Swapping D6 gas with C-Series isn't easy Vol 14, PW 7 (23 Sep 10) Midstream, Downstream, Renewables If government ministers paid more attention to the differences between high and low pressure gas, high and low calorific value gas, rich and lean gas, they might look less foolish.... Buy this article forRs590 $9For a 30-article or annual subscription rates click here Data not available in ...