Related by context. All words. (Click for frequent words.) 69 hydraulically fracture 62 hydraulically fractured 61 fracced 60 frac'ing 60 frack flowback 60 Petrohawk drilled 60 shatter tightly compacted 59 hydraulic fracturing fracking 59 fraccing 59 fraced 59 Pembina Cardium horizontal 59 OGX 2A 59 appraisal sidetrack 59 coal seams coalbed 59 Fracture stimulation 58 pollutes groundwater 58 NIOB interval n 58 shallower Cretaceous 58 Zosh Road 58 hydro fracturing 58 Rio Ariari 58 Fracing 58 Sierras Blancas 58 net Cardium horizontal 58 Montney horizontal 58 operated horizontal wells 57 awaiting fracture stimulation 57 CX# #D 57 fracing 57 frac plugs 57 Ammazzo 57 #/#-# S [002] 57 Dzheitune Lam B/# 57 Arta # 57 successfully fracture stimulated 57 frac stimulation 57 slickwater 56 liquid NGL fractionation 56 Particle Impact 56 Dzheitune Lam A/# 56 Mamm Creek 56 Mangahewa 56 Medanito Sur block 56 proved reserves YE# 56 Nitrogen N2 56 sidetrack appraisal 56 Pasquia Hills oil 56 Granite Wash formation 56 hydraulic fracture stimulation 56 OTCBB PTPE FRANKFURT 4PP 56 drilled horizontally 56 Gething formation 56 Notikewin horizontal 56 Seberaba # 55 uphole 55 #SH# 55 Atoka formations 55 CBM SE 55 Patchawarra Formation 55 flowback 55 Kiskatinaw 55 Cardium horizontal 55 Upper Shaunavon 55 Beaverhill Lake 55 Wytowno S 1 55 fracture stimulations 55 reinjection 55 horizontal Haynesville shale 55 drilled directionally 55 Lower Mannville 55 spokeswoman Rhona DelFrari 55 horizontal Montney 55 conventionally recoverable natural 55 #-#-#-# W5M [003] 55 Horizontal drilling 55 Main Shear Zone 55 Godah # 55 Kyzyloi Field 55 drilling muds 55 frac flowback 55 fracture stimulation stages 55 Niobrara formation 55 Penészlek 55 hydro fracking 55 #-#-#-# W5M [002] 55 hydrofracturing 55 Keathley Canyon block 55 fracture stimulated 55 CX# #XD 55 IP 5b 55 Cannery Loop 55 Granite Wash wells 55 frac fluid 54 hydraulic fracturing fluid 54 Slave Point 54 coal seams coalbed methane 54 Seberaba 54 carbonate reservoir 54 Lebork S 1 54 Arpatepe 54 Lineynoye 54 Sivulliq 54 Roncott 54 Wireline logs 54 Utica shales 54 Cardium formation 54 extract bitumen 54 Nikaitchuq 54 carbonaceous shale 54 Tasour # 54 Hiram Brook 54 Notikewin 54 Southeast Etame 54 hydraulic fracture 54 syngas mixture 54 Cana Woodford 54 recompleted 54 Blacktail Ridge 54 coalbed 54 benzene toluene ethylbenzene 54 hydraulic fracturing 54 Quifa #X 54 neutron generators 54 Quinn 3H 54 synthetic liquid hydrocarbons 54 Liwan #-#-# 54 Ronguen deposit 54 Hiswah 54 horizontal Haynesville wells 53 South Timbalier Block 53 CNX Gas drilled 53 Coalbed methane 53 Toroa prospect 53 Rio Ariari Block 53 Nukhul 53 Kotaneelee L 53 chlorides calcium 53 #/#-# S [001] 53 Gething Formation 53 Cheal A4 53 hydraulic fracking 53 Transocean semi submersible 53 Visure 1X 53 fracking fluid 53 Caney Shale 53 Haynesville Fayetteville 53 Lower Mirador 53 Glauconitic 53 recompleted wells 53 Viola Limestone 53 Costayaco field 53 Campaigns spar 53 Wolfcamp 53 horizontal Haynesville 53 Snoehvit natural 53 Rotliegend 53 Haynesville Shale formation 53 Szolnok Formation 53 Ostracod 53 changer Montero 53 recomplete 53 