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Chemistry
Class Information
Number:
423/125
Name:
Chemistry of inorganic compounds
>
Treating mixture to obtain metal containing compound
>
Group iiia metal or beryllium (al, ga, in, tl, or be)
>
Forming insoluble substance in liquid
> Nitrating
Description:
-
Patents under this class:
Patent Number
Title Of Patent
Date Issued
5266201
Process for the purification of aqueous solutions polluted by nitrate ions
Nov. 30, 1993
4937148
Process for preparing conductive fine particles
Jun. 26, 1990
4865823
Method for recovering gallium
Sep. 12, 1989
4260589
Production of alumina from aluminum nitrate solutions
Apr. 7, 1981
4252777
Recovery of aluminum and other metal values from fly ash
Feb. 24, 1981
4246239
Alumina production by nitric acid extraction of clay
Jan. 20, 1981
4094955
Acid process for recovery of alumina from clay
Jun. 13, 1978
3986866
Method of recovery of metal compounds and metals from nitrate solutions
Oct. 19, 1976
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