Process for the solution mining of subterranean sodium bicarbona

Details Process for the solution mining of subterranean sodium bicarbona Process for the solution mining of subterranean sodium bicarbona

1974-05-17

1976-04-27

Novosad, Stephen J.

Mining or in situ disintegration of hard material

In situ conversion of solid to fluid

Dissolving or chemical reaction

23272AH, 423206T, E21B 4328

Patent

active

039530736

ABSTRACT:
This invention relates to the solution mining of subterranean trona deposits which comprises treating the ore "in situ" with an aqueous solvent containing sodium hydroxide at a concentration of not less than approximately 1% and no greater than that which will leave the brine thus produced with no less than approximately 1.5 parts of sodium bicarbonate per hundred parts of sodium carbonate when saturated.

REFERENCES:
patent: 2625384 (1953-01-01), Pike et al.
patent: 3184287 (1965-05-01), Gancy

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