our petrochemical & refined products services business segment currently includes:
(i) propylene production facilities, which include propylene fractionation units and a propane dehydrogenation ("pdh") facility, approximately 800 miles of pipelines and associated marketing operations;
九州体育在线投注(ii) a butane isomerization complex and related deisobutanizer ("dib") operations, along with approximately 70 miles of associated pipelines;
(iii) isobutane dehydrogenation ("ibdh"), octane enhancement and high purity isobutylene ("hpib") production facilities;
(iv) an ethylene export terminal and related operations;
九州体育在线投注(v) refined products pipelines aggregating approximately 3,300 miles, terminals and associated marketing activities; and
(vi) marine transportation.