What is Abraham Gesner and his petroleum patent?

Oil is the blood of industry. How does the crude oil extracted from underground serve as the power and lubricant of various machines? This is a problem that people are studying and practicing while exploiting oil. Refining technology came into being. According to the history of American petroleum industry, Canadian geologist Dr. Abraham Gesner was the first person to extract kerosene for lamps from coal. He developed a similar process in 1852, and obtained an American patent for producing kerosene from coal. 1853, a company in new york used his technology to produce kerosene and put it on the market.