proprietary Fischer Tropsch 53 Zhana Makat 53 acidized 53 Ayelen Vein 53 horizontal Niobrara 53 #,# ft. perf 53 Tasour 53 Puesto Morales Rinconada Concession 53 Baxter Shale 53 Plawce 53 cored interval 53 SHEETS CWLXF announces 53 Encino Vein 53 Montney Doig 53 Ausable # 53 Grizzly Bluff 53 Patchawarra 53 Notikewin formation 53 stope delineation 53 Pasquia Hills Saskatchewan 53 Archer Wildlands # 53 ethane extraction 53 Waterflood 52 horizontal Marcellus 52 spokesman Randy Teeuwen 52 Dimock Twp 52 Haynesville Bossier horizontal 52 Hydraulic fracturing 52 Cardium wells 52 Tuqueque 1X 52 fracture tightly compacted 52 fracs 52 Juanambu 52 Mesaverde 52 horizontal Cardium 52 Huron Berea 52 coalbed methane wells 52 Aker Barents 52 Endrod 52 situ extraction 52 Transocean Discoverer Enterprise 52 Haynesville shale wells 52 Beaverhill Lake formation 52 Cheal B3 52 THAI TM 52 Bossier shales 52 Wytowno # 1 52 residual bitumen 52 Cimarex drilled 52 colorless odorless poisonous 52 simul frac 52 Waipawa Black 52 leachable chalcocite 52 saline formations 52 fracking drillers 52 Marten Mountain 52 Wabiskaw 52 Inc. PINKSHEETS TEXC 52 added Stengell 52 Sarqala 1 52 Awoun 52 uphole Cretaceous 52 Hoshia 52 contaminate aquifers 52 Mongora 52 seafloor methane 52 Bossier shale 52 drilling horizontal wells 52 Corp CHK Short Term 52 Gwydyr Bay 52 horizontal Haynesville Shale 52 Mannville CBM 52 MCFPD 52 Cook Inlet basin 52 Upper Mancos 52 Uracoa 52 fracked 52 Montney formation 52 South Tchibala 52 corehole 52 recompleting 52 Avouma 52 Marban deposit 52 underground delineation drilling 52 Mirador formation 52 Osyka Corporation 51 directionally drilled 51 Morichito # 51 Doig formations 51 Goldpines North 51 liquid condensates 51 situ bitumen 51 injector wells 51 Ellenburger formation 51 Sanish field 51 outer Continental Shelf 51 Wilrich horizontal 51 Carbon monoxide byproduct 51 horizontal wells drilled 51 multi frac 51 Section #NE [003] 51 Board SGAS Sino 51 near Darrouzett 51 Nemegosenda Project 51 Q# vessel 51 ET 5H 51 Trzek 51 Shahdaniz 51 Directional drilling 51 Strawn Limestone 51 units drillship semisubmersible 51 Yenac 51 Canshale 51 economically producible 51 #/#a-# [001] 51 downhole pumps 51 GOM Shelf 51 horizontal Cardium wells 51 Devonian shale 51 Upper Mirador 51 Powder River basin 51 inert nitrogen 51 Ike skews 51 Wolfcamp Shale 51 Paradox Basin 51 Songa Saturn drillship 51 Zechstein 51 chemical intermediates inks 51 fracture stimulation 51 Nariin Sukhait 51 horizontal CBM 51 Mowry Shale 51 coal seam 51 fracturing fluids 51 Pasacancha Hole 51 Sisskin continues 51 Exploratory drilling 51 Cretaceous Massive 51 Flatrock discovery 51 Michigan Antrim Shale 51 horizontal Granite Wash 51 anaerobic decomposition 51 drilling recompletions 51 Etame Marin 51 residual hydrotreater 51 Situ Recovery ISR 51 Elm Grove Field 51 benzene ethylbenzene 51 Akri Bijeel block 51 redrill 51 refrac 51 inadvertently puncturing 51 LOR # 51 Ellenburger 51 clastics 51 Songa Delta 51 Wolffork 51 MPEH TM 51 Sokolovskoe 51 AKD# appraisal 51 UCG syngas 51 Airplanes sprayed 51 Neal Mednick 51 Orphan Basin 51 Ante Creek 51 Lunskoye 51 acidizing 51 remove oils