00685nam a2200133Ia 4500008004100000040001700041082003100058110004600089245009900135260005100234300000900285500019600294650006100490190328s9999||||xx |||||||||||||| ||und||  aNITILcNITIL  221sta338.2728206054bO39P  aOil and Natural Gas Commission (Dehradun) 0aProceedings of the conference on "Petroleum-past, present and future" Vigyan Bhawan, New Delhi  aDehradunbOil and Natural Gas Commissionc1989  aV.p.  aSponsored by the Ministry of Petroleum and natural gas and Petroleum sector organisations issued by Reservoir and production division Kesharva Deva Malaviya Institute of Petroleum exploration  aGas, Natural-India; Oil industry-Political aspects-India