petroleum oil

A non-synthetic gear oil made from mineral petroleum oil cannot meet the SAE 75 W? specification at-40 C.

非 合成齿轮油由矿物油不能满足SAE的75W? 规格--40.

Study on Determining Blank Value of Petroleum Oil With Infrared Method

红外法测定石油类空白值研究

The treating result of suspended substance and petroleum oil with flocculants was influenced by the viscosity of fracturing wastewater from oil well. Fenton reagent reduced the viscosity of fracturing wastewater by oxidizing polymeric additives.

化学絮凝法对油井作业废液的处理过程中，絮凝剂对悬浮物与石油类的脱除效果随污水粘度增大而降低，利用Fenton试剂对污水中高分子添加剂进行氧化，可有效降低作业废液的粘度。

Determination of Petroleum Oil in Wastewater by Extractor S-316

S-316提取剂测定水中石油类

Discuss on Monitoring and Evaluation of Petroleum Oil at Lower Concentration

低浓度石油类监测与评价的问题探讨

Crude petroleum oil from different oilfields is never exactly identical in composition.

不同油田产出的石油原油成分并不完全相同.