greases 51 tritium contaminated 51 frac'd 51 Callum Cowley 51 horizontal Woodford shale 51 Queensland Surat Basin 51 Yegua sands 51 Cassiar Moly property 51 Muskeg River mine 51 Hz wells 51 MMCFED 51 BP ruptured Macondo 51 Woodford shale 51 1 Lutters Well 51 bitumens 51 shale leasing 50 resource delineation 50 eastern Denver Julesburg 50 Valle Morado 50 horizontal wellbore 50 Suncor Firebag 50 RC Reverse Circulation 50 Gordondale 50 underground geological formations 50 Uinta basin 50 Chattanooga Shale 50 Barnett Shale formation 50 Piltun Astokhskoye 50 #o API 50 Lower Caballos 50 CAToil 50 Zhana Makat Field 50 Marmaton 50 Western Sedimentary Basin 50 Equitrans 50 deep saline aquifer 50 Pembina Brazeau 50 Lona O 50 Fayetteville Shale formation 50 injectivity test 50 Bellekeno deposit 50 Bossier Haynesville 50 SAGD pilot 50 Cretaceous reservoir 50 Jumonville # 50 Estrella Pit 50 concerning VAALCO 50 Tsiengui 50 Viola Limestone formation 50 Kvitebjorn 50 Cretaceous carbonate 50 Cadomin 50 Marcellus shales 50 uranium mineralization intersected 50 Hawkville 50 using slickwater 50 Coal seam 50 frac fluids 50 An Nagyah 50 frac 50 Mosman Rockingham 50 NOJ# 50 Eagleford 50 colorless odorless radioactive 50 deep saline aquifers 50 inject slurry 50 Bluesky formation 50 Marcellus shale formation 50 Barail 50 Oklahoma Cana Woodford 50 Onkelo 50 deepwater exploratory wells 50 Trans Ecuadorean 50 Ameriwest Fee # 50 Lower Montney 50 Kulu copper 50 horizontal drilling 50 fine grained sedimentary 50 diamond coring 50 Blackford Dolphin 50 coalbed methane CBM 50 Lower Rudeis 50 Middle Eocene 50 spokesman Matt Pitzarella 50 Mahogany Deep 50 Tethys believes 50 Mirador Formation 50 Mexilhao 50 hydraulic fracturing fluids 50 Bluesky formations 50 injection wells 50 Szolnok formation 50 WBEXT 50 Utica shale 50 Shell RDSa.L Quote 50 McCully Field 50 drilling 50 Fountain Quail 50 Fracking involves 50 existing wellbores 50 La Pinta 1X 50 Vaca Muerta 50 Elk Antelope 50 directionally drill 50 Mirzaani # 50 bearing stratigraphy 50 Chiguiro Oeste 50 bullheading involved 50 Yegua formation 50 Powder River Basin PRB 50 Vaca Tar 50 APNewsBreak Bubble 50 Acacia Este 50 #-#-#-# W5M [004] 50 horizontal laterals 50 Nikanassin 50 Droshky 50 highwall mining systems 50 lithium boron 50 Fairydell Bon Accord 50 Fayetteville shales 50 Heitsman 50 Caballos Formation 50 Browse basin 50 AWP Olmos 50 Keathley Canyon Block 50 vertical wellbore 50 Obangue 50 Ebouri field 50 LKC interval n 50 Petrogen Corp. 50 Ofrima 50 Utica shale formations 50 coreholes 50 acid stimulation 50 Ebouri 50 Paradox Basin # 50 Recoverable reserves 50 #W#M [002] 50 Cardium horizontal wells 50 dewater 50 Hemphill Buffalo Wallow 50 Muthero 50 Bossier Sands 50 Kalegran 50 Anadarko Woodford Shale 50 OGIP 50 AOP Worldwide 50 Caesar Tonga 50 produce sooty acrid 50 bearing sandstones 50 Guatiquia 49 horizontal Barnett Shale 49 Stena Forth 49 Wilrich 49 Russell Bevly 49 Liquids CTL 49 Kowalik 1H 49 Osisko Releases 49 PINKSHEETS MGLG 49 anticipates spudding 49 Triassic reservoirs 49 Dzheitune 49 Visund platform 49 Chaveroo 49 Non unitized 49 blowout preventer BOP 49 Bakken horizontal 49 