1,466 articles
Patos-Marinza Oil Field
The Patos-Marinza oil field is a heavy-oil field in central Albania, east of Fier, discovered in 1928 and one of the largest onshore oil fields in Europe.
Patterson-UTI Energy (company)
Patterson-UTI Energy is a Houston, Texas-based provider of land-based contract drilling and completion services to oil and gas companies, formed in 2001 and traded on Nasdaq as PTEN.
Paulínia Refinery
The Paulínia Refinery (REPLAN) is a Petrobras oil refinery in Paulínia, Brazil, opened in 1972 and the largest in the country at 434,000 barrels per day.
Pauto Sur Oil and Gas Field
The Pauto Sur Oil and Gas Field is an onshore field in Colombia's Llanos basin, Casanare, discovered in 1995 and described as the country's largest gas producer.
Payara Oil and Gas Field
Payara is an offshore oil field in Guyana's Stabroek Block, operated by ExxonMobil, producing up to 220,000 barrels daily through the Prosperity FPSO since 2023.
Paydar West Oil and Gas Field
Paydar West Oil and Gas Field is an onshore heavy oil field in western Iran that straddles the Iran-Iraq border, discovered in 1980 with production beginning in 1995.
Pazanan Oil and Gas Field
Pazanan Oil and Gas Field (پازنان) is a supergiant onshore field in the Zagros Fold Belt of southwest Iran, discovered in 1936 and proven as an oilfield in 1961.
PDVSA
PDVSA, or Petróleos de Venezuela, S.A., is Venezuela's state-owned oil and gas company, created in 1975 and given control of the nationalized oil industry in 1976.
Pelican Lake (Alberta oil project)
Pelican Lake is a heavy crude oil field in north-central Alberta, Canada, discovered in 1978 and known as the first successful polymer flood in heavy oil.
Pelican South
Pelican South is a natural gas field in the Neptun Deep block, about 160 km offshore in the Romanian sector of the Black Sea, discovered in 2014.
Pemex
Pemex, also known as Petróleos Mexicanos, is Mexico's state-owned oil and gas company, created in 1938 after the national oil expropriation to explore, produce, refine, and sell fuels.
Penglai 19-3 Area 5/10 Oil Field
Penglai 19-3 Area 5/10 Oil Field (蓬莱19-3 5/10区) is an offshore oil field in the Bohai Sea, China, begun in 2023 and operated by CNOOC with ConocoPhillips China.
Pennington Oil and Gas Field
Pennington Oil and Gas Field is an oil and gas field in the Niger Delta of Nigeria, discovered by well Pennington-1 in 1964 and currently operated by NNPC Ltd.
Pennzoil
Pennzoil is an American brand of motor oil and automotive lubricants, first registered as a trademark in 1916 and now one of the best-known motor oil brands in North America, owned by Shell since 2002.
Perdido (oil field)
Perdido is a deepwater oil and gas development in the Gulf of Mexico operated by Shell, which began production in 2010 through the world's deepest spar platform.
Perdido Development
The Perdido Development is a Shell-operated deepwater oil and gas complex in the US Gulf of Mexico using the world's deepest spar platform, with first production in 2010.
Peregrino Oil and Gas Field
The Peregrino Oil and Gas Field is a heavy-oil field in Brazil's Campos Basin, 85 kilometers offshore Rio de Janeiro, producing around 110,000 barrels daily since 2011.
Perenco
Perenco is a family-owned, independent oil and gas company founded in 1992 by Hubert Perrodo, operating mature and marginal fields in 14 countries rather than pursuing greenfield exploration.
Permian Resources
Permian Resources is an independent oil and gas exploration and production company headquartered in Midland, Texas, formed in 2022 and focused on the Delaware Basin of the Permian Basin.
Peshkabir Oil Field
Peshkabir is an onshore oil field in the Kurdistan Region of Iraq, 18 kilometers west of the Tawke field, ramped to more than 50,000 barrels per day by 2018.
Petro-Canada
Petro-Canada is a Canadian fuel retail and refining brand, created as a federal Crown corporation in 1975 to give Canada a state-owned oil presence, and a Suncor Energy brand since 2009.
Petro-Canada Lubricants
Petro-Canada Lubricants is a Mississauga, Ontario-based manufacturer of base oils, white oils, and finished lubricants, the largest base oil producer in Canada, owned by HF Sinclair since 2017.
Petrobras
Petrobras (Petróleo Brasileiro S.A.) is Brazil's state-controlled integrated energy company, created by President Getúlio Vargas in 1953 and one of the world's largest oil and gas producers.
PetroChina (中国石油天然气股份有限公司)
PetroChina is a Chinese joint stock company formed from CNPC in 1999, the largest oil and gas producer in China, with shares listed in Hong Kong and Shanghai.
Petroecuador
Petroecuador, also known as EP Petroecuador or Empresa Pública de Hidrocarburos del Ecuador, is Ecuador's state-owned national oil company, founded in 1989 from CEPE and merged with Petroamazonas in 2021.
Petrofina
Petrofina (Compagnie Financière Belge des Pétroles) was a Belgian integrated oil company founded in Brussels in 1920 and acquired by France's Total in 1999 for $12.9 billion.
Petrol Ofisi
Petrol Ofisi is a Turkish fuel distribution and lubricants company headquartered in Istanbul, active since 1941 and operating Turkey's largest network of about 2,600 fuel stations.
Petroleum Development Oman (شركة تنمية نفط عمان)
Petroleum Development Oman (شركة تنمية نفط عمان) is Oman's state-linked oil and gas company, producing over 70% of national crude from Block 6; first oil exports left in 1967.
Petroleum in the United States
Petroleum in the United States covers oil production, refining, and trade in the US, the world's largest crude producer since 2018 with record output of 13.6 million barrels per day in 2025.
Petroleum industry
The petroleum industry, also called the oil and gas industry, covers the businesses that find, extract, refine, transport, and sell crude oil and products like gasoline and diesel.