The shipping unit of Indonesia's state energy firm Pertamina plans to double its fleet of 320 tankers in the next 10 years, the unit's CEO Yoki Firnandi told the Gastech conference in Houston on Thursday.The expansion, aimed at reducing the average age of the company's fleet…<p><p>https://www.marinelink.com/news/pertaminas-shipping-unit-double-tanker-517251</p></p>