Calcium and magnesium based nitrogen fertilizer, process and eqi

Details Calcium and magnesium based nitrogen fertilizer, process and eqi Calcium and magnesium based nitrogen fertilizer, process and eqi

1993-04-21

1995-07-25

Lander, Ferris

Chemistry: fertilizers

Processes and products

Inorganic material

71 58, C05F 500, C05F 1300

Patent

active

054358230

ABSTRACT:
A fertilizer containing Ca, Mg and NH.sub.4 4, having a water content ranging between 15% and 35% in weight and a melting point ranging between 50 and 65 degrees C is prepared by etching of dolomite and/or limestone with nitric acid, neutralization, concentration and granulation (FIG. 1).

REFERENCES:
patent: 1916617 (1933-07-01), Jaenecke et al.
J. Grindrod (May 1958) Engng. & Boiler House Rev., vol. 73(5), p. 155.

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