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Class Information
Number: 75/722
Name: Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures > Processes > Producing or treating free metal > Below 300 degrees c > Using nonmetallic material which is liquid under standard conditions (e.g., hydrometallurgy, etc.) > Involving organic compound containing metal or organic agent for agglomerating metal
Description: Process wherein an organic compound containing a metal (e.g., complex, solvent, resin, etc.) is involved at any stage in the process or process wherein an organic agent for agglomerating free metal (e.g., collecting agent, flocculation agent, flotation agent, etc.) is involved.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 8372360 |
Controlled metal leach recovery circuit |
Feb. 12, 2013 |
| 8372361 |
Copper recovery circuit |
Feb. 12, 2013 |
| 8282705 |
Method for recovering metals from a spent catalyst composition |
Oct. 9, 2012 |
| 8268038 |
High temperature leaching process |
Sep. 18, 2012 |
| 8118907 |
Methods and systems for leaching a metal-bearing ore for the recovery of a metal value |
Feb. 21, 2012 |
| 8062614 |
Methods for improving the recovery of metal leaching agents |
Nov. 22, 2011 |
| 8003064 |
Controlled copper leach recovery circuit |
Aug. 23, 2011 |
| 7998244 |
Process of treating metal bearing crushed rock to control respirable dust during transport in the process including a metal concentrating circuit |
Aug. 16, 2011 |
| 7985277 |
Process for extracting gold from gold-bearing ore |
Jul. 26, 2011 |
| 7857888 |
Method for separation and recovery of noble metals |
Dec. 28, 2010 |
| 7708910 |
Ink for ink jet printing and method for preparing the same |
May. 4, 2010 |
| 7686865 |
Method and system for recovering metal from metal-containing materials |
Mar. 30, 2010 |
| 7189380 |
Extraction of metals with diquaternary amines |
Mar. 13, 2007 |
| 7166144 |
Interlaced series parallel configuration for metal solvent extraction plants |
Jan. 23, 2007 |
| 6958308 |
Deposition of dispersed metal particles onto substrates using supercritical fluids |
Oct. 25, 2005 |
| 6953120 |
Method of recovering metal and/or oxide thereof in a slurry and tailings obtained from said method |
Oct. 11, 2005 |
| 6951960 |
Method for removing impurities from solvent extraction solutions |
Oct. 4, 2005 |
| 6632264 |
Gold recovery from thiosulfate leaching |
Oct. 14, 2003 |
| 6558448 |
Photobiomolecular metallic particles and films |
May. 6, 2003 |
| 6455594 |
Method for producing platinum colloid, and platinum colloid produced by the same |
Sep. 24, 2002 |
| 6428597 |
Heap leach agglomeration/percolation extraction aids for enhanced gold and silver recovery |
Aug. 6, 2002 |
| 6395062 |
Process for recovery of metals from metal-containing ores |
May. 28, 2002 |
| 6264720 |
Separation of heavy metals and materials for use in this |
Jul. 24, 2001 |
| 6203925 |
Porous metal and method of preparation thereof |
Mar. 20, 2001 |
| 6179899 |
Preparation of fine aluminum powders by solution methods |
Jan. 30, 2001 |
| RE36990 |
Chemical process for the recovery of metal from an organic complex |
Dec. 19, 2000 |
| 6132491 |
Method and apparatus for dissociating metals from metal compounds extracted into supercritical fluids |
Oct. 17, 2000 |
| 6077329 |
Selection of size of aluminum particles prepared by solution method |
Jun. 20, 2000 |
| 5885321 |
Preparation of fine aluminum powders by solution methods |
Mar. 23, 1999 |
| RE36118 |
Chemical process of separating metals from an organic complex |
Mar. 2, 1999 |
| 5759410 |
Process for recovering mercapto-s-triazines from silver precipitate |
Jun. 2, 1998 |
| 5695645 |
Methods for removing silver from spent photoprocessing solution |
Dec. 9, 1997 |
| 5484470 |
Enhancement of gold lixiviation using nitrogen and sulfur heterocyclic aromatic compounds |
Jan. 16, 1996 |
| 5478376 |
Method for the separation of rhodium and/or iridium from solution |
Dec. 26, 1995 |
| 5453297 |
Process for producing finely divided metals deposited on oxidized metals |
Sep. 26, 1995 |
| 5447552 |
Process for the extraction and separation of nickel and/or cobalt |
Sep. 5, 1995 |
| 5433855 |
Process for extracting metal values from aqueous solution |
Jul. 18, 1995 |
| 5429660 |
Method for the recovery of gold value |
Jul. 4, 1995 |
| 5419834 |
Precipitating agent for the precipitation of heavy metals |
May. 30, 1995 |
| 5393892 |
Processes for removing, separating and concentrating lead, thallium, alkali metals, alkaline earth metals from concentrated matrices using macrocyclic polyether cryptand ligands bonded to inor |
Feb. 28, 1995 |
| 5389124 |
Method for the recovery of gold value |
Feb. 14, 1995 |
| 5378262 |
Process for the extraction and separation of nickel and/or cobalt |
Jan. 3, 1995 |
| 5342430 |
Passivation of methylchlorosilane fines |
Aug. 30, 1994 |
| 5332420 |
Chemical process of separating metals from an organic complex |
Jul. 26, 1994 |
| 5256188 |
Process for the separation of rhodium from organic solutions |
Oct. 26, 1993 |
| 5250101 |
Process for the production of fine powder |
Oct. 5, 1993 |
| 5228903 |
Method for stripping metals in solvent extraction |
Jul. 20, 1993 |
| 5221525 |
Solvent extraction of gallium from acidic solutions containing phosphorus |
Jun. 22, 1993 |
| 5139752 |
Method for extraction of gold and silver from ore with a solution containing a halogen, halogenated salt and organic solvent |
Aug. 18, 1992 |
| 5131943 |
Process for the separation of precious group VIII a metals from cyano complexes of such metals and other metals |
Jul. 21, 1992 |
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