Related by context. Frequent words. (Click for all words.) 63 sequester carbon dioxide 62 Integrated Gasification Combined Cycle 60 coal gasification 59 IGCC plant 58 sub bituminous coal 58 circulating fluidized bed 58 lignite coal 58 gasify 57 CO2 sequestration 57 coal liquefaction 57 gasified 57 petcoke 57 coal 56 gasification 56 flyash 56 rice husk 56 pulverized coal 55 lignite 55 evaporation ponds 55 combined cycle IGCC 55 underground coal gasification 55 Gasification 55 biomass feedstock 54 flue gases 54 integrated gasification 54 concentrating photovoltaic 54 syngas 54 gasifier 53 biomass gasification 53 reinjection 53 carbon dioxide sequestration 53 plasma gasification 53 feedstock 53 supercritical 52 cement kiln 52 N Viro Fuel 52 petroleum coke 52 biomass 52 biodigester 52 gasifiers 52 renewable feedstocks 52 IGCC 52 rice husks 52 frac sand 52 elemental sulfur 51 desalinate 51 electrolyzer 51 geoexchange 51 megawatt biomass 51 electric arc furnaces 51 pelletizing 51 sulfur coal 50 fly ash 50 Rentech Process 50 coal fired 50 ethane cracker 50 methane digester 50 kerogen 50 bauxite ore 50 thermo chemical 50 crop residues 49 flue gas 49 anaerobic digesters 49 superheated steam 49 desalting 49 fracturing fluids 49 briquette 49 PRB coal 49 coalbed methane CBM 49 petrochemical feedstock 49 Carbon sequestration 49 desalinate water 49 steam turbine generators 49 geosequestration 49 digesters 49 desulphurisation 49 desalinization 49 toxic solvents 49 thermoelectric materials 48 gas liquefaction 48 purity silicon 48 coalbed methane wells 48 molten salt 48 isobutanol 48 economically feasible 48 coal gasification plant 48 combustion turbine 48 dewater 48 Horizontal drilling 48 bituminous coal 48 nonrenewable resources 48 biomass feedstocks 48 Syngas 48 combustion turbines 48 KiOR 48 breeder reactors 48 Ensyn 48 GreenFuel 48 combustion gases 48 MOX fuel 47 portland cement