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Class Information
Number: 423/72
Name: Chemistry of inorganic compounds > Treating mixture to obtain metal containing compound > Group ivb metal (ti, zr, or hf) > Forming compound containing plural metals > Halogen containing
Description: Processes in which the compound also contains a halogen.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5866493 |
Method of manufacturing a sintered body of indium tin oxide |
Feb. 2, 1999 |
| 5788948 |
Process for the production of fluorometallate salts useful in the processing of mineral sands and related materials |
Aug. 4, 1998 |
| 5225178 |
Extraction and purification of titanium products from titanium bearing minerals |
Jul. 6, 1993 |
| 5171549 |
Process for decreasing the level of impurities in zirconium chloride, titanium chloride and hafnium chloride |
Dec. 15, 1992 |
| 4961911 |
Process for reducing carbon monoxide emissions from a fluidized bed titanium dioxide chlorinator |
Oct. 9, 1990 |
| 4943419 |
Process for recovering alkali metal titanium fluoride salts from titanium pickle acid baths |
Jul. 24, 1990 |
| 4937054 |
Method of regenerating ZrF.sub.4 pickling solutions |
Jun. 26, 1990 |
| 4923507 |
Process for opening ores |
May. 8, 1990 |
| 4910009 |
Ultra high purity halides and their preparation |
Mar. 20, 1990 |
| 4885019 |
Process for making bulk heavy metal fluoride glasses |
Dec. 5, 1989 |
| 4780302 |
Process for the preparation of alkali metal fluotitanates |
Oct. 25, 1988 |
| 4680044 |
Method of modifying the refractive index of fluoride glass |
Jul. 14, 1987 |
| 4666486 |
Process for making bulk heavy metal fluoride glasses |
May. 19, 1987 |
| 4652434 |
Chlorination of ores containing alkali or alkaline earth values |
Mar. 24, 1987 |
| 4578252 |
Method for preparing ultra-pure zirconium and hafnium tetrafluorides |
Mar. 25, 1986 |
| 4521384 |
Process for the production of nearly aluminium chloride-free titanium tetrachloride from titaniferous raw materials containing aluminum compounds |
Jun. 4, 1985 |
| 4497779 |
Production of potassium hexafluotitanates using dilute hydrofluoric acid |
Feb. 5, 1985 |
| 4330342 |
Process for regenerating spent pickle liquid containing ZrF.sub.4 |
May. 18, 1982 |
| 4239531 |
Sponge ring feed for iodide crystal bar cells |
Dec. 16, 1980 |
| 4196173 |
Process for removing mercury from a gas |
Apr. 1, 1980 |
| 4164479 |
Method for calcining nuclear waste solutions containing zirconium and halides |
Aug. 14, 1979 |
| 3944647 |
Recovering chlorine from the chlorination of titaniferous material |
Mar. 16, 1976 |
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