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(Click for frequent words.) 89 Marcellus shale 77 Marcellus Shale formation 72 Marcellus 70 Marcellus shale formation 68 Barnett Shale 65 Haynesville Shale 64 Marcellus Shale drilling 64 shale 64 shale gas 64 Fayetteville Shale 60 Marcellus wells 60 Appalachian Basin 60 Marcellus shale drilling 59 hydraulic fracturing 59 Chattanooga Shale 59 Utica Shale 57 Woodford Shale 57 fracking 57 coalbed methane 57 lucrative Marcellus Shale 56 hydrofracking 56 Haynesville 56 Marcellus acreage 56 Utica shale 56 drillers 56 shale formations 56 unconventional shale 56 Haynesville shale 55 hydro fracking 55 Marcellus Shale wells 55 Appalachian basin 55 Barnett shale 55 horizontal drilling 54 Woodford shale 54 Marcellus Shale acreage 54 Ford Shale 54 Piceance Basin 54 Haynesville Fayetteville 54 hydrofracturing 54 Marcellus shale wells 53 Fracking 53 CNX Gas 53 Paradox Basin 53 Barnett Shale formation 53 Utica shales 53 Pinedale Anticline 53 Deep Basin 52 Eagleford 52 Chesapeake Energy 52 Bakken Shale 52 Fayetteville shale 52 Woodford Shale Play 52 natural gas 52 Montney 52 shale deposits 52 Williston Basin 52 Deep Bossier 51 Coalbed methane 51 Fayetteville Shale Play 51 Bakken formation 51 Utica Shale formation 51 Bakken shale formation 51 Chesapeake Appalachia 51 Bakken shale 50 Hydrofracking 50 Granite Wash 50 Colorado Piceance Basin 50 Powder River Basin 50 Uinta Basin 50 Marcellus Shale geologic 50 Nikanassin 50 coal seam gas 50 Marcellus Haynesville 49 EOG 49 Bakken 49 coal seam 49 horizontal wells 49 Arkansas Fayetteville Shale 49 unconventional reservoirs 49 Lower Bossier Haynesville 49 bed methane 49 undeveloped acreage 49 Bakken Formation 49 Marcellus shales 49 hydraulically fracture 49 shales 49 shale basins 48 Palo Duro Basin 48 St. Lawrence Lowlands 48 prolific Barnett Shale 48 horizontal Marcellus Shale 48 Piceance 48 Marcellus Shale drillers 48 Monument Butte 48 Haynesville Bossier 48 horizontal hydrofracking 48 Niobrara Shale 48 Cana Woodford Shale 48 Piceance basin 48 Colony Granite Wash 48 Devonian shale 48 Range Resources 48 Huron Berea 48 MarkWest Liberty 48 Shale 48 Montney Doig 48 Haynesville Shale formation 48 Shale Gas 48 Devonian Shale 47 subsalt 47 coalbed methane wells 47 Niobrara shale 47 fracked 47 hydro fracturing 47 Vermillion Basin 47 PetroEdge 47 Marcellus Shale Coalition 47 Cherokee Basin 47 Mako Trough 47 Anadarko Woodford 47 Surat Basin 47 Cinco Terry 47 Marcellus shale acreage 47 fracing 47 Gething Formation 47 oil sands 47 Majorsville 47 Kashagan 46 North Slope 46 Pennsylvania Wilds 46 drilling 46 coal seams 46 Wolfcamp 46 hydrocarbon 46 Frac Tech 46 Gas Drilling 46 MarkWest 46 Utica shale formations 46 Albany Shale 46 Pennsylvania 46 Terry Engelder 46 Timan Pechora 46 GMXR 46 Montney shale 46 coalbed 46 Cardium formation 46 undrilled prospects 46 undeveloped leasehold 46 commented Dinges 46 coalbed methane CBM 46 Equitrans 46 Cook Inlet basin 46 Niobrara formation 46 fracking fluid 46 EOG