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Class Information
Number: 423/490
Name: Chemistry of inorganic compounds > Halogen or compound thereof > Binary fluorine containing compound > Alkali or alkaline earth metal containing
Description: Products and processes in which the other element of the binary compound is lithium, sodium, potassium, rubidium, cesium, magnesium, calcium, strontium or barium.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7618488 |
Fluorspar-based filler and method for making the same |
Nov. 17, 2009 |
| 7618487 |
Fluorspar-based filler and method for making the same |
Nov. 17, 2009 |
| 7569206 |
Group III nitride compositions |
Aug. 4, 2009 |
| 7534412 |
Large-volume CaF.sub.2 single crystals with reduced scattering and improved laser stability, and uses thereof |
May. 19, 2009 |
| 7404943 |
Methods for solubilizing and recovering fluorinated compounds |
Jul. 29, 2008 |
| 7390335 |
Nanostructured bioactive materials prepared by spray drying techniques |
Jun. 24, 2008 |
| 7364715 |
As-grown single crystal of alkaline earth metal fluoride |
Apr. 29, 2008 |
| 7361325 |
Methods for making XF.cndot.nH.sub.2O.sub.2 compounds |
Apr. 22, 2008 |
| 7294291 |
Ceramicrete stabilization of U-and Pu-bearing materials |
Nov. 13, 2007 |
| 7175878 |
Cold antireflection layer deposition process |
Feb. 13, 2007 |
| 7063823 |
Depleted UF.sub.6 processing plant and method for processing depleted UF.sub.6 |
Jun. 20, 2006 |
| 7033563 |
Method for reducing oxygen component and carbon component in fluoride |
Apr. 25, 2006 |
| 7022303 |
Single-crystal-like materials |
Apr. 4, 2006 |
| 6989060 |
Calcium fluoride crystal and method and apparatus for using the same |
Jan. 24, 2006 |
| 6841141 |
System for in-situ generation of fluorine radicals and/or fluorine-containing interhalogen (XFn) compounds for use in cleaning semiconductor processing chambers |
Jan. 11, 2005 |
| 6806039 |
Photolithographic element blank calcium strontium fluoride UV transmitting mixed fluoride crystal with minimized spatial dispersion |
Oct. 19, 2004 |
| 6758977 |
Purification of phosphoric acid plant pond water |
Jul. 6, 2004 |
| 6723139 |
Method for recycling fine calcium fluoride powder |
Apr. 20, 2004 |
| 6676914 |
Phosphate acidulation utilizing HF acid |
Jan. 13, 2004 |
| 6669920 |
Below 160NM optical lithography crystal materials and methods of making |
Dec. 30, 2003 |
| 6666973 |
Method for fixing fluorine and phosphorus in waste water containing fluorophosphoric acid-derived compound to remove them |
Dec. 23, 2003 |
| 6649326 |
Photolithographic method and UV transmitting fluoride crystals with minimized spatial dispersion |
Nov. 18, 2003 |
| 6630117 |
Making a dispersion managing crystal |
Oct. 7, 2003 |
| 6596252 |
Recycling of spent pot linings |
Jul. 22, 2003 |
| 6592832 |
Method for producing highly pure lithium salts |
Jul. 15, 2003 |
| 6524546 |
Process for making calcium chlorides |
Feb. 25, 2003 |
| 6507020 |
Halide compound mass spectrometry method and mass spectrometry apparatus |
Jan. 14, 2003 |
| 6488769 |
Fluoride refining method and fluoride crystal manufacturing method, and optical part and aligner using same |
Dec. 3, 2002 |
| 6458333 |
Process for recycling alkali metal fluorides and/or difluorides |
Oct. 1, 2002 |
| 6451274 |
Depleted UF6 processing plant and method for processing depleted UF6 |
Sep. 17, 2002 |
| 6428764 |
Process for the production of calcium fluoride |
Aug. 6, 2002 |
| 6409978 |
Method of removing impurities from mineral concentrates |
Jun. 25, 2002 |
| 6355221 |
Process for removing soluble fluoride from a waste solution containing the same |
Mar. 12, 2002 |
| 6342312 |
Calcium fluoride crystal, optical article and exposure apparatus for photo-lithography using the same |
Jan. 29, 2002 |
| 6309618 |
Method for treating exhaust gas containing fluorine-containing interhalogen compound, and treating agent and treating apparatus |
Oct. 30, 2001 |
| 6296773 |
Removal of boron and fluoride from water |
Oct. 2, 2001 |
| 6277351 |
Crucible for growing macrocrystals |
Aug. 21, 2001 |
| 6251358 |
Process for the preparation of sodium fluoride |
Jun. 26, 2001 |
| 6224844 |
Process for the production of calcium fluoride |
May. 1, 2001 |
| 6197200 |
Method of purifying flue gas waste slurries for use in gypsum production |
Mar. 6, 2001 |
| 6153164 |
Method for producing uranium oxide from uranium tetrafluoride and a phyllosilicate mineral |
Nov. 28, 2000 |
| 6106794 |
Process for the preparation of sodium fluoride |
Aug. 22, 2000 |
| 6090353 |
Method of removing impurities from mineral concentrates |
Jul. 18, 2000 |
| 6060031 |
Method for neutralizing acid gases from laser exhaust |
May. 9, 2000 |
| 5997833 |
Apparatus and process for purifying highly impure calcium hydroxide and for producing high-value precipitated calcium carbonate and other calcium products |
Dec. 7, 1999 |
| 5965769 |
Method for heat recovery and utilization by use of chemical energy of synthesis and decomposition of methyl formate |
Oct. 12, 1999 |
| 5910297 |
Alkaline earth fluoride manufacturing process |
Jun. 8, 1999 |
| 5881359 |
Metal and fluorine values recovery from fluoride salt matrices |
Mar. 9, 1999 |
| 5851500 |
Removal of uranium contamination from magnesium fluoride slag |
Dec. 22, 1998 |
| 5846500 |
Process for purifying highly impure calcium hydroxide and for producing high-value precipitated calcium carbonate and other calcium products |
Dec. 8, 1998 |
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