dec. 11, 2001
6274104 Non-ferrous metal recovery method utilizing a melt sulphation reaction Aug. 14, 2001
6270738 Process for preparing usable products from an impure ferric sulfate solution Aug. 7, 2001
6261712 Method of reclaiming cathodic active material of lithium ion secondary battery Jul. 17, 2001
6245240 Treatment of a solution containing iron salts Jun. 12, 2001
6117408 Method of producing zinc bromide Sep. 12, 2000
5961879 Process for the manufacture of hypochlorite bleaching compositions Oct. 5, 1999
5951954 Method for manufacturing clear brine fluids from impure zinc feedstock Sep. 14, 1999
5928559 Process for the manufacture of hypochlorite bleaching compositions Jul. 27, 1999
5858324 Lithium based compounds useful as electrodes and method for preparing same Jan. 12, 1999
5702674 Framework metal-substituted manganese oxide octahedral molecular sieve and process for its preparation Dec. 30, 1997
5641465 Lithium maganese oxide compound and method of preparation Jun. 24, 1997
5599436 Process for the preparation of manganese(III)-containing nickel hydroxide Feb. 4, 1997
5597664 Lithium manganese oxide compound and method of preparation Jan. 28, 1997
5578282 Octahedral molecular sieve possessing (4.times.4) tunnel structure and method of its production Nov. 26, 1996
5534234 Recovery of manganese from leach solutions Jul. 9, 1996
5458745 Method for removal of technetium from radio-contaminated metal Oct. 17, 1995
5429887 Process for treating AB.sub.5 nickel-metal hydride battery scrap Jul. 4, 1995
5419986 Method of making a rechargeable manganese-oxide compound and related electrode material May. 30, 1995
5411643 Integrated process of using chloric acid to separate zinc oxide and manganese oxide May. 2, 1995
5407650 Process for purifying a technical iron chloride solution by selective precipitation Apr. 18, 1995
5401477 Process for producing solid manganese dioxide Mar. 28, 1995
5391365 Process for producing manganese dioxide Feb. 21, 1995
5348726 Process for producing manganese dioxide Sep. 20, 1994

1 2 3










 
 
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