Resources Inc. 46 Lower Tertiary 46 DCNR 46 Haynesville Bossier Shale 46 Haynesville Bossier shale 46 Val Verde Basin 46 Quifa block 46 Lower Montney 45 XTO 45 Bohai Bay 45 CONSOL 45 Roan Plateau 45 Thrace Basin 45 Ladyfern 45 Northeastern Pennsylvania 45 Spraberry Trend 45 Wilrich 45 Wolffork 45 Pembina Cardium 45 Arkoma Basin 45 gas condensate 45 CNX Gas drilled 45 Montney fairway 45 Wattenberg Field 45 Permian Basin 45 Bakken acreage 45 Outer Continental Shelf OCS 45 Mannville CBM 45 Granite Wash formation 45 Overthrust 45 Austin Chalk 45 Akkulka 45 Cana Woodford 45 Cabot Oil 45 Upper Devonian 45 Elmworth 45 northeastern Pennsylvania 45 layered sedimentary rock 45 Anadarko Basin 45 Pasquia Hills oil 45 Gas Shales 45 Mon Fayette Expressway 45 Coal Bed Methane 45 Powder River basin 44 Taribani Field 44 Fences concession 44 Galilee Basin 44 Revloc Project 44 Kathryn Klaber president 44 Appalachia 44 horizontal Niobrara 44 Denver Julesburg Basin 44 Unconventional Gas 44 Montney formation 44 Bossier Haynesville 44 IOGA 44 hydraulically fracturing 44 Grizzly Bluff 44 Niobrara 44 SEECO 44 Ansell Sundance 44 fraccing 44 Barnett Shale acreage 44 EOG Resources 44 Kathryn Klaber 44 Luzerne County 44 VIC/P# 44 situ oilsands 44 frac 44 Encana 44 Huron Shale 44 Southern Tier 43 Engelder 43 Haynesville acreage 43 frack 43 Montney Formation 43 Montney shale gas 43 Dan O. Dinges 43 Haynesville wells 43 CBM 43 Duvernay shale 43 Panhandle Granite Wash 43 hydraulic fracturing fracking 43 Leor Energy 43 Nomac Drilling 43 COGCC 43 Cutbank Ridge 43 drilling horizontal wells 43 Three Forks Sanish 43 Eagleford Shale 43 Sublette County 43 Permian basin 43 horizontal Marcellus 43 wells drilled 43 St Lawrence Lowlands 43 Cana Shale 43 Buffalo Wallow 43 Williston Basin Bakken 43 Ozona Northeast 43 Western Canadian Sedimentary 43 Matthys McMillan Gas 43 carbonate reservoirs 43 operated horizontal wells 43 Anadarko 43 THAI TM 43 Gastar 43 hydraulic fracking 43 Wilrich horizontal 43 unrisked reserve 43 Niobrara shale formation 43 economically exploitable 43 Glacier Montney 43 Koliba Prospect 43 Muskwa 42 Horizontal drilling 42 Natural Gas Gathering 42 Arpatepe 42 Bossier Sands 42 Scarnati 42 Uinta basin 42 Pennsylvania Turnpike 42 Fayetteville Shale acreage 42 DRBC 42 Cardium 42 Barnett Shale geologic 42 Waipawa Black 42 Yamal Peninsula 42 Arkoma basin 42 Sanish field 42 Magnum Hunter 42 Powder River Basin PRB 42 Energen Resources 42 Notikewin 42 Anadarko Mitsui 42 Outer Foothills 42 Denver Julesberg Basin 42 Gippsland Basin 42 Viola Limestone 42 EQT 42 Rep. Jim Wansacz 42 Antrim shale 42 Ogallala Aquifer 42 Scott Rotruck 42 Bossier shale 42 Pinon Field 42 Colorado Roan Plateau 42 OGX 2A 42 refrac 42 Canyon Sandstone 42 Bakken wells 42 TGGT 42 Haynesville Shale leasehold 42 Penneco 42 PennFuture 42 oilsands 42 Mississippian formation 42 Baxter Shale 42 Browse Basin 42 undrilled 42 Hydraulic Fracturing 42 Karachaganak 42 Environmental Conservation 42 anthracite coal 42 Natural Buttes 42 Yegua