There are disclosed methods for producing ammonium, sodium, and/or potassium phosphates that involve reacting phosphate rock with ammonium, sodium and/or potassium hydrogen sulfate.

 
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< Methods of Cementing in Subterranean Formations

> POLYURETHANE BACKED PRODUCTS AND METHODS

> INCORPORATION OF A RESIN DISPERSION TO IMPROVE THE MOISTURE RESISTANCE OF GYPSUM PRODUCTS
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