Related by context. All words. (Click for frequent words.) 70 BOEM 65 Enforcement BOEMRE 57 C NLOPB 56 Minerals Management 55 Secretary Ken Salazar 55 deepwater drilling 55 CNLOPB 54 Bromwich 54 Neslin 54 Deepwater Horizon 54 Deepwater Horizon blowout 53 Outer Continental Shelf OCS 53 Adm Allen 53 Eileen Angelico 53 R. Bromwich 53 Enforcement BOEM 53 ERCB 52 offshore drilling 52 FERC 52 Mexico GOM 52 Michael Bromwich 52 PHMSA 52 NMFS 52 Ensco Offshore Co. 52 AOGCC 52 NOIA 51 Offshore Drilling 51 deepwater 51 COGCC 51 changer Montero 51 Jeffrey Kupfer 50 categorical exclusions 50 DRBC 50 USCG 50 drillers 50 Deepwater 50 CIRCAC 50 GCCF 50 drilling 50 deepwater rigs 50 PDEIS 50 Outer Continental Shelf 49 Deepwater Horizon disaster 49 IPAMS 49 Lona O 49 Interior Ken Salazar 49 BP Deepwater Horizon 49 Tony Odone 49 Steve Rinehart 49 outer continental shelf 49 Labrador Offshore 49 Macondo 49 spokeswoman Caryl Fagot 49 OSPR 49 Admiral Thad Allen 49 OSMRE 48 Petroleum Directorate 48 NOPSA 48 AEUB 48 Dave Neslin 48 Slaiby 48 NOSDRA 48 Inupiat whalers 48 Draft EIS 48 Chukchi Sea leases 48 Oil Spill Detection 48 Neil Cramond 48 Flatrock discovery 48 PADEP 48 BP 48 spokeswoman Kendra Barkoff 48 Liz Birnbaum 48 deepwater wells 48 SRBC 48 Transocean 48 WVDEP 48 Blowout preventer 48 Deepwater Horizon Incident 48 MMS investigatory 48 deepsea drilling 48 Sheremata 47 Offshore Petroleum 47 Hydrocarbons DGH 47 Ultra Deepwater 47 deepwater exploratory 47 ultradeep 47 CEAA 47 offshore rigs 47 regulates offshore drilling 47 Chicontepec 47 Macondo blowout 47 BP Macondo well 47 fracing 47 NJDEP 47 SeaBird 47 Draugen 47 BP Macondo 47 Energy Regulatory Commission 47 Entrada Field 47 Rocksource 47 Oil Spill Response 47 Interior DOI 47 Wartime Contracting Commission 47 supermajor 47 Donlin Creek LLC 46 McMoRan Exploration 46 leased Deepwater Horizon 46 Halliburton HAL.N 46 Chukchi leases 46 Deepwater Expedition 46 Coast Guard 46 MinAmb 46 appraisal sidetrack 46 Ecopetrol SA Ecopetrol 46 Onshore Drilling 46 Daren Beaudo 46 Marcellus Shale wells 46 Graham MacEwen 46 preventer malfunctioned 46 Response Agency NOSDRA 46 Shell Chukchi 46 deepwater Macondo 46 Lease Sale 46 Ruelokke 46 Transocean Marianas 46 Thad Allen 46 NOAA 46 engineer Mark Hafle 46 Maersk Oil 46 Supplemental Generic Environmental Impact 46 wellbore 46 Rosprirodnadzor 46 ERHC 46 Lynda Giguere 46 GeothermEx 46 EFSEC 46 exploratory drilling 46 FWS 46 ANP STP 46 Erik Milito 46 oilspill 46 McMoRan 46 Admiral Paul Zukunft 46 Environment Impact Statement 46 DEP 46 Sgamma 46 LDEQ 46 Pizarchik 46 Tindalo 46 Deepwater Horizon spill 46 Director Randall Luthi 46 FEIS 46 drill exploratory wells 46 Deepwater Horizon explosion 45 Gullfaks 45 Deepwater rig 45 spokesman Nicholas Pardi 45 StatoilHydro 45 deepwater exploratory wells 45 SGEIS 45 WDEQ 45 BP ruptured Macondo 45 petrophysical analysis 45 Gullfaks C 45 National Incident Commander 45 RIG RIG 45 Brent Wahlquist 45 ARID tool 45 