Cook Mountain 42 Caspian Sea basin 42 Neslin 42 Greater Buffalo Wallow 42 Avella 42 Mountrail County 42 Bcf 42 carbon dioxide sequestration 42 NGI Shale Daily 42 Anschutz Exploration 42 multi frac 42 wellbores 42 Wolfberry Trend 42 Haynesville shales 42 Lower Acacus 42 Sand Wash 42 Shale formations 42 Michigan Antrim Shale 42 Natural Gas 42 Lower Shaunavon 42 Rancher Energy 42 Marcellus drillers 41 Marcellus Shale Formation 41 Coalbed 41 PetroWorth 41 Fayetteville Shale formation 41 Wolfcamp Shale 41 Bossier shales 41 Waterflood 41 Chief Executive Aubrey McClendon 41 Sawn Lake 41 Carnarvon Basin 41 Jonah Pinedale 41 Absaloka Mine 41 Wolfberry 41 Southpointe II 41 spokesman Matt Pitzarella 41 leasehold acreage 41 EXCO Resources 41 Cordova Embayment 41 Haynesville Marcellus 41 Cook Inlet Basin 41 Roszkow 41 Hydraulic fracturing 41 Horseshoe Canyon 41 Azeri Chirag 41 horizontal Mississippian 41 Caney Shale 41 Dodsland 41 Lower Oligocene 41 Barnett Shale wells 41 Harrisburg 41 Mudlogging 41 Bakken horizontal 41 Belin # 41 Mamm Creek 41 Oklahoma Cana Woodford 41 Appalachian Basin Marcellus Shale 41 bituminous coal 41 Maverick Basin 41 Rendell 41 Chemung County 41 fracking fluids 41 Costayaco field 41 DEP 41 Anadarko Woodford Shale 41 Browse Basin offshore 41 Chesapeake 41 Kovykta 41 acre spacing 41 underground shale formations 41 Montney resource 41 legalized slots parlors 41 Greater Gorgon 41 Chicontepec 41 Browse basin 41 ACOR ORRI 41 Dauphin County 41 sandstone reservoirs 41 horizontal hydraulic fracturing 41 PADEP 41 Lycoming 41 Kyzyloi 41 Montney Shale 41 Abandoned Mine Reclamation 41 Transcontinental Gas 41 Noxen 41 Petro Reef 41 Yudichak 41 Jolly Ranch 41 drilled horizontally 41 Dodsland Viking 41 Pearsall shale 41 Santos Basin 41 Tom Corbett 41 Shah Deniz 41 horizontal Bakken 41 Kaskida 41 Petrohawk 41 Williston basin 41 Simpson Dolomite 41 Midstream Assets 41 Luzerne 41 Tethys believes 41 Rotliegend 41 matrix porosity 41 Marcellus Shale leasehold 41 Fort Worth Barnett Shale 41 Oil Shale 41 Ellenburger 41 deepwater Gulf 41 drillable locations 41 Utah Uinta Basin 40 Empire Zones 40 Azeri Chirag Guneshli 40 Fayetteville shales 40 Kul Bas 40 Nikaitchuq 40 UnionTown 40 XTO Energy 40 Aneth Field 40 WellDog 40 Bakken Sanish 40 Neuquen Basin 40 coalbed gas 40 sage grouse habitat 40 Matoushek 40 uncompleted wells 40 Arkoma 40 West Virginia 40 gasline 40 northcentral Pennsylvania 40 Calliope Gas 40 Chayvo 40 Krancer 40 Natural Resources DCNR 40 Cadomin 40 Nesson Anticline 40 Freestone Trend 40 ReoStar 40 Mirzaani # 40 Shouyang Block 40 Rodnikovskogo 40 CBM wells 40 Lunskoye 40 OVEREATERS ANONYMOUS Northeastern 40 Bougie Trutch 40 Arctic Coastal Plain 40 Doig Montney 40 Nextraction 40 unconventional shales 40 ACOR PEL 40 Columbia Gas Transmission 40 Wyoming 40 Greg Vitali 40 Wolfcamp shale 40 Piceance Uinta 40 fine grained sedimentary 40 Ammazzo prospect 40 saline formations 40 Transco pipeline 40 Ordos Basin 40 Kura Basin 40 Canadian sedimentary basin 40 Altamont