Sairama wins $475m Assam upgrade job from ONGC Vol 12, PW 21 (26 Mar 09) Exploration & Production More than a year after the tender was issued, contractors working for ONGC have finally begun a four-year programme to revamp decrepit surface facilities at its Lakwa and Lakhmani fields in Assam... Buy this article forRs590 $9For a 30-article or annual subscription rates click here Data not available in ...