BPXA 45 DEEPWATER HORIZON 45 Marilyn Heiman 45 UKOOA 45 programmatic EIS 45 BG Norge 45 deepwater drilling rig 45 Aban Abraham 45 Bredford Dolphin 45 Ensco Offshore 45 MIBAM 45 counsel Fred Bartlit 45 BPMigas 45 USFWS 45 Response OSPR 45 Lt. Suzanne Kerver 45 Lubchenco 45 offshore drillers 45 draft EIS 45 Board ERCB 45 Grover Fugate 45 Dhirubhai Deepwater KG2 45 ton containment dome 45 Randy Stilley 45 NYCDEP 45 McMoRan Exploration Co. 45 Federal Subsistence 45 subsea containment 45 PEIS 45 deepwater exploration 45 Patrick Etchart 45 COGD 45 Skrugard prospect 45 Cook Inlet Basin 45 Beaudo 45 Snøhvit 45 Supplemental Environmental Impact 45 supplemental EIS 45 blowout preventers 45 MMS 45 PEMEX 45 Deep Panuke 45 BP Migas 45 OCSLA 45 Elizabeth Birnbaum stepped 45 BP PLC BP BP.LN 45 Eirik Raude 45 Legislative Auditor Daryl Purpera 45 Secretary Dirk Kempthorne 45 STP McKay 45 TCEQ 45 Mark Proegler 45 Ken Salazar 44 Secretary Gale Norton 44 Environmental Quality MDEQ 44 NOAA Fisheries Service 44 GULF OF MEXICO 44 operatorships 44 Petrogen 44 spokesman Darin Barter 44 hydraulic fracturing 44 Magnuson Stevens 44 Environmental Impact Statements 44 Administrator Jane Lubchenco 44 Petrosucre 44 MDNRE 44 Escopeta 44 gas regulator BPMigas 44 Kleen Energy plant 44 Nikaitchuq 44 OIRA 44 hydrofracturing 44 FONSI 44 GlobalSantaFe Corporation 44 Hornbeck Offshore Services 44 Q# vessel 44 oil spill 44 SIX RIGN today 44 spokeswoman Elaine Makatura 44 Seahawk Drilling Inc. 44 permitorium 44 CIAP 44 Norwegian Continental Shelf 44 Mtsare Khevi Field 44 draft Supplemental Generic 44 NOAA Fisheries 44 Agbami 44 Tampen area 44 Stena Forth 44 Marcia McNutt 44 spokeswoman Katy Gresh 44 ultradeepwater 44 Beaufort Sea 44 Deepwater Horizon rig 44 rig exploded 44 RPSEA 44 GOHSEP 44 kinked pipe 44 Acquisition Advisory Panel 44 Unified Incident Command 44 horizontal hydrofracking 44 FSOC 44 Platanillo 44 Hercules Offshore 44 YESAB 44 EIR EIS 44 Ammazzo 44 drilling rig 44 Hritcko 44 deepwater drilling moratorium 44 Climate Change DECC 44 DOER 44 ET 7H 44 antidegradation 44 Final EIS 44 frac fluid 44 NEITI 44 blowout preventer 44 Stolt Offshore 44 CEQ 44 Calais LNG 44 Entergy VY 44 Elizabeth Birnbaum 44 ET 5H 44 LMRP cap 44 MARAD 44 Orphan Basin 44 presidentially appointed commission 44 DOI 44 Cosco Busan spill 44 PTTEP 44 Hugh Vickery 44 AOPL 44 Haroldo Lima 44 Deepwater Horizon offshore drilling 44 fraccing 44 Deepwater Drilling 44 GeothermEx Inc. 44 spokesman Hugh Depland 44 BLM 44 Horizon rig 44 Norne field 44 hydro fracturing 44 Service NMFS 43 EPA 43 jackup rig fleet 43 SNEPCo 43 MVEIRB 43 Energy XXI 43 drilling rigs 43 BP PLC BP.LN 43 Governmental Accountability Office 43 Roan Plateau 43 Statoil 43 Jesse Gagliano 43 borehole seismic 43 COREXIT 43 DEIS 43 Petrobras 43 Wonstolen 43 DoD IG 43 Procurement Policy OFPP 43 Skrugard 43 BPBP 43 SDEIS 43 Programmatic Environmental Impact Statement 43 Cape Wind 43 CPUC 43 RIG.N 43 SEMARNAT 43 Xcite