Outer Foothills 49 Bluesky Gething 49 Warro 49 Canaguaro Block 49 fracing fluids 49 fracturing fluid 49 Arcan anticipates 49 drillsites 49 Denver Julesburg DJ 49 Carbonera C7 49 saline aquifers 49 fine grained sedimentary rock 49 Ozona Northeast 49 Cib Haz 49 Methane hydrates 49 Kromolice 49 Liuhua #-# 49 Murta Member 49 Upper Jurassic Fulmar 49 ConocoPhillips COP.N Quote 49 Hole RR# 49 Fuhrman Mascho 49 coalbed gas 49 limestone dolomite 49 Quifa block 49 Marulk 49 Cokers convert crude 49 Wolfberry wells 49 gasify coal 49 Mechanical trenching 49 Kavola East 49 Lupita Mine 49 Al Jariya 49 Montney shale 49 Canadon Seco 49 Montara oilfield 49 Caballos formation 49 East Arta # 49 horizontal Bakken 49 Dauletabad gas 49 Alpha #S# 49 ASX BLY 49 Martex Prospect 49 Devonian Shale 49 ft. perf 49 Mtsare Khevi Field 49 delivering aerosolized KL4 49 Stockyard Field 49 shallower formations 49 Nukhul formation 49 submersible rig 49 synfuels plant 49 Denver Julesburg 49 subsalt cluster 49 Villeta T 49 Abu Gharb 49 saltwater disposal 49 Jebel Hafit 49 Timan Pechora Project 49 basal sands 49 trichloroethene TCE 49 Mecaya 49 TSX V TAO 49 horizontal hydrofracking 49 Loma Montosa 49 acid fracture stimulation 49 Steam Assisted Gravity Drainage 49 Nabors Drilling USA 49 contaminating groundwater 49 Hawkville Field 49 condensate liquefied petroleum 49 situ leach 49 Chayvo field 49 official Donald Boham 49 undiscovered hydrocarbon 49 J1B 49 Talisman Energy Norge AS 49 El Bibane 49 reservoir permeability 49 Desulfurization 49 Veslefrikk 49 horizontal wells 49 situ bitumen production 49 Guayuyaco Block 49 Tano Basin 49 Ammazzo prospect 49 deepwater subsalt 49 Upper Mannville 49 underground coal seams 49 Oselvar 49 Oligocene reservoir 49 Pokukrom West 49 Nueva Caledonia 49 QuantiSpot 49 bottomhole 49 drillstem test 49 delineation drill 49 Norne field 49 matrix porosity 49 BCFG 49 dolomitized 49 Pinuna 49 bbl MMcf 49 #,#,# cu ft 49 multiwell 49 permeability reservoir 49 Huron Shale 49 Gubik 49 Chayvo 49 Arkoma Basin 49 Mannville formation 49 Jingemia 49 Triassic formation 49 Newfield Exploration Mid Continent 49 #/#b-# [002] 49 Thungo 49 ultradeep 49 WDC# 49 Paranui # 49 fracking fluids 49 spokeswoman Skylar McElhaney 49 Cordero Rojo mines 49 ACOR ORRI 49 Cretaceous Jurassic 49 wireline logging 49 TSX VENTURE PXP Pitchstone 49 Muskwa shale 49 Rovuma basin 49 Barnett Shale Formation 49 Draugen 49 Aquitaine Maritime 49 USR Technology 49 mixture CWM 49 minable reserve 49 Leman sandstone 49 Ofin river 49 Fracking fluid 49 El Manto 49 Barnett Shale Fayetteville Shale 49 Taranaki basin 49 reserves leasehold acreage 49 Bois d' Arc's 49 Canext 49 ET 6H 49 Elmworth Energy 49 Winna Gora 48 Nicolet Permit 48 hole BC# 48 Qishn 48 Bijeel 1 48 GSF Arctic IV 48 Eocene reservoir 48 Bethany Longstreet Field 48 contaminate groundwater 48 W. Contractor Nabors 48 ATP Telemark Hub 48 lemon eucalyptus p 48 Inc. PINKSHEETS EESV 48 horizontal Bakken wells 48 horizontal lateral 48 horizontal Marcellus Shale 48 Drill Stem 48 Eirik Raude 48 infill wells 48 Methane hydrate 48 Atzam # 3A 48 Marcellus Haynesville 48 shale extraction 48 Bayou Couba 48 Åsgard B 48 Norco