my country’s petroleum asphalt production has declined, with Shandong having the largest production
Petroleum asphalt is a product of crude oil processing. It mostly appears as a black or dark brown viscous liquid or solid at normal temperatures and pressures. Its components are mostly hydrocarbons …
Chevron invests heavily in acquiring Hess Petroleum
Recently, Chevron, the second largest oil and gas producer in the United States, announced that it will acquire Hess, the fourth largest oil company in the United States, in an all-stock transaction w…
[Semi-refined paraffin supply] How is paraffin obtained from petroleum?
The process of obtaining paraffin from petroleum generally involves dewaxing and deoiling the lubricating oil fraction obtained by distilling petroleum, and then refining and molding it. It can be pac…