Extraction of Petroleum and its By-Products
Petroleum extraction is a process by which petroleum is taken out from the earth’s surface. Petroleum Geologists use seismic surveys to find the geological structures that might be used for the formation of oil reservoirs. Many instruments like Gravimeters, Magnetometers are used to search for Petroleum. Oil wells are created by drilling into earth with the help of oil rigs. Extraction of crude oil starts with drilling wells into underground.