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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.
Petro-Rabigh Independent Water Steam and Power Project
The Petro-Rabigh Independent Water Steam and Power Project (IWSPP) is a heavy fuel oil-fired power, desalination, and steam plant at Rabigh, Saudi Arabia, serving the Petro Rabigh complex.
Petrobangla
Petrobangla, formally the Bangladesh Oil, Gas and Mineral Corporation (বাংলাদেশ তেল, গ্যাস ও খনিজসম্পদ কর্পোরেশন), is Bangladesh's state-owned oil, gas, and mineral corporation, established in 1985 and headquartered in Dhaka.
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.
Petrochina Beijing Gas Pipeline
PetroChina Beijing Gas Pipeline, now PipeChina Beijing Pipeline Company, owns and operates the Shaanxi-Beijing natural gas pipeline system that has supplied over 95 percent of Beijing's gas since 1997.
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 engine
A petrol engine, called a gasoline engine in the United States, is a spark-ignited internal combustion engine that burns petrol, igniting the fuel-air mixture with a spark plug.
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 and Natural Gas Regulatory Board
The Petroleum and Natural Gas Regulatory Board (PNGRB) is India's statutory regulator of downstream petroleum and natural gas, created by the PNGRB Act of 2006 to authorize pipelines, set tariffs, and protect consumers.
Petroleum coke
Petroleum coke, also known as petcoke, is a carbon-rich solid with 90 to 95 percent carbon made when refinery residual oils crack, used mainly for electricity generation and aluminum anodes.
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.
Petroleum industry in Nigeria
The petroleum industry in Nigeria, also called the oil industry in Nigeria, is Africa's largest crude-producing sector, anchored in the Niger Delta since the 1956 Oloibiri discovery.
Petroleum naphtha
Petroleum naphtha is a light hydrocarbon fraction distilled from crude oil, boiling between roughly 100 and 400 °F, used for gasoline blending, petrochemical feedstock, and as a solvent.
Petroleum product
A petroleum product, also called an oil by-product, is any fuel or material obtained from processing crude oil at refineries, including gasoline, diesel, jet fuel, asphalt, and lubricants.
Petroleum refining processes
Petroleum refining processes are the industrial operations by which refineries convert crude oil into gasoline, diesel, jet fuel, and petrochemical feedstocks through three basic steps: separation, conversion, and treatment.
Petroleum Resource Rent Tax
The Petroleum Resource Rent Tax (PRRT) is an Australian federal profits-based tax of 40 percent on taxable profit of offshore petroleum projects, introduced in 1987.
Petroleum Resources Management System
The Petroleum Resources Management System (PRMS) is a global standard for classifying petroleum reserves and resources, sponsored by the Society of Petroleum Engineers and first issued in 2007.
Petroleum Sarawak Berhad
Petroleum Sarawak Berhad (PETROS) is the state-owned oil and gas company of Sarawak, Malaysia, incorporated in 2017, wholly owned by the state government, and sole domestic gas aggregator.
Petromar Oil and Gas Field
Petromar is the shallow-water offshore oil and gas production asset of OMV Petrom in the Romanian Black Sea, producing since 1987 from the Istria block.
Petronas
Petronas (Petroliam Nasional Berhad) is Malaysia's national oil and gas company, wholly owned by the government and established in 1974 under the Petroleum Development Act.
Petronet LNG
Petronet LNG Limited is an Indian company, formed in 1998 by four state-owned oil and gas firms, that imports liquefied natural gas and operates terminals at Dahej and Kochi.
Petronor refinery
The Petronor refinery is an oil refinery in Muskiz, Biscay, in northern Spain, operated by a Repsol subsidiary and among the largest refineries in Spain.
Petroperú
Petroperú, formally Petróleos del Perú S.A., is Peru's state-owned petroleum company, created in 1969 by decree during nationalization, which refines and distributes fuels and operates the Norperuano Oil Pipeline.
Petrophysics
Petrophysics is the study of the physical properties of rocks and their fluids, used chiefly to evaluate how much oil or gas a reservoir can store and how easily it flows.
PetroReconcavo
PetroReconcavo S.A. is a Brazilian independent oil and gas company that revitalizes mature onshore fields in Bahia and Rio Grande do Norte, listed on B3 in 2021.
PetroTal Corp
PetroTal Corp is a Canadian-incorporated oil and gas company whose flagship asset is the Bretaña heavy oil field in the Marañon Basin of northern Peru, in production since 2018.