Assertion: cryolite | /r/HasProperty | calcined at 350° - 700° c.
Facets:
value: after its synthesis
type: TEMPORAL
value: after separation
type: TEMPORAL
value: for solving the abovementioned defects
type: PURPOSE
value: after drying
type: TEMPORAL
value: heretofore
type: TEMPORAL
Source sentences:
text: Heretofore, for solving the abovementioned defects, i.e. for removing the impurities which became a major cause of ignition loss, as hereinabove noted, the cryolite synthesized with the mixed fluoride solution was calcined at 350° - 700° C. after its synthesis, separation and drying.