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- The normal clay stabilizer can only play role to the newly water flooded clay mineral,but is not efficient to the swelled clay. 目前常规的粘土稳定剂对于新注水的粘土矿物有一定的抑制粘土膨胀作用,但对于已经发生粘土膨胀的地层作用不大。
- swelling clay mineral 膨胀性粘土矿物
- Bentonite is an expandable three-layer clay mineral. 皂土是一种可膨胀的土层粘土矿物。
- Commercial bentonite ores vary widely in amount and quality of the swelling clay, sodium montmorillonite. 商业用膨润土矿中的膨胀性粘土，钠蒙脱石在数量和质量上变化很大。
- The clay cation exchange capacity is affected by 2:1 type Clay mineral content. 粘粒阳离子交换量的高低与2:1型粘土矿物含量的多少相吻合。
- The study shows that the swelling clay is the key factor that affects considerably the percolation feature of low permeability reservoir. 注入流体矿化度的差异和注入方式的变化,对粘土膨胀和抑制膨胀作用亦有影响。
- And the author thinks this kind of red clay should belong to weak and intermediate degree of swelling clay, and maine characteristic is shrinkage and deformation. 论述了红粘土液限和塑限值在塑性图上的分布规律与一般膨胀土的分布规律相吻合 ,这种粘土应属于弱至中等级膨胀性粘土 ,并以收缩变形为其主要特征。
- It occurs as an exchangeable base in the clay mineral and organic fractions of soils. 钙是以交换性盐基在粘土矿物及土壤的有机部分出现的。
- The research results provides important basis for the design of side slope of swelling clay embankment dam and the consolidation and treatment of swelling clay foundation. 研究结果为膨胀粘土堤坝边坡设计以及膨胀粘土地基加固、处理提供了重要的依据
- These changes reflect the effects of burial diagenesis on the originally deposited clay mineral assemblage. 这种变化反映了埋藏成岩作用对原来沉积的粘土矿物组合的影响。
- XRD is used to measure the crystalizaiton index of the illite in the clay mineral. 摘要利用X射线衍射仪可以测量粘土矿物中伊利石结晶程度。
- Finally, the pore space of the permeable formations must not be so filled with swelling clays or mineral cements deposited by ground waters that the permeability will be reduced to the point that the oil cannot be pumped out of the formation. 最后，透水建造层的孔隙空间不能被由地下水沉积而形成的膨胀粘土或矿物胶结物所充填，否则其渗透性会减弱到不能将石油从含油建造中抽出来。
- While with SOM content below 1%,clay mineral played an important role in pyrene sorption and desorption process. 有机质含量低于1%25时,黏粒和有机质含量都对土壤的吸附/解吸能力有重要影响。
- The identification of the clay mineral types by using natural gamma-ray spectrosc-opy log method was discussed. 自然伽马能谱测井不仅可以测得地层的总自然伽马值,同时还能得到地层的铀、钍、钾含量。
- They are stabilized through absorption by clay minerals. 它们通过粘土矿物的吸收作用而得到稳定。
- Two basic types of clay minerals are present in most soils. 大多数土壤中出现了两类主要的粘土矿物。
- These changes reflect the effects of burial diagenesis on the originally deposited clay mineral assemblage . 这种变化反映了埋藏成岩作用对原来沉积的粘土矿物组合的影响。
- The petrographic thin section indicates that themain types of clay mineral is chlorite, kaolinite and illite. 据岩石薄片鉴定，粘土矿物类型主要有伊利石、绿泥石和高岭石。
- Clay mineral contain rich illite and chlorite but lean kaolinite and illite/smectite mixed layer. 粘土矿物组成富含伊利石和绿泥石，贫高岭石和伊利石／蒙皂石。
- In the tectonic activity stage, the evolution of clay mineral was influenced by hydrocarbon emplacement and deep fluid. 有机质成熟期主要受成岩作用影响，在酸性成岩环境下高岭石大量产生；