La. refinery 48 Telemark Hub 48 Musreau 48 drilled cased 48 Cretaceous sandstone 48 Basal Quartz 48 Mexico GOM shelf 48 Terax 48 s RIG Deepwater 48 iso octane 48 bioleach 48 condensate propane butane 48 #/#a-# [002] 48 Cambay #Z 48 NQ diamond 48 Malrok 48 Jackpine Mine 48 Hingeline 48 Chinchaga prospect 48 Reverse Circulation 48 Radon naturally occurring 48 hydrocarbon saturation 48 Gumusut 48 BTEX chemicals 48 horizontal Mississippian 48 Dan Spadoni 48 Skrugard prospect 48 Verkhnechonskoye 48 Canyon Sandstone 48 Neocomian 48 leased Deepwater Horizon 48 previously undrilled 48 Dolinnoe 48 Bohena 48 Methyl Tertiary Butyl Ether 48 Patterson UTI Reports 48 Arkoma basin 48 NFW exploration 48 Kakut 48 alkaline leaching 48 Pekisko formation 48 West Bukha 48 Middle Bakken Formation 48 underbalanced 48 Exmouth Sub 48 seafloor irreparably 48 Cretaceous sands 48 Sulfur Recovery Unit 48 frac sand 48 Tombua Landana 48 ooze naturally 48 Mississippian formation 48 Bakken shales 48 Snøhvit 48 Viking horizontal wells 48 L#b 48 Devonian reef 48 venting methane 48 Fisher Tropsch 48 Fracking involves injecting 48 extract coalbed methane 48 Nabrajah # 48 Lower Jurassic 48 PetroWorth 48 Chaza block 48 workovers recompletions 48 unburned hydrocarbons carbon monoxide 48 Canaguay 1 48 Halliburton Probert 48 desulfurizer 48 open pitable 48 drilled vertically 48 Kirinsky 48 Coloro property 48 Hydrogen chloride 48 Los Aceites 1 48 Minapampa Zone 48 naturally occurring methane 48 vertical stratigraphic 48 FBIR 48 high Btu bituminous 48 downhole geophysics 48 situ leach mining 48 Pecan Gap 48 Na Kika 48 Chloride Tl 48 Skarv 48 Washakie Basin 48 CBM wells 48 Chiis deposit 48 Alberta Environment AENV 48 Lower Tertiary trend 48 Piceance Basin Colorado 48 Kochmesskoye # 48 drilling coring 48 BP Macondo well 48 ethane propane butane 48 hydrofracking 48 subsea dispersants 48 Fracking involves pumping 48 Chesapeake Appalachia 48 Lower Acacus Formation 48 Lodgepole formation 48 dewatering 48 Transocean Deepwater 48 Drunkard Wash 48 drillship Discoverer Enterprise 48 waterfloods 48 Montney wells 48 Rodessa formation 48 hypogene 48 EOR techniques 48 Cardium Viking 48 Tapuli Stora Sahavaara 48 downspacing 48 Ruvuma Basin 48 Langmuir Project Langmuir No.1 48 Akkulka block 48 Lower Bossier Haynesville 48 package LMRP cap 48 collapse unleashing torrent 48 Oro Amigo 48 Mancos shale 48 unbooked resource potential 48 Colorado Roan Plateau 48 Buckskin Mesa 48 Hoshia # 48 mcfpd 48 Whitmar Exploration Co. 48 horizontal Woodford Shale 48 frack 48 coalbed natural 48 Matthys McMillan Gas 48 Mcfd 48 Voitinel 48 Namur Sandstone 48 multistage frac 48 degasification 48 frack fluid 48 unmineable coal seams 48 Potassium hydroxide 48 delineation wells 48 Tianwaitian field 48 NYSE Amex GTE 48 liquids CTL plant 48 CAPRI TM 48 Rudeis 48 cubic feet Mmcf 48 Betsy Mallison spokeswoman 48 Rotliegend sandstone 48 Yegua 48 Bengara II Block 48 MMCFPD 48 clastic reservoirs 48 Bokhtar PSC area 48 Candelilla 48 GSF Arctic II 48 Carbon dioxide CO2 48 coal anthracite bituminous 48 Topoyaco 48 Calliope Gas 48 unconventional reservoirs 48 Taribani Field 48 Gacheta 48 leak tritium 