Chemistry of inorganic compounds – Phosphorus or compound thereof – Oxygen containing
Patent
1975-07-21
1977-08-23
Vertiz, O. R.
Chemistry of inorganic compounds
Phosphorus or compound thereof
Oxygen containing
241 21, 423167, C01B 2516
Patent
active
040441075
ABSTRACT:
Wet process phosphoric acid is made by grinding phosphate rock as a slurry in water, and digesting the ground rock slurry with sulfuric acid which has been diluted by spent calcium sulfate wash water before being combined with the ground slurry.
REFERENCES:
patent: 114693 (1871-05-01), Lewis
patent: 1667549 (1928-04-01), Heckenbleikner
patent: 2710247 (1955-06-01), Knowles et al.
patent: 3017247 (1902-01-01), Huxley
patent: 3117733 (1964-01-01), Cleeman
patent: 3192014 (1965-06-01), Leyshon et al.
patent: 3204877 (1965-09-01), Barr et al.
patent: 3231331 (1966-01-01), Robinson
patent: 3257168 (1966-06-01), Chelminski
patent: 3594123 (1971-07-01), Enck et al.
patent: 3653827 (1972-04-01), Hey et al.
Phosphoric Acid Slack, 1969, 187, 183, 200, 201.
Davy Powergas Inc.
Vertiz O. R.
Wheelock Eugene T.
LandOfFree
Process for the manufacture of wet process phosphoric acid using does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Process for the manufacture of wet process phosphoric acid using, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Process for the manufacture of wet process phosphoric acid using will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-2315795