The oil shale of Wulidui Formation in the Wucheng Basin, Tongbai occurs as brown-black, thin and soft slices with an average oil yield up to 6.
桐柏吴城盆地五里堆组油页岩为棕黑色,质细而软,呈薄片状产出,平均含油率为6。
According to the industrial division criterion of the oil shale, the oil shales of the Dalianhe Formation belonged to the middle oil yield with low-ash.
根据油页岩工业划分标准,达连河油页岩属于中灰分、低含油率的油页岩。
The oil shale mainly occurs in the Eocene-Oligocene Youganwo Formation.
油页岩主要赋存于始新渐新统油柑窝组。
It is found that the oil effective permeability of low middle porous sandstone is related with the porosity, water saturation and shale volume of formation.
研究发现,油的有效渗透率与中低孔隙性储层的孔隙度、含水饱和度及泥质含量有关。
There are many factors to affect identification of oil and gas bearing layers in the sand-shale formation.
在砂泥岩地层中,影响油、气层识别的因素较多,尤其在复杂地质条件下准确识别油气层难度更大。
In the Es1 Formation in Qikou Sag, the interlaminated coccolith limestone and mudstone develops extensively, in some literature, it is classified as "oil shale" because of the oil bearing.
歧口凹陷古近系沙河街组一段广泛发育颗石灰岩与泥岩的纹层状互层,因其含油而被误认为“油页岩”。
The Youganwo Formation is the main mining horizon where the oil shale lies on the top of coal beds. The sedimentary environment of the oil shale belongs to a moderate deep lake system.
油柑窝组油页岩与煤层伴生,分布在煤层顶部,是最主要的含矿层位,形成于半深湖相沉积环境。
A shale formation with sandstone interbedded is also a potential oil bearing formation.
以泥岩为主,夹砂岩的地层也可能是油气层。
A shale formation with sandstone interbedded is also a potential oil bearing formation.
以泥岩为主,夹砂岩的地层也可能是油气层。
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