48 Rheochem PLC 48 Keg River 48 Mmcfd 48 Company Skouries Olympias 48 Bossier Shale 48 Cardon IV 48 Patrick Etchart 48 proposed Bonanza Ledge 48 flammable methane 48 wellbores 48 Pryme Oil 48 #/#b-# [001] 48 cubic feet equivalent Bcfe 48 Akri Bijeel 48 intermediate casing 48 Gramalote property 48 MMcfed 48 Cook Inlet Basin 48 Waterberg coal 48 perforated interval 48 Diabase Peninsula uranium 48 Lisewo 48 Lower Oligocene 48 -MI6 MI5 48 Albany Shale 48 El Wastani 48 contamination Nishiyama 48 subsurface aquifers 48 Hydrogen Sulfide H2S 48 Sarikiz 47 Antrim shale 47 Odoptu 47 Temblor Valley 47 fracturing stimulation 47 Tampen area 47 recompletion 47 #XD [001] 47 ground geophysics trenching 47 Albpetrol 47 fracking horizontal 47 Kambuna 47 Boies Ranch 47 redrilling 47 heater treater 47 unlined pits 47 Nueva Concepcion 47 Qualified Person overseeing Lydian 47 Cerro la Paila 47 Upper Montney 47 Worrior 47 situ leaching 47 ET 7H 47 hole FL# 47 bed methane 47 uphole zones 47 Boxey Point 47 Oil Recovery EOR 47 hole ESI# 47 Ezzaouia 47 Liquified natural 47 cutoff valve 47 Cheleken Contract Area 47 #bcf [002] 47 Cinco Terry 47 Eastmain Mine 47 semisubmersible drilling rigs 47 geochemical surveying 47 gasifying coal 47 Harmony Elandsrand mine 47 Chiguiro Este 47 PP F# 47 deepwater GOM 47 Lotshi Block 47 Songa Dee 47 Marlim Sul 47 Transocean drillship 47 chloride salts 47 methane CH4 47 Marban Block 47 TCE trichlorethylene 47 horizontal coalbed methane 47 spokeswoman Denise Hamsher 47 dechlorinated 47 cased hole 47 borehole geophysics 47 Norrliden Polymetallic Deposit 47 coal gassification 47 Constancia Copper Molybdenum 47 overpressurized 47 NYSE EOG EOG 47 Horizontal wells 47 RIG RIG 47 scoping prefeasibility 47 Anadarko Woodford 47 Richard Kuprewicz Redmond Wash. 47 Arap Tepe 47 Qara Dagh 47 Sand Wash 47 contaminates drinking 47 Eagleford Shale 47 #ST# 47 cyclic steam 47 Lower Acacus 47 Paralana 47 Tassie Shoal 47 wells 47 arsenic barium 47 Besbolek 47 equivalents Tcfe 47 Libby adit 47 Caddo Pine 47 enriched uranium hexafluoride 47 Sands Project AOSP 47 Hauraki Region 47 regassified 47 valve malfunctioned 47 Sanish wells 47 Deepwater Expedition 47 onshore Chicontepec 47 Kul Bas 47 sulfidation style 47 potash brine 47 turbo expander 47 fracking 47 Co. PXD 47 South Timbalier 47 Jurassic sandstone 47 structural stratigraphic 47 Cannivan Gulch 47 shale 47 Carbonera C 47 Non unitized Lower 47 Deep Panuke offshore 47 Situ Recovery 47 Wolfcamp formations 47 Disposable Transducers Markets Independently 47 Marcellus shale acreage 47 Los Cuervos reservoir 47 MMscf d 47 Glauconite 47 Triassic sequence 47 Saiwan East 47 maker Vetco Gray 47 QEP Energy 47 Barnett Shale wells 47 horizontal hydraulic fracturing 47 skim scour 47 assaying protocols 47 Methane CH4 47 Muskeg River Mine 47 Cordova Embayment 47 ft md 47 Lisburne 47 AMEX FPP 47 DAILY PRODUCTION # 47 sandstone reservoir 47 Deepwater Horizon semisubmersible 47 Bua Ban North 47 swell packers 47 RC percussion 47 securityholder approvals 47 then permanently entomb 47 encountering hydrocarbons 47 mmscfpd 47 Albacora Leste 47 polypropylenes polyethylenes 47 SeaDrill Ltd. 47 WBEXT 1A