Midstream business.
Hart Energy Publishing.
At head of title: Hart Energy.
"From the publishers of: Oil and gas investor.
Merged with:: Pipeline and gas technology.
Description based on: Vol. 1, no. 1 (Jan./Feb. 2011); title from cover.
Latest issue consulted: Vol. 2, no. 9 (October 2012).
Petroleum pipeline industry
Gas pipelines