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- And the cement like ferrocalcite is responsible for the destruction of the secondary pores. 后期(含)铁方解石等胶结物使次生孔隙被充填。
- The dissolution of detrital grain, clay mineral and calcite is the main factor for forming secondary pores. 碎屑颗粒、粘土矿物及碳酸盐的溶解是形成次生孔隙的主要因素;
- Due to chemical erosion and metasomatism, some formations have developed secondary pores, and favorable reservoirs can also be found in deep layers. 受溶蚀和交代作用的影响,部分层位次生孔隙发育,深层中也存在物性较好的储层。
- The secondary pores are mainlyintergranular-solution pores,intragranular-solution pores,cast pores, intercrystallinepores and vugular-solution pores. 次生孔隙类型主要有粒间溶孔、粒内溶孔及溶模孔,其发育程度直接决定了碳酸盐岩储层的储集能力;
- The diageneses which are destructive to the reservoirs are mainly the filling of minerals in secondary pores, the fissures and the dissolved caverns. 对储层起到破坏作用的主要是充填作用,表现为次生溶蚀孔隙、裂缝、溶洞中充填自生矿物,它们的包裹体测温数据证明充填作用发生在埋藏时期。
- Type of pore in reservoir is mainly secondary pore space, mainly including intragrain vugular pore and puncta. 喉道类型以片状、弯片状为主;
- The early diagenesis mainly influences the development of primary pore and the late diagenesis mainly influences the development of secondary pores. 早期成岩作用主要影响原生孔隙的发育,晚期成岩作用影响次生孔隙的发育。
- The organic disposition between higher geotemperature and abnormal overpressure zone play an important effect on developing secondary pores. 高地温、异常高压带有机的时间、空间配置对深部储层次生孔隙发育程度具有很重要的影响。
- The secondary pores and fractures constitute the major storage space and percolation path in muddy gravels in Kulongshan oilfield, Jiuquan Basin. 摘要酒泉盆地青西油田泥砾岩储层中发育的次生孔隙和裂缝系统构成了油藏主要储集空间和渗流通道。
- The main types of the secondary pores are intergranular pores, intragranular dissolved pores, cement dissolved pores, moldic pores, and fractures. 次生孔隙有粒间溶孔、粒内溶孔、胶结物溶孔、铸模孔以及裂缝(隙)等。
- The most of compaction sandstone reservoir of Permian is quarz sand,containing much secondary pores and less primary pores. 二叠系致密砂岩储集层多为石英砂岩,原生孔隙不发育、以次生孔隙为主。
- The Permian coal-formed gas reservoir in the Suligemiao area is characterized by heterogeneity,secondary pore and abundant non-stable tuff fillings. 苏里格庙地区二叠系煤成气储层非均质性明显,次生孔隙发育,砂岩中含有大量不稳定凝灰质填隙物。
- The conclusion is that the secondary pores caused by the dissolution of the late B period diagenesis match the migration of hydrocarbon and they are the main spaces accum. 总结出了晚成岩B期的溶蚀作用形成的次生孔隙是与烃类气体运移相匹配的,是天然气聚集的主要储集空间;而中晚期的方解石胶结则是形成成岩封闭的关键。
- The sandstone pores of Permian strata on the slope belt are mainly composed of secondary pores resulting from strong dissolution, with a certain quantity of relict original pores. 斜坡带砂岩储层不仅残留少量粒间孔隙,而且溶蚀作用形成的次生孔隙对储集空间的改善十分明显;
- Paleogene Reservoir in Nanpu sag, Bobal Bay basin is a main producinginterval.It develops many types of pores which are mainly secondary pores and haschangeable properties. 南堡凹陷下第三系砂岩储层是冀东油田的主力储层,发育多种孔隙类型但以次生孔隙为主,物牲变化复杂。
- It is shown that large number of irregular framework and secondary pore will emerge on the surface of mordenite as its dealuminized extent increases. 结果表明,随着丝光沸石脱铝程度的增加,表面出现大量不规整晶格,存在较多的次级孔道。
- Residual original intergranular pore developed during early diagenesis of sandstone,secondary pore was created by dissolution in late diagenesis. 成岩早期胶结作用形成剩余原生粒间孔,晚期的溶蚀作用形成次生孔隙。
- The volcanic reservoir of Luxi area in hinterland of Junggar basin is made up of primary pores, secondary pores and fractures with different combinations. 摘要通过对准噶尔盆地腹部陆西地区石炭系火山岩的研究发现,火山岩的储集空间有原生和次生的孔隙及裂缝组成,它们具有不同的组合类型。
- Based on the analysis of mechanism of secondary pore, the method used to calculate secondary pore is got from the datum of AC,EDN, and CNL. 在分析次生孔隙成因机制的基础上,利用声波、密度及中子测井对次生孔隙进行建模,编制程序进行了预测。
- Exploration results have proved that newly found reservoirs are largely dist ributed in the laumontite secondary pore zone. 勘探结果证实延长统找到的油藏大部分都聚集在这些浊沸石次生孔隙中。