Related by context. Frequent words. (Click for all words.) 69 Hydrocarbons 60 hydrocarbon 58 hydrocarbons 56 Petroleum 54 Shale Gas 50 Coalbed Methane 50 Oil 49 Syngas 49 petroleum 49 Coal Bed Methane 48 Carbonate 48 Bitumen 48 Petrotech 48 Condensate 48 Oil Shale 47 Upstream Oil 47 Gas 47 Industrial Gases 47 oil 47 Exploration 46 Energy 46 Electricity Generation 46 gas liquids 46 Production Sharing Agreement 45 Provides Operational Update 45 Cellulosic Ethanol 45 natural gas 45 Oil Spill Response 45 Thar Coal 45 coalbed methane CBM 45 Drilling Rig 45 gas 45 EOR 45 Natural Gas 44 Exploration Permits 44 Production Enhancement 44 Petroleum Refinery 44 Pan Andean 44 Petromin 44 gas condensate 44 Offshore Petroleum 44 Calvalley 44 Petrochemical Complex 44 Frac 44 Gas Pipelines 44 Mineral 44 Subsurface 44 Geochemical 44 Minerals 44 reservoir characterization 44 Workover 44 Ultra Deepwater 44 Drilling 43 Subsea 43 Gases 43 Biofuel 43 Petropars 43 coalbed methane 43 Galoc 43 Petrobas 43 sedimentary basins 43 Renewable Energy 43 Petrochemical 43 operatorship 43 Operational Update 43 Thermal Power 43 RAK Petroleum 43 Gastar Exploration 43 condensate 42 Natural Gas Pipeline 42 Biofuels 42 Onshore 42 IOCs 42 Refining 42 cubic feet bcf 42 subsalt 42 ProSep 42 Bayu Undan 42 Mining 42 Ecopetrol 42 Renewable Energy Sources 42 Sonangol 42 Oilfield 42 Mineral Resources 42 Gippsland Basin 42 Amguri 42 PEMEX 42 OMEL 42 hydrocarbon reserves 42 Pluspetrol 42 Uzbekneftegaz 41 Geothermal 41 AIOC 41 Repsol YPF 41 Renewable Energies 41 BPZ Energy 41 Maersk Oil 41 Methanol 41 Canoro 41 Offshore 41 NIOC