Assertion: hydrogen fluoride | /r/HasProperty | light hydrocarbon
Facets:
Source sentences:
text: ` Used hydrofluoric acid catalyst from an isobutane butylene hydrouoric acid alkylation process having the following percentageby weight composition; hydrogen fluoride 86L0, acid-soluble oils 5.0, light hydrocarbon 7.2, and water 1.2, is passed through a heating unit where it is heated to about 256 and introduced into a fractionating column containing about twenty trays.