Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing
Patent
1985-12-20
1986-12-30
Heller, Gregory A.
Chemistry of inorganic compounds
Phosphorus or compound thereof
Oxygen containing
423317, 423320, C01B 2516
Patent
active
046328149
ABSTRACT:
An improved process for stabilizing wet process phosphoric acid is described in which the acid is treated with pressurized carbon dioxide and then is aged so as to enhance the rate of post-precipitation.
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patent: 4248846 (1981-02-01), Hill
patent: 4487750 (1984-12-01), Astley et al.
Barker Ray E.
Dougherty Steven J.
Farquer Thomas L.
Guffey Wendell R.
Heller Gregory A.
International Minerals & Chemical Corp.
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