Energy 43 MAVDT 43 Oil Spill Prevention 43 BLM Pinedale 43 Max Ruelokke 43 Drilling Permits 43 spokeswoman Skylar McElhaney 43 rigs 43 Snohvit 43 Helix Energy 43 CZM 43 Deepwater Nautilus 43 Hornbeck Offshore 43 Blackford Dolphin 43 Ronnie Chappell 43 Hazardous Material Safety 43 Marulk 43 Statoil Snorre 43 Petrobangla 43 microseismic 43 Lars Herbst 43 frac'ing 43 Kardaya Warnika 43 John Hritcko 43 Danenberger 43 Energy Enhancer 43 SERVS 43 LNG siting 43 Western Geco 43 Tordis 43 Marine Spill Response 43 Bluewater Wind 43 Cal Dive International 43 UK Continental Shelf 43 Oynes 43 NorthernStar 43 Aker Drilling 43 oil sheens 43 ill fated Macondo 43 NEB 43 GAO auditors 43 offshore 43 USACE 43 BP PLC 43 refrac 43 subsea BOP 43 Spokesman Brian Roehrkasse 43 COSEWIC 43 Cheal B3 43 Arctic outer continental 43 Kempthorne 43 Static Kill 43 Development Driller 43 Chukchi Sea 43 FDEP 43 OGJ 43 EUB 43 numeric nutrient criteria 43 Siting Board 43 LMRP 43 Semarnat 43 Montara oilfield 43 Thunderhorse platform 43 nonproducing leases 43 PaDEP 43 Kvitebjørn 43 Dan Spadoni 43 drillstem test 43 NYSE RIG 43 BP.N 43 Cook Inlet Keeper 43 CALFED 43 Hydraulic Fracturing 43 robotic submersibles 43 NYSE BPZ 43 Decision ROD 43 Chukchi Seas 43 directionally drill 43 Mirador formation 43 fracking 43 Oooguruk 43 spokesman Vladimir Buyanov 43 Kaskida BP 43 QHSR 43 halibut bycatch 43 oiled shoreline 43 seabottom 43 National Marine Fisheries 43 MDEQ 43 SEIC 43 CZMA 43 Maseth death 43 plc Miscellaneous #.#.# 43 Deepwater Horizon oilrig 43 Mussel Watch 43 leaking Macondo 43 Review Panel JRP 43 Ensco 42 Toby Odone 42 PGS Geophysical 42 Eni Norge 42 commander Thad Allen 42 Pink Sheets QOIL 42 FAPIIS 42 BRPC 42 Newfield Exploration Co. 42 NRG Bluewater Wind 42 Doug Mecum 42 THAD ALLEN 42 Bijeel 1 42 DGGS 42 deepwater blowout 42 NJBPU 42 GBRMPA 42 DATES Written comments 42 JGPO 42 Verkhnechonskoye 42 Spinnaker Exploration Company 42 Landdrill International 42 Gazflot 42 Donald Vidrine 42 onshore 42 NYSDEC 42 Oil Spill 42 Rear Admiral Paul Zukunft 42 David Gower P.Geo 42 GLOBE NEWSWIRE Transocean Ltd. 42 offshore drilling moratorium 42 NASDAQ HAWK 42 Joint Incident Command 42 Sproule Associates 42 methane hydrates 42 hydrocarbon saturations 42 Clanon 42 Pemex 42 #/#b-# [002] 42 DWQ 42 ENSERVCO 42 Oil Rig Explosion 42 Deepwater Horizon rig exploded 42 Petrophysical 42 hydraulic dredges 42 Failed blowout preventer 42 rulemaking 42 Gullfaks C platform 42 emgs 42 Quote BP.N Quote 42 Secretary Colleen Castille 42 coreholes 42 Lt. Sue Kerver 42 Candax 42 Tom Keilman 42 Chukchi seas 42 Fracture stimulation 42 Perupetro 42 PetroleumBRUNEI 42 petrophysical 42 PNGRB 42 Raspino 42 Mariner Energy 42 Petro Reef 42 Blowout Preventer 42 NaiKun Wind 42 OMLs 42 BOP blowout preventer 42 PetroCom 42 Schlenker Goodrich 42 counsel Timothy Petumenos 42 presolicitation 42 Marine Fisheries Service 42 Drilling Moratorium 42 Rear Adm. Thad Allen 42 Walter Cruickshank 