Bluebell 40 Slave Point 40 Cardium horizontal 40 Allenergy 40 BOED 40 Lackawanna Luzerne 40 Tianwaitian field 40 Keathley Canyon block 40 Three Forks 40 Cretaceous interval 40 Devonian reef 40 CNX Gas Corporation 40 Cooper Eromanga Basin 40 Governor Rendell 40 Selma Chalk 40 SRBC 40 Amfire 40 Enerplus 40 Elm Coulee 40 Upper Mirador 40 AAPH 40 Fuhrman Mascho 40 frac sand 40 recompletion 40 Coal Seam Gas 40 Palmar Largo 40 Pennsylvanian 40 Montney shale plays 40 wells 40 Directional drilling 40 Alliance Sanitary Landfill 40 Atoka formations 40 Avalon Shale 40 hydrocarbon accumulations 40 Piceance Basins 40 Drake Woodrush 40 Dejour 40 DCP Midstream 40 Pennsylvanians 40 Penészlek 40 Norwegian Continental Shelf 40 Mirzaani Field 40 PVR Midstream 40 Luzerne Lackawanna 40 Patos Marinza 40 Mesaverde formation 40 PacRim Coal 40 CBM SE 40 PennEnvironment 40 drillable 40 mineable coal 40 CDX Gas 40 Harveys Lake 40 Cenomanian 40 carbonate reservoir 40 Washakie Basin 40 West Tavaputs 40 Gov. Ed Rendell 40 coalbed natural 40 shallower Cretaceous 40 Eachus 40 Makeevskoye 40 flowback 40 CARA MATTHEWS Gannett 40 MMcfed 40 bituminous mines 40 Maxhamish 40 rich Bakken shale 40 Tunkhannock 40 Environmental Protection PADEP 40 stratigraphic trap 40 Kotaneelee 40 Musreau 39 subsalt cluster 39 Alaska Prudhoe Bay 39 Chesapeake CHK 39 Beaverhill Lake 39 Bijeel 1 39 Sunoco Logistics 39 QEP Energy 39 Elm Grove Field 39 Seberaba # 39 Shelby Trough 39 MMCFPD 39 Dominion Transmission 39 Holtwood hydroelectric plant 39 saltwater disposal 39 Majorsville complex 39 horizontal Granite Wash 39 northern Alberta oilsands 39 Glauconitic 39 Kovykta gas 39 AKK# 39 deepwater 39 Nicolet Permit 39 nonproducing 39 Basin Barnett Shale 39 coal 39 Tano Basin 39 shallower formations 39 Alberta oilsands 39 Canariaco Norte copper 39 Severance Tax 39 Mowry Shale 39 Szolnok formation 39 Meadowcroft Rockshelter 39 Spectra Energy 39 Bossier Shales 39 McCully Field 39 Piltun Astokhskoye 39 Montney wells 39 Kuçova 39 Verkhnechonskoye 39 Shouyang 39 Montanore 39 Quicksilver Gas Services 39 Pasquia Hills 39 Haynesville Shale wells 39 NYSE XCO 39 leasehold acquisitions 39 anthracite mine 39 Susquehanna 39 Questerre 39 permeability reservoir 39 Azerbaijan Shah Deniz 39 Patchawarra 39 Antero Resources 39 block L#/# 39 Queensland coal seam 39 Hunton Resource 39 Orphan Basin 39 booming Bakken Shale 39 Canetic 39 WBEXT 1A 39 Uinta Basins 39 EQT Production 39 Mexico Wolfcamp 39 Outer Continental Shelf 39 Supplemental Generic 39 Monongahela 39 gross unrisked 39 North Falkland Basin 39 Edirne Licence 39 Tioga 39 Orinoco Belt 39 Taribani Field Unit 39 Sartwelle # 39 Sabine Uplift 39 Thaeler 39 Drunkard Wash 39 frac'ing 39 Mahogany Deep 39 Oil Sands 39 Moxa Arch 39 AmeriLithium 39 Tamm Oil 39 UGI Utilities 39 Mangahewa 39 waterfloods 39 Gordondale 39 Lower Bossier Shale 39 Guneshli 39 cubic feet BCF 39 onshore shale formations 39 mountaintop mining 39 carbonaceous shale 39 Mesaverde 39 unrisked resource potential 39 Hiswah 39 Generic