Production of Si.sub.2-x P.sub.x N.sub.2+x (NH).sub.1-x, where x
Production of sodium polyphosphates
Production of sodium tripolyphosphate
Production of solid ammonium polyphosphate by controlled cooling
Production of stabilized wet process phosphoric acid
Production of stabilized wet process phosphoric acid
Production of stabilized wet process phosphoric acid
Products of apatite-forming-systems
Purification of crude chlorophosphazene compounds by treatment w
Purification of crude chlorophosphazene compounds by treatment w
Purification of phosphoric acid
Purification of phosphoric acid
Purification of phosphoric acid
Purification of phosphoric acid by means of organic solvents
Purification of phosphoric acid by solvent extraction using hexa
Purification of phosphoric acid rich streams
Purification of phosphoric acid solutions
Purification of phosphoric acid with oxalic acid
Purification of wet process phosphoric acid
Purification of wet process phosphoric acid