42 JDZ Block 4 42 ASMFC 42 Deepwater Horizon blowout preventer 42 Energy Exerter 42 BPâ 42 hydraulic fracking 42 NPFMC 42 NPRA 42 Ultra Deepwater Semisubmersible 42 Superior Offshore 42 Mafumeira Norte 42 Deepwater Horizon Oil Spill 42 Ben Iesau 42 Dan Rabun 42 FHWA 42 frac plugs 42 Nick Rahall DW.Va. 42 NOAA NMFS 42 metocean 42 TGS NOPEC 42 UKCS 42 Auditor Suzanne Bump 42 Newfield Exploration 42 Discoverer Clear Leader 42 oil monopoly Pemex 42 BP.L 42 ANGDA 42 Ed Meggert 42 Hafle 42 seismic surveys 42 Max McGahan 42 Waste Discharge Requirements 42 RigData 42 Interior Secretary 42 Aker Spitsbergen 42 semisubmersible drilling rig 42 Wytowno S 1 42 Cook Inlet basin 42 subsalt layer 42 subsea dispersants 42 blowout preventer BOP 42 Greenwire 42 & Specialized Vessels 42 Skopeck 42 CX# #D 42 Lori Severino 42 BOP stack 42 Gustavson Associates 42 premium jackup rigs 42 Wyoming pocket gopher 42 Det norske 42 Det norske oljeselskap ASA 42 NTSB 42 BPMIGAS 42 GOM 42 Hiswah 42 Daren Beaudo BP 42 Alaska pollock fishery 42 acidization 42 Beaufort Seas 42 TSX DMM Dynasty 42 Weaver Cove 42 Det norske oljeselskap 42 Transocean Deepwater Horizon 42 COO Doug Suttles 42 Lineynoye 42 SEIS 42 Doug Suttles BP 42 Bering seas 42 Subsea Production 42 RESPONDERS 42 ERGEG 42 categorical exclusion 42 NYSID 42 Dimock Township Pa. 42 Deepwater Horizon Rig 42 Cardium horizontal wells 42 Songa Venus 42 BlueOcean Energy 42 DNV 42 spokesman Larry Orluskie 42 undiscovered hydrocarbon 42 Mexico Fishery Management 42 Natalie Lowman 42 blowout preventer stack 42 spokesman Charlie Rowton 42 BDCP 42 midwater floaters 42 Stena Drilling 42 Act NEPA 42 BP Oil Spill 42 Calliope Gas 42 rig Deepwater Horizon 42 Newfield Exploration Company 42 CEII 42 Petroceltic 42 Environmental Quality DEQ 42 Drilling Activity 42 Ebouri 42 Hercules Offshore Inc. 42 www.santarosa.fl.gov oilspill 42 ERHC Energy 42 Management Program FEMP 42 BP PLC BP 42 Clyde Boudreaux 42 NAMR 42 Sakhalin Energy 42 EOEA 42 Wireline logs 42 CAODC 42 Lotshi Block 42 Jane Lubchenko 42 Rigzone 42 System IOOS 42 Environmental Protection DEP 42 deepwater blowouts 42 Flow Rate 42 Sakhalin II 42 Offshore Logistics 42 WITSML 42 HWCG 42 shorezone ordinances 42 Ira Leifer 42 Chayvo 42 ReoStar Energy Corp. 42 Energy Searcher 42 Albpetrol 41 Supplemental Generic 41 JROC 41 Chuckchi Sea 41 DOE 41 deepwater drilling rigs 41 reservoir characterization 41 Albacora Leste 41 Abendhoff 41 wells drilled 41 AGR Petroleum 41 ultra deepwater semisubmersible rigs 41 Whiting Refinery 41 Oceaneering International 41 Liwan #-#-# 41 MSHA 41 JPDO 41 Mexilhao 41 Galoc 41 shorezone 41 Cook Inlet beluga whale 41 Interior 41 spokesman Larry Hajna 41 Godah # 41 Michael Widomski 41 Kendra Barkoff spokeswoman 41 BP Plcâ 41 package LMRP containment 41 Erik Grafe spokesman 41 Royale Energy 41 NCDENR 41 Deepwater Horizon exploded 41 Kalegran 41 AIDEA 41 Bob Bowcock 41 Gary Folley 41 Chalmette refinery 41 Eric Keszler 41 co