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Class Information
Number: 423/395
Name: Chemistry of inorganic compounds > Nitrogen or compound thereof (except ammonium salt of non-nitrogen acid) > Oxygen containing > Nitrate
Description: -

Sub-classes under this class:

Class Number Class Name Patents
423/396 Ammonium containing 94
423/397 Utilizing ammonium or metal nitrate as reactant 48
423/398 Utilizing halogen containing reactant 7

Patents under this class:
1 2 3 4

Patent Number Title Of Patent Date Issued
8524114 Nitrates Sep. 3, 2013
8388916 Process for production of commercial quality potassium nitrate from polyhalite Mar. 5, 2013
8268269 Manufacture of water chemistries Sep. 18, 2012
8178068 Catalyst charge design May. 15, 2012
8088349 Clean method for preparing layered double hydroxides Jan. 3, 2012
8008225 Thermocatalytically active coating, substrate having the thermocatalytically active coating at least in parts, and process for producing same Aug. 30, 2011
7799296 Method of producing a nickel salt solution Sep. 21, 2010
7648687 Method of purifying barium nitrate aqueous solution Jan. 19, 2010
7635459 Method of removing nitric acid from aqueous liquid and method of producing drinks Dec. 22, 2009
7517514 Process for treating residue of organic material Apr. 14, 2009
7462342 Method for producing basic metal nitrate Dec. 9, 2008
7371357 Process for removal of pollutants May. 13, 2008
7105136 Controlled morphogenesis of copper salts Sep. 12, 2006
6949236 Aminosulfonate product-treated nitrogen-containing salt particles Sep. 27, 2005
6911188 Production of two alkali metal salts by a combined ion exchange and crystallization process Jun. 28, 2005
6899858 Method of synthesis of hafnium nitrate for HfO2 thin film deposition via ALCVD process May. 31, 2005
6835320 Zinc-modified composite polybasic salt, process for producing the same, and use Dec. 28, 2004
6797035 Oxidizing additives for control of particulate emissions Sep. 28, 2004
6773487 Process for refining silver bullion with gold separation Aug. 10, 2004
6761828 Process for the reduction of concentration of nitrates and/or nitrogen-containing compounds by means of SO2 Jul. 13, 2004
6706249 Composite polybasic salt, process for producing the same, and use Mar. 16, 2004
6652820 Methods of making cesium salts and other alkali metal salts Nov. 25, 2003
6641638 Process for nitrogen oxide waste conversion to fertilizer Nov. 4, 2003
6610267 Method for manufacturing a calcium nitrate melt and product thereof Aug. 26, 2003
6610263 System and process for removal of pollutants from a gas stream Aug. 26, 2003
6555078 Method of preparing lithium salts Apr. 29, 2003
6475457 Process for manufacturing potassium nitrate fertilizer and other metal nitrates Nov. 5, 2002
6468494 Process for preparing metal nitrates from the corresponding metals Oct. 22, 2002
6419887 Process for the treatment of residual liquors from the ammoniation and carbonation of alkali metal salts Jul. 16, 2002
6306494 Fine particulate synthetic chalcoalumite compounds, process for their production, and heat insulator and agricultural film containing the fine particulate synthetic chalcoalumite compounds Oct. 23, 2001
6290747 Conversion of impure silver halide to ultra-pure silver metal Sep. 18, 2001
6274105 Process for producing high-purity potassium salts Aug. 14, 2001
6221322 Strontium nitrate and method for manufacturing same Apr. 24, 2001
6042800 Continuous method of removing impurities from crude silver nitrate Mar. 28, 2000
6039783 Process and equipment for nitrogen oxide waste conversion to fertilizer Mar. 21, 2000
6022992 Acid-salt metathetic process Feb. 8, 2000
6019955 Active nickel hydroxide material having controlled water content Feb. 1, 2000
6015535 Process for producing purified cesium compound from cesium alum Jan. 18, 2000
5985223 Removal of NOx and SOx emissions form pickling lines for metal treatment Nov. 16, 1999
5980842 Separation of calcium from metal compounds Nov. 9, 1999
5980856 Synthetic chalcoalumite-type compounds and processes for producing the same Nov. 9, 1999
5955048 Process for making flash activated hydrotalcite Sep. 21, 1999
5861133 Synthetic chalcoalumite compounds and process for producing thereof Jan. 19, 1999
5846286 Method for removing NO.sub.x from a gas stream while producing an alkaline earth nitrate fertilizer composition Dec. 8, 1998
5827488 Process for removing SO.sub.2 and NO.sub.x from a gaseous stream Oct. 27, 1998
5817283 Method for removing sulfur dioxide and nitrogen oxides from combustion gases Oct. 6, 1998
5814291 Simplified synthesis of anion intercalated hydrotalcites Sep. 29, 1998
5776424 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with monovalen inorganic anions Jul. 7, 1998
5730951 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds with polyvalent inorganic anions Mar. 24, 1998
5728363 Two powder synthesis of hydrotalcite and hydrotalcite-like compounds Mar. 17, 1998

1 2 3 4

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