砂岩透镜体油气藏是典型的岩性油气藏,其形成机理受到许多地质专家和学者的关注。
经过取心井的验证,综合岩性判别符合率达到80%以上。
油气聚集条件是控制准噶尔盆地腹部岩性油气藏的重要因素。
考察在空气饱和状态下,含泥质碳酸盐岩声波性质与岩性特征之间的关系。
洼陷带岩性圈闭是含油气盆地油气运聚成藏过程中的小型油气集输站。
扶余、杨大城子油层的河道砂体是大庆油田岩性油气藏的主要类型之一。
在塔里木盆地LS地区,泥盆系和志留系的地层圈闭和岩性圈闭是重要的勘探目标。
物性边界与流体边界共同控制了成岩型岩性圈闭油气藏的储量规模;
东营凹陷岩性油气藏主要为砂岩透镜体油气藏和砂岩上翘尖灭油气藏。
根据测井和取芯资料建立了滩坝砂主要岩性的典型组合方式。
而岩性圈闭的可靠性决定于封堵层界面和储集层界面的匹配关系。
测井资料中包含丰富的地层岩性信息,是岩性分析的基础资料。
通过研究认为,陈家洼陷陈家断裂带沙三、四段地层是岩性油藏发育的有利目标层系。
鄂尔多斯早白垩世自流水盆地沉积特征岩性分布与盆地演化
1·Widespread slope is the main oil & gas migration direction of simple half graben rift, where developed various hydrocarbon reservoirs including tectonic, lithological and stratum one.
地域广阔的斜坡是简单箕状断陷油气运移的主要指向,发育着构造、岩性、地层等多种多样的油气藏。
2·Therefore, the method can supply not only basement structure but also basement lithological information.
该方法不仅能提供盆地基底构造形态,而且能提供基底岩性信息。
3·Volcanic lithological character is involute. Owing to the influence of volcanic formation fashion and structure, distribution of lithology has obvious rule either in portrait or in landscape.
火山岩岩性复杂,由于受火山岩形成方式和构造的影响,岩性分布无论在纵向还是横向上都无明显的规律性;
4·Guided by seismic data, we use logging data to invert lithological parameters and bed thickness exactly by successive iteration, hence solving the problem of multi solution in inversion.
即从测井数据出发,在地震资料的控制下,通过逐次迭代,精确地反演岩性及厚层参数,有效地解决了反演的多解性问题。
5·It has guiding significance and applied value for improving exploration and development benefit of lithological hydrocarbon reservoir.
该成果对提高岩性油气藏勘探开发效益具有指导意义和应用价值。
1·The drive mechanism includes three types: compaction drive, gravity drive and density (heat convection) drive. Their foundational features and lithological information are very different.
盆地流体的驱动机制包括压实驱动、重力驱动和密度(热对流)驱动三种机制,其基本特征及岩石学记录各有不同。
2·The close study of the core rocks from 100 - 2000m of the main hole of the Drilling has revealed that the major lithological types are: (1) Eclogites and garnet pyroxenites;
从100-2000米获得的岩心的岩石学观察,得知主要岩石类型有:(1)榴辉岩及石榴辉石岩;