Environmental Impact 39 contiguous acreage 39 MegaWest 39 Wolfcamp formation 39 Georgina Basin 39 NYSE CXG 39 Jumonville # 39 Nenana Basin 39 drilled cased 39 Alle Kiski Valley 39 Cardium wells 39 Keystone Mudlogging LLC 39 Kaybob 39 Rosebud Mining 39 drillsites 39 Kodiak leasehold 39 GMX Resources 39 Fracturing 39 Petrosearch 39 Turzai 39 Hiram Brook 39 Glauconite 39 Longtom 39 Mmcf 39 Arkoma Woodford 39 interstate pipelines 39 Shallow Fields 39 Enogex 39 Reconcavo 39 Anadarko Petroleum 39 Denver Julesburg DJ 39 Eresman 39 Champion Drilling Fluids 39 coal mining 39 CREDO owns 39 Kovytka 39 Viola Limestone formation 39 Quinn 3H 39 Lone Pine Creek 39 Arkoma Basin Woodford Shale 39 Hangingstone 39 Quecreek Mine 39 pyritic rock 39 Glen Rose Porosity 39 Rotliegendes 39 PennDOT 39 Burkley Phillips # 39 Mmcf per 39 Notikewin formation 38 downspacing 38 offshore Tupi 38 Klaber 38 Lochend Cardium 38 Lithium brine 38 Joint Sewer Authority 38 Dunkard Creek 38 Guayuyaco Block 38 Gastem 38 giant Kashagan 38 Great Artesian Basin 38 Topoyaco 38 Bluesky formation 38 Growing Greener II 38 uphole Cretaceous 38 stage fracs 38 Ormen Lange 38 Landrose Saskatchewan 38 Fabie Bay 38 AltaCanada 38 NGAS 38 Grasslands Pipeline 38 EnCana 38 Yamal peninsula 38 Ebouri 38 Natural Gas Pipeline 38 Hushamu 38 presalt 38 Gibson Gulch 38 Rio Ariari 38 Droshky 38 Upper Montney 38 DeSoto Parish Louisiana 38 acidized 38 ProGas Energy 38 Secretary Kathleen McGinty 38 outer Continental Shelf 38 Costayaco Field 38 Roncott 38 Snohvit 38 Atlas Pipeline 38 Upper Mannville 38 diatomite 38 drillable prospects 38 Mobilestream Oil 38 Niobrara formations 38 Winna Gora 38 Sroda 38 Hilcorp 38 Cretaceous reservoir 38 Lotshi Block 38 Haynesville shale formation 38 Siptroth 38 undrilled locations 38 Tioga Counties 38 Consol 38 Randy Eresman 38 http:/www.eqt.com 38 Matt Pitzarella 38 Usan field 38 Puguang 38 Doddridge Counties 38 Horizontal wells 38 Skyharbour Resources 38 Shahdeniz 38 NYISO 38 Yamaska Fault 38 Arcan anticipates 38 frack flowback 38 McIlvenna Bay 38 Halilaga 38 Fracing 38 trillion cubic feet 38 Coudersport 38 NYSE APC 38 Lease Sale 38 OML# 38 Aquifer Protection 38 Steckman Ridge 38 horizontal Bakken wells 38 Betsy Mallison spokeswoman 38 exploratory drilling 38 Permo Carboniferous 38 Mountaineer CBM 38 Rosebud Mine 38 DeepWave SM 38 Fracture stimulation 38 Newfield Exploration 38 Surmont 38 Conestoga Landfill 38 Muskingum Watershed Conservancy 38 Barlevskoye 38 CEO Aubrey McClendon 38 Cannery Loop 38 hydrocarbons 38 Brinx Resources 38 MMcf 38 LOR # 38 Skrugard 38 horizontal Haynesville shale 38 unrisked gross 38 Nockamixon 38 Drilling 38 Dennis Yablonsky secretary 38 Cardium horizontal wells 38 Ohiopyle 38 Lineynoye 38 Hingeline 38 Vankor 38 Onorato 38 Crosstex 38 Albany today.A few 38 NIOB interval n 38 Medanito Sur 38 directionally drill 38 Bossier Shale 38 Tina Pickett 38 equivalent BCFE 38 Governor Ed Rendell 38 Mountain Midstream 38 Azeri Chirag Gunashli 38 Letitna 38 Mahanoy City 38 AC/P# 38 