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Class Information
Number: 423/111
Name: Chemistry of inorganic compounds > Treating mixture to obtain metal containing compound > Group iiia metal or beryllium (al, ga, in, tl, or be)
Description: Processes wherein the compound comprises beryllium, aluminum, gallium, indium or thallium.










Sub-classes under this class:

Class Number Class Name Patents
423/130 Destroying or separating organic impurity 93
423/114 Forming compound containing ammonium and metal 19
423/115 Forming compound containing plural metals 87
423/122 Forming insoluble substance in liquid 229
423/112 Ion exchanging or liquid-liquid extracting 182
423/131 Leaching, washing, or dissolving 146
423/113 Magnetic separating 18
423/137 Utilizing carbon as reducing agent 42
423/133 Volatizing 32


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8685161 Method of forming a sapphire crystal using a melt fixture including thermal shields having a stepped configuration Apr. 1, 2014
8623302 Barium containing granules for sorption applications Jan. 7, 2014
8603419 Method of treating an alkaline granular carbonatable material Dec. 10, 2013
8597756 Resistance heated sapphire single crystal ingot grower, method of manufacturing resistance heated sapphire single crystal ingot, sapphire single crystal ingot, and sapphire wafer Dec. 3, 2013
8574532 Method for producing semiconductor crystal, apparatus for crystal production and group 13 element nitride semiconductor crystal Nov. 5, 2013
8545736 Method for preparing metal phosphide nanocrystal from phosphite compound and method for passivating nanocrystal core with the same Oct. 1, 2013
8540951 Process for extracting metals from aluminoferrous titanoferrous ores and residues Sep. 24, 2013
8454930 Mayenite-type compound and process for production of same Jun. 4, 2013
8415000 Patterned inorganic layers, radiation based patterning compositions and corresponding methods Apr. 9, 2013
8313715 Process and plant for producing metal oxide from metal salts Nov. 20, 2012
8268269 Manufacture of water chemistries Sep. 18, 2012
8268270 Coating solution for forming a light-absorbing layer of a chalcopyrite solar cell, method of producing a light-absorbing layer of a chalcopyrite solar cell, method of producing a chalcopyrite Sep. 18, 2012
8252107 System and method for treating tailings from bitumen extraction Aug. 28, 2012
8252205 Method for preparing metal phosphide nanocrystal from phosphite compound and method for passivating nanocrystal core with the same Aug. 28, 2012
8231848 One-pot synthesis of chalcopyrite-based semi-conductor nanoparticles Jul. 31, 2012
8187507 GaN crystal producing method, GaN crystal, GaN crystal substrate, semiconductor device and GaN crystal producing apparatus May. 29, 2012
8178477 Proppants with carbide and/or nitride phases May. 15, 2012
8173085 Process for producing an oxide May. 8, 2012
8137844 Cathode active material for lithium rechargeable battery, manufacturing method thereof and lithium rechargeable battery Mar. 20, 2012
8119086 Method for hydrolyzing solid metallic salts with aqueous saline solutions Feb. 21, 2012
8062616 Method for treating spent pot liner Nov. 22, 2011
8052957 Method of manufacturing flake aluminum oxide using microwave Nov. 8, 2011
8012336 Method for collection of valuable metal from ITO scrap Sep. 6, 2011
8012337 Method for collection of valuable metal from ITO scrap Sep. 6, 2011
8007652 Method for collection of valuable metal from ITO scrap Aug. 30, 2011
8003065 Method for collection of valuable metal from ITO scrap Aug. 23, 2011
7985390 Silica-intercalated hydrotalcite, and use thereof as filler in polymer compositions Jul. 26, 2011
7976820 Composition and method for improved aluminum hydroxide production Jul. 12, 2011
7976821 Composition and method for improved aluminum hydroxide production Jul. 12, 2011
7955589 Composition and method for improved aluminum hydroxide production Jun. 7, 2011
7897125 Silicon tetrafluoride byproduct separation process Mar. 1, 2011
7833473 Material for storage and production of hydrogen, and related methods and apparatus Nov. 16, 2010
7803344 Method for growing group III-nitride crystals in a mixture of supercritical ammonia and nitrogen, and group III-nitride crystals grown thereby Sep. 28, 2010
7749322 Aluminium oxide powder produced by flame hydrolysis and having a large surface area Jul. 6, 2010
7736547 Method of synthesis of proton conducting materials Jun. 15, 2010
7662351 Process and plant for producing metal oxide from metal compounds Feb. 16, 2010
7651674 Method for manufacturing metal sulfide nanocrystals using thiol compound as sulfur precursor Jan. 26, 2010
7648689 Process for the production of InP fine particles and InP fine particle dispersion obtained by the process Jan. 19, 2010
7638105 Nanoporous ultrafine .alpha.-alumina powders and sol-gel process of preparing same Dec. 29, 2009
7622190 Composition comprising lithium compound and mixed metal hydroxides and their preparation and use Nov. 24, 2009
7622417 Synthesis and use of AEI structure-type molecular sieves Nov. 24, 2009
7598194 Oxynitride powder and production method thereof Oct. 6, 2009
7582276 Nanoscale rutile or anatase oxide and method for producing same Sep. 1, 2009
7582277 Seeded boehmite particulate material and methods for forming same Sep. 1, 2009
7553474 Method for producing metal oxide sol Jun. 30, 2009
7531161 Boehmite and polymer materials incorporating same May. 12, 2009
7468169 Process for producing calcium trisulfoaluminate and apparatus for use in said process Dec. 23, 2008
7455825 Method for manufacturing metal sulfide nanocrystals using thiol compound as sulfur precursor Nov. 25, 2008
7438977 Gibbsite type aluminum hydroxide particles having high oil absorption Oct. 21, 2008
7422730 Nanoporous ultrafine .alpha.-alumina powders and sol-gel process of preparing same Sep. 9, 2008

1 2 3 4 5










 
 
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