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Blowout (well drilling)
A blowout, also called an oil gusher, is the unintentional, uncontrolled escape of oil or gas from a well when formation pressure exceeds drilling fluid pressure.
Blowout preventer
A blowout preventer (BOP) is a large valve assembly stacked above a wellhead to seal the well against uncontrolled pressure, first designed by Harry Cameron and Jim Abercrombie in 1922.
Bobrovskoye Oil Field
Bobrovskoye Oil Field is an operating onshore oil field in Orenburg region, Russia, discovered in 1964 and operated by Orenburgneft, a Rosneft subsidiary, with more than 72 million tonnes produced.
Bokor Oil Field
The Bokor Oil Field is an offshore oil field in the Baram Delta off Sarawak, Malaysia, discovered in 1971 and producing since 1982, operated by Petronas Carigali.
Bolontikú Oil and Gas Field
Bolontikú is an offshore oil field operated by Pemex in the southwest marine region of the Gulf of Mexico, producing 37-degree-API volatile oil from naturally fractured reservoirs.
Bombay High
Bombay High, renamed Mumbai High, is a giant offshore oil and gas field in the Arabian Sea about 160 km west of Mumbai, discovered in 1974 and operated by ONGC.
Bonga Field
Bonga Field is a deep-water oil and gas field in the Niger Delta about 120 km off Nigeria, discovered by Shell in 1995 and producing since 2005.
Bongkot South Oil and Gas Field
Bongkot South is a natural gas and condensate field in the Gulf of Thailand, forming the southern part of the Bongkot field, Thailand's largest, with production starting in 2012.
Bonny Light
Bonny Light is a light, sweet Nigerian crude oil grade exported through the Bonny terminal in Rivers State and part of the OPEC Reference Basket.
Bonny Oil Field
The Bonny Oil Field is an operating conventional oil field offshore Nigeria in the southeastern Niger Delta, under OML 52, operated by Amni International with NNPC holding 60 percent.
Bonny Terminal
The Bonny Terminal, formally the Bonny Oil and Gas Terminal, is a crude oil export terminal on Bonny Island, Rivers State, Nigeria, commissioned by Shell in April 1961.
Borealis Oil Field
Borealis is an onshore conventional oil field on the western edge of the Prudhoe Bay Unit on Alaska's North Slope, discovered in 1969 and producing since 2001.
Boscán Oil and Gas Field
The Boscán Oil and Gas Field is a giant heavy-oil field in western Venezuela's Zulia state, discovered in 1946 and producing about 10° API crude near Lake Maracaibo.
Bøyla
Bøyla is an oil field in the central Norwegian North Sea, about 28 kilometers south of Alvheim, discovered in 2009 with production starting in January 2015.
Brage Oil and Gas Field
Brage is an oil and gas field in the northern Norwegian North Sea, about 125 kilometers west of Bergen, producing since 1993 and currently operated by OKEA ASA.
Bream Oil and Gas Field
Bream is an oil and gas field in the Gippsland Basin of Bass Strait, offshore Victoria, Australia, discovered in April 1969 and produced through the Bream A and Bream B platforms.
Breidablikk Oil Field
Breidablikk is an oil field in the central Norwegian North Sea with about 190 million barrels of recoverable oil, developed as a subsea tie-back to the Grane platform and producing since October 2023.
Brent Crude
Brent Crude, also known as Brent Blend, is a light, sweet North Sea crude oil that serves as the pricing benchmark for roughly two-thirds of internationally traded crude.
Brent oil field
The Brent oil field was a Shell and Esso oil and gas field in the UK North Sea, producing from 1976 to 2021 and giving its name to Brent crude.
Bretaña Norte Oil and Gas Field
Bretaña Norte is a heavy crude oil field in Block 95 of the Marañón Basin in northern Peru, operated by PetroTal since 2018 and Peru's largest producer.
Bright spot (seismic)
A bright spot is a local increase of amplitude on a seismic reflection section, classically caused by gas in a sand and used as a hydrocarbon indicator.
Bu Haseer Oil Field
Bu Haseer is an offshore oil field in Abu Dhabi, United Arab Emirates, operated by Al Yasat Petroleum, which began production in March 2018 at 8,000 barrels per day.
Bualuang Oil Field
Bualuang Oil Field (บัวหลวง), formerly named Pornsiri, is an offshore oil field in the Gulf of Thailand about 110 km off Chumphon, producing since 2008.
Buckland Oil and Gas Field
Buckland is an oil field in the UK northern North Sea, discovered in 1979 and produced since 1999 as a subsea tieback to the Beryl Alpha platform.
Bufalo Oil Field
Bufalo Oil Field, called Búfalo in Portuguese sources, is an offshore oil field in Angola's Block 3/05, discovered in the early 1980s and producing since 1985.
Bukit Tua Oil and Gas Field
Bukit Tua is an offshore oil and gas field in the Java Sea, about 110 km off East Java, Indonesia, operated by PETRONAS with first oil in 2015.
Bul Hanine Oil and Gas Field
Bul Hanine (بو الحنين) is Qatar's largest offshore oil field, producing crude and gas in the Persian Gulf about 120 km east of the coast since 1972.
Buncefield fire
The Buncefield fire was a vapor cloud explosion and five-day fire at an oil depot near Hemel Hempstead, England, on 11 December 2005, injuring 43 people.
Bunduq Oil Field
Bunduq Oil Field (Arabic البندق) is an offshore oil field on the Qatar–Abu Dhabi maritime boundary, discovered in 1965, producing since 1975, and equally shared between the two governments.
Bunker C
Bunker C, or No. 6 fuel oil, is the heaviest residual fuel oil, used mainly as boiler fuel and marine bunker fuel, and must be heated before pumping.