Lower Tertiary trend 38 Petrohawk Energy 38 coal seam methane 38 NOS# 38 Cutbank Complex 38 Ante5 38 trona 38 Kuparuk 38 Mcf d 38 Sheikh Adi 38 Caddo Levee 38 existing wellbores 38 Triassic Montney 38 Highmark exerts 38 Plawce 38 Flatrock 38 Marfa Basin 38 Morichito Block 38 McMoRan 38 Wolfcamp formations 38 WaveForm 38 oilsand 38 hydrocarbon reservoirs 38 Thor Trend 38 Pasquia Hills Saskatchewan 38 Kiskatinaw 38 Lackawanna County 38 Lower Abo 38 Exco Resources 38 coalfield 38 horizontal Cardium 38 Gene Yaw 38 flammable methane 38 Venango County 38 Spraberry 38 PEL 38 Ruvuma Basin 38 hydraulic fracturing fluids 38 horizontal wells drilled 38 mountaintop removal mining 38 Bemolanga 38 EXCO Resources Inc. 38 Nordegg 38 Nemacolin Woodlands Resort 38 Uintah Basin 38 Treasurer Wiessmann 38 Camisea 38 Pungarayacu 38 Frankfield Project 38 Zheng Guang gold 38 Hunton liquids 38 hydraulic fracing 38 Utah Hingeline 38 Oselvar 38 wellbore 38 Denver Julesburg basin 38 GeoMet 38 Delaware Estuary 38 Environmental Conservation DEC 38 Powder River 38 Breagh 38 Keystone Opportunity Zones 38 Endrod 38 Matthys McMillan 38 geologic formations 38 uphole zones 38 John Yudichak 38 fracking wastewater 38 Questar E 38 Quemahoning pipeline 38 PaDEP 38 Growing Greener 38 reservoir sands 38 Mexilhao 38 Kathleen McGinty 38 Gov. Rendell 38 Hole DDH# 38 Poconos 38 Wamsutter 38 Bayou Couba 38 Ninotsminda Field 38 Canada Sedimentary Basin 38 NFW exploration 38 Yousefieh 38 Newfield 38 Fayette County 38 Quest Midstream 38 Chiis deposit 38 Utica Shales 38 fracking chemicals 37 Marcellus Shales 37 Blacktail Ridge 37 hydrocarbon reserves 37 Gething formation 37 Mannville formation 37 Acreage Position 37 Maritimes Basin 37 Meritage Midstream 37 KIZ 37 Todd Eachus D 37 NYSE RRC 37 fracture stimulation 37 Burkley Phillips No. 37 Albpetrol 37 Yegua formation 37 horizontal Montney 37 CygNet 37 Benwood 37 Utica Shale Gas 37 Swistock 37 EOR 37 Kromolice 37 uphole 37 crestal 37 Reading Anthracite 37 Keg River 37 Anthony Ventello 37 AGIA 37 Woodford Cana 37 methane 37 taconite 37 Allen Kukovich 37 deepwater discoveries 37 NYCDEP 37 DeSoto Parish 37 freshwater tidal marsh 37 Notikewin horizontal 37 recoverable reserves 37 Queensland Surat Basin 37 Bridger Coal 37 downthrown side 37 Petroflow 37 Anticline 37 Nukhul 37 Mmcfe per 37 SGEIS 37 Snøhvit 37 Adirondack Forest Preserve 37 seismically defined 37 Ostracod 37 BRPC 37 Pecan Gap 37 Contango 37 venting methane 37 Billion Cubic Feet 37 Eagle Nest deposit 37 IGas 37 LR Kimball 37 Artesia Vacuum Trend 37 XTO Energy Inc. 37 Hogshooter 37 license PL# 37 Noxen Township 37 Dzheitune Lam A/# 37 East Zhagabulak 37 Lehigh Valley 37 Montney horizontal 37 Chemchemal gas 37 extract bitumen 37 Khurbet East 37 WCSB 37 Equitable Resources 37 Clearfield 37 Crestwood LP 37 directional drilling 37 Myron Arnowitt 37 Granite Wash wells 37 Upshur County 37 Recoverable reserves 37 geologic formation 37 Consol Energy 37 Exxon XTO 37 coalfields 37 brownfields redevelopment 37 Timor Sea