3) fluvial sandstone
河流相砂岩
1.
Exemplied by the sandstones in the Guantao Formation on the northern slope of the Chengdong oilfield in the Jiyang depression, eastern China, the sedimentary microfacies of the fluvial sandstones are described in detail in the present paper.
本文以济阳坳陷埕东油田北坡馆陶组河流相砂岩为例，详细阐述了河流相砂体的沉积微相研究方法，将研究区的河流相砂体划分为曲流河、网状河和辫状河三种沉积相，并进一步划分为七类主要的沉积微相。
4) subtle fluvial litho oil reservoir
隐蔽河流相岩性油藏
5) sandstone reservoir
砂岩油藏
1.
Experiment on stress sensitivity in low permeability sandstone reservoir;
低渗砂岩油藏压力敏感性实验
2.
Experiment:water flooding characteristics of low oil saturation sandstone reservoirs;
低含油饱和度砂岩油藏水驱特征实验
3.
Comprehensive evaluation of low permeability sandstone reservoir by geochemistry and well logging-taking Jishan sandstone reservoir of Shanghe Oilfield as an exampIe;
低渗透砂岩油藏地球化学—测井综合评价——以商河油田基山砂岩油藏为例
6) sandstone reservoirs
砂岩油藏
1.
Two retarded acids,SDE-1 and SDE-2,for stimulating sandstone reservoirs are studied experimentally for their performance properties.
实验考察了砂岩油藏用混合缓速酸SDE-1(3%氢氟酸+8%膦酸)和SDE-2(3%氢氟酸+1%盐酸+8%膦酸)的性能,其中的氢氟酸由氢氟化铵提供。
补充资料：粉砂岩
| 粉砂岩 siltstone 由粒径为0.0625～0.0039毫米（mm）的粉砂的含量占50％以粉砂岩标本的一种碎屑沉积岩。除粉砂以外其它由砂、粘土或化学沉淀物组成。按粒度划分为粗粉砂岩（0.0625～0.0312mm）和细粉砂岩（0.0312～0.0039mm）。按碎屑成分划分为石英粉砂岩、长石粉砂岩、岩屑粉砂岩（少见）和它们间的过渡类型。根据胶结物成分划分为粘土质粉砂岩、铁质粉砂岩、钙质粉砂岩和白云质粉砂岩。黄土也是一种疏松的或半固结的粉砂质沉积物。粉砂岩多形成于河漫滩、三角洲、潟湖和海洋的较深水部位。
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参考词条