venturer 41 NYSE HLX 41 Droshky 41 Rostekhnadzor 41 FRANKFURT PHV 41 suction dredge mining 41 Environmental Protection NJDEP 41 Discoverer Spirit 41 Bartlit 41 FPSO 41 North Falkland Basin 41 Alange Energy 41 TCEQ commissioners 41 Marilyn Heiman director 41 Ixtoc spill 41 Cedyco 41 Drakes Estero 41 wellhead 41 TETRA Technologies 41 shale leasing 41 MVLWB 41 habitat designation 41 ProGas Energy 41 Odfjell Drilling 41 VANE 41 probe Blowout preventer 41 Netherland Sewell & 41 EMGS 41 DCAA auditors 41 Ombrina Mare 41 Spill Prevention 41 DEM 41 PanOcean 41 Safety Authority NOPSA 41 Environmental Impact Study 41 Drillship 41 Gassled 41 RWSA 41 Lawrence Hajna 41 dam relicensing 41 BPZ 41 DOWL 41 Netherland Sewell 41 Havila Shipping 41 Interior Dirk Kempthorne 41 Likwartz 41 Statfjord 41 BP plc LON 41 Energy Facilities Siting 41 CDPHE 41 Capt. Ron LaBrec 41 Angus McCoss 41 Det Norske Veritas 41 Muslow 41 Deep Panuke natural 41 Yazoo Backwater Project 41 BP BP.L Quote 41 WBEXT 1A 41 IDWR 41 Environmental Impact Assessment 41 Fishery Management Council 41 ruptured undersea 41 Secretarial Order 41 Depland 41 wolf delisting 41 Sonsub 41 Environmental Conservation DEC 41 Greg Panagos spokesman 41 injection wells 41 NRDA 41 EPA Brownfields Program 41 EPCm 41 drillship Discoverer Enterprise 41 FHFA 41 Mahakam Delta 41 SIGIR 41 Gary Croot 41 FAA 41 supplemental EIR 41 Sedco Express 41 Toroa prospect 41 PRNewswire FirstCall Hornbeck Offshore 41 DEQ 41 Kilbuck Properties 41 Muhsin Khadar al Khafaji 41 Kathryn Klaber president 41 NETCO 41 Hengam 41 Alvheim 41 NAEG 41 Uddyback Fortson 41 Midwater 41 ENGlobal 41 SeaAccess 41 Norwegian continental shelf 41 Proposed Rulemaking NPRM 41 Tony Babauta 41 COGA 41 Elaine Makatura 41 BP 41 Scene Coordinator 41 Fishing Vessel Safety 41 Bering Exploration 41 subsalt cluster 41 Andrew Dzykewicz 41 IAMB 41 exploratory wells 41 Admiral Gehman 41 Aker Barents 41 Coast Guard Rear Admiral 41 Claims Facility GCCF 41 Bois d' Arc's 41 Southeast Etame 41 Environmental Impact Statement EIS 41 Salazar 41 FMCSA 41 Gunnison Sage grouse 41 Doug Szenher spokesman 41 Caesar Tonga 41 MOEX Offshore 41 DHS OIG 41 VIC/L# 41 Discoverer Enterprise 41 Kvitebjorn 41 By DARREN SAMUELSOHN 41 frac fluids 41 EnerGulf 41 Rig Explosion 41 NEPA 41 RIDEM 41 Songa Offshore 41 BP.com 41 MODEC 41 PETROBRAS 41 LLOG 41 Medanito Sur block 41 FOSC 41 splittail 41 spokeswoman Gail Mastrati 41 Keathley Canyon block 41 ultra deepwater rig 41 BLM Glenwood Springs 41 LNG terminals 41 Cheri Ben Iesau 41 Claudet 41 jackup fleet 41 Tianwaitian field 41 Okolobo 41 4BETTER OR WORSE 41 Prirazlomnoye 41 Florida Beaches Untouched 41 rotary rigs 41 ultra deepwater drilling 41 polar bear habitat 41 Rig Blast 41 Environmental Assessment 41 spokeswoman Eileen Angelico 41 www.ferc.gov 41 midwater trawl 41 AltaCanada Energy Corp. 41 Healy Baumgardner 41 PetroEcuador 41 rig explosion 41 Alyeska 41 Wildlife Service 41 Pete Slaiby 41 de Impacto Ambiental 