Wastewater from oil refiner is treated by solvent extraction to dephenolize.

用溶剂萃取法对炼油含酚废水脱酚处理。

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A deal unveiled on May 24th, in which PetroChina, another partially state-owned oil firm, will buy a big stake in Singapore Petroleum, a refiner, hints at a new tactic.

5月24日，中石油，另一个半国有石油企业，宣布将会收购新加坡石油——一个大型炼油企业的大量股份，并暗示会采取一种新策略。

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Tesoro, an American refiner, scrapped one scheme last year because of rising costs. Kuwait's national oil company has delayed another for the same reason.

去年，生产成本不断增加，美国炼油企业Tesoro被迫放弃了一项生产计划，科威特国家石油公司也不得不将其计划一推再推。

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The company recreated itself from a low-margin, commodity-driven, regional oil refiner into a less-cyclical, higher-margin, global specialty chemicals company.

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It is home to independent crude-oil refiner Western Refining Co. and to Fort Bliss and has a rich history.

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It's pretty clear if you're making products you're making products and if you're processing products like if you're an oil refiner, you're a processor.

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