Process for reducing the fluorine content in wet-processed phosp

Details Process for reducing the fluorine content in wet-processed phosp Process for reducing the fluorine content in wet-processed phosp

1984-07-23

1985-09-10

Heller, Gregory A.

Chemistry of inorganic compounds

Phosphorus or compound thereof

Oxygen containing

423309, 423313, 423321S, C01B 2516, C01B 1516, C01B 2526

Patent

active

045405573

ABSTRACT:
The disclosure relates to a process for reducing the fluorine content in wet-processed phosphoric acid. To this end, the disclosure provides for an acid extract in an organic solvent to be treated with an at least 45 weight % suspension of aluminum hydroxide of which 99% consist of particles with a size of less than 1 .mu.m, the balance consisting of particles with a size of less than 10 .mu.m.

REFERENCES:
patent: 4065547 (1977-12-01), Leroy et al.

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