41 menhaden fishery 41 giant Kashagan 41 Songa Saturn drillship 41 Administrator Cynthia Quarterman 41 Calvalley 41 Akepo 41 Incorporated NYSE ESV 41 Secretary Collin O'Mara 41 CNOOC 41 Visund 41 chinook bycatch 41 PetroWorth 41 Mines Inspectorate 41 Mr. Easdon 41 TORP Technology 40 Ron Rybarczyk 40 Keystone XL tar sands 40 NK Mitra 40 Chevron Agbami 40 Petroleos Mexicanos PEMEX 40 spokeswoman Jetta Disco 40 Keystone XL Pipeline 40 Energold 40 Deepwater Horizon semi submersible 40 Wavefield Inseis ASA 40 Songa Dee 40 Rosetta Resources 40 hydrographic survey 40 IGas 40 Nabors Industries Ltd. 40 Pekoske 40 Poseidon Concepts 40 Seismic Survey 40 Environmental Impact Statement 40 Chief Executive Jim Mulva 40 BP Plc BP.N 40 Jalil Isa 40 GOM shelf 40 Cal Dive 40 Biological Opinion 40 Dalco Passage spill 40 LURC 40 Incident Commander Thad Allen 40 OCS 40 ENSCO International 40 David Neslin 40 spokesman Tristan Vanhegan 40 Logbaba 40 PTTEP Australasia 40 drilling rig exploded 40 Seberaba 40 sidewall cores 40 Senator Guthertz 40 Nicholas Pardi spokesman 40 Azeri Chirag Gunashli 40 Disease Registry ATSDR 40 GeoPetro 40 Shorelines Hearings Board 40 Guilherme Estrella 40 Kambuna field 40 NFW exploration 40 Goliat FPSO 40 Development Driller II 40 Subocean 40 Costayaco field 40 DCAA 40 #.# Midwater 40 EIA 40 EIS EIR 40 drillsites 40 Nicole Rosmarino WildEarth Guardians 40 www.bp.com 40 rulemakings 40 Transocean RIG.N 40 AGR Peak 40 Songa Saturn 40 Usan field 40 Deep Submergence Facility 40 Burrard Clean 40 Environmental Conservation 40 semi submersible accommodation 40 Garzino 40 BPZ Energy 40 Transocean Ltd. RIG 40 Guneshli 40 TETRA Technologies Inc. 40 Gassco 40 Leni Gas 40 KG D6 40 Newpark Resources 40 Tore Halvorsen FMC 40 Watershed Implementation 40 Alaska Chukchi Sea 40 deepwater rig 40 VDGIF 40 Oceans Atmosphere Fisheries 40 Pechora Sea 40 Timan Pechora Project 40 MRFSS 40 MPEH TM 40 Educational Adequacy 40 hydrogeologic 40 GEIS 40 East Zhagabulak 40 Altose 40 Greenhouse Gas Reporting 40 Isarene permit 40 Maersk Drilling 40 Pertra 40 Joe Ferson 40 4D seismic 40 BERR 40 Mr Botten 40 harbormasters 40 crab rationalization 40 hydraulic fracturing fluids 40 Hoffmayer 40 Statement SEIS 40 DNREC 40 Acacia Este 40 Idle Iron 40 drilling coring 40 Maritime Administration MARAD 40 Development Zone JDZ 40 Geoffrey Thyne 40 Final Environmental Impact 40 DoIR 40 INPO 40 Downeast LNG 40 Semi submersible 40 Senator Landrieu 40 Coast Guard USCG 40 biotoxin monitoring 40 Talisman Energy Norge AS 40 uncompleted wells 40 GWPC 40 centralisers 40 Tuqueque 1X 40 Carl Rosenblum 40 Systems Command NAVSEA 40 PEMC 40 ICESCAPE 40 BP PLC Deepwater Horizon 40 czar Kenneth Feinberg 40 floating regasification 40 Conservation DNRC 40 wellsite 40 Railroads Pipelines 40 Extrem Energy 40 skimmers booms 40 BP BP.LN 40 Transocean blowout preventer 40 rig explodes 40 questioning Cramond 40 ultra deepwater semisubmersible rig 40 Sivulliq 40 Heddell