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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 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 |
| 6485696 |
Recovery/removal of metallic elements from waste water using ozone |
Nov. 26, 2002 |
| 6485629 |
Process for separation of heavy metals from residues by use of ethylene-diamine-disuccinic acid (edds) complexant |
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 |
| 5277890 |
Process for producing manganese dioxide |
Jan. 11, 1994 |
| 5183541 |
Decontamination of radioactive metals |
Feb. 2, 1993 |
| 5180563 |
Treatment of industrial wastes |
Jan. 19, 1993 |
| 5135732 |
Method for preparation of LiMn.sub.2 O.sub.4 intercalation compounds and use thereof in secondary lithium batteries |
Aug. 4, 1992 |
| 5098578 |
Treatment of geothermal brine |
Mar. 24, 1992 |
| 5082638 |
Process of recovering non-ferrous metal values, especially nickel, cobalt, copper and zinc, by using melt and melt coating sulphation, from raw materials containing said metals |
Jan. 21, 1992 |
| 5009793 |
Process for the separation of heavy metals from waste materials |
Apr. 23, 1991 |
| 4988487 |
Process for recovering metal values such as scandium, iron and manganese from an industrial waste sludge |
Jan. 29, 1991 |
| 4943418 |
Method of preparing high-purity manganese compounds |
Jul. 24, 1990 |
| 4942024 |
Method for refining hydroxides of niobium and tantalum containing transition metals |
Jul. 17, 1990 |
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