Oil rigs and oil platforms are used to drill long holes into the earth to create an oil well and extract petroleum. After extraction, oil is refined to make ... Locating the oil field · Drilling · Oil extraction and recovery |
Oil is extracted by three general methods: rendering, used with animal products and oleaginous fruits; mechanical pressing, for oil-bearing seeds and nuts; and ... |
| Нефтедобыча |  |
Нефтедобы́ча — подотрасль нефтяной промышленности, отрасль экономики, занимающаяся добычей природного полезного ископаемого — нефти. Википедия
We tell you how oil is extracted. The entire process from exploration to refining, including transport and hydrocarbon trading. |
It involves heating oily material, grinding with or without water, and boiling with water to liberate the oil. The oil, which appears on the surface, is ... |
3 апр. 2018 г. · The first stage of oil extraction is to bore a deep hole in the ground. Next, a casing (steel tube) is placed in the drilled hole, ensuring ... |
Five basic technical options exist; hot water floatation, ghanis, manual presses, powered expellers and solvent extraction. |
Petroleum that is worthwhile extracting is usually found trapped in layers of permeable rocks by other layers of impermeable rock. |
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