Assertion: hydrogen sulfide | /r/HasProperty | processed into sulfur
Facets:
value: by another known process
type: MANNER
Source sentences:
text: In the regeneration of the charged absorption mass, the elemental sulfur is merely evaporated and directly obtained in one step whereas, in the prior art, hydrogen sulfide has to be driven out from the liquid absorbent and has to be additionally processed into sulfur by another known process.