Asphalt base crude oil - Asphalt base crude oil

Japanese: アスファルト基原油 - あすふぁるときげんゆ
Asphalt base crude oil - Asphalt base crude oil

…Comparing the high boiling fractions, paraffin-based crude oil produces high-quality lubricating oils and wax (paraffin), while naphthene-based crude oil produces a lot of asphalt. In addition, crude oil with a particularly high aromatic hydrocarbon content is sometimes called aromatic-based crude oil, and crude oil with a high asphalt content is sometimes called asphalt-based crude oil. Crude oil can also be classified according to the amount of sulfur it contains. …

*Some of the terminology used to refer to "asphalt-based crude oil" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…高沸点留分について比較すると,パラフィン基原油からは良質の潤滑油やワックス(パラフィン)がとれるのに対し,ナフテン基原油からはアスファルトが多くとれる。このほか,とくに芳香族炭化水素含有量の多い原油を芳香族基原油,アスファルト含有量の多い原油をアスファルト基原油と呼ぶこともある。 さらに原油を硫黄含有量の大小によって分類することもある。…

※「アスファルト基原油」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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