膨胀水泥
- expansive cement
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粉煤灰对双膨胀水泥膨胀性能的影响
Effects of Fly Ash on Expansion of Double - expansive Cement
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S-激发剂对高钙粉煤灰膨胀水泥的增强机理
Enhancement mechanism of S-activator on high calcium PFA expansive cement
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应用XRD、TG-DTA和温度测量等方法,研究了低水胶比条件下普硅水泥和膨胀水泥的水化特点。
Employing XRD , thermo-analysis and calorimetric instruments , the hydration characteristics of expansive cement and Portland cement with low W / C were studied .
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由该应变测量系统评价的DPD膨胀水泥体系在大庆油田延时测井的调整井固井中,见到了明显的效果。
The DPD expansion cement slurry system evaluated by the system exhibits remarkable effect in the adjustment well cementing of time delay logging in Daqing Oilfield .
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膨胀水泥硬化浆体的后期膨胀主要依靠凝胶状AFt吸水肿胀而形成驱动力。耐盐性高吸水树脂的合成及其溶胀动力学研究
The long-term expansion of harden expansive cement paste should mainly attribute to the water absorption of gel-alike AFt. Study on the Synthesis and Swelling Kinetics of Salt-resistant Superabsorbent Polymers
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为此,在微膨胀水泥浆体系中加入JFR活化纤维,研制成微膨胀纤维水泥浆。
Adding JFR activating fiber into mi-crodilatancy cement slurry system , microdilatancy fiber cement slurry is developed .
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低热微膨胀水泥在安康工程中的应用
Application of low heat little expansion cement in Ankang hydropower station
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快硬膨胀水泥锚杆锚固机理研究
Study on anchor mechanism of rapidhardening and swelling cement grouted bolt
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钙矾石的结构变异对膨胀水泥膨胀性的影响
Effect of Ettringite Structural Transformation on Expansive Behavior of Expansion Cement
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低热微膨胀水泥应用实测资料分析
Analysis of Measured Data on Applying Low Heat-slight Expansive Cement
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微膨胀水泥稳定碎石在高等级公路基层中的应用技术研究
Application of micro-expansion cement stabilized base material in Expressway bases
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低热微膨胀水泥混凝土是一种补偿收缩混凝土。
Concrete with low-heat and micro-expanding cement is a compensating contraction concrete .
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分析了膨胀水泥净浆作为界面剂时对于试件抗剪强度的增强机理。
Strengthen mechanism of adhesive agent - expand cement paste .
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明矾石油井膨胀水泥在水热条件下水化硬化的研究
Study on Hydration and Hardening of Alumite Oilwell Expansive Cement under Hydrothermal Conditions
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陕北石油秩序在水热条件下硬化的油井膨胀水泥及其物理性能
Oil & well expansive cement hardened under hydrothermal condition
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膨胀水泥浆的抑膨胀试验方法
Testing method for restrained expansion of expansive cement mortar
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钢渣膨胀水泥的膨胀性能研究
Study on Expansive Property of Steel Slag Expansive Cement
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中低热微膨胀水泥混凝土性能试验研究
The experimental study on performance of expansive cement concrete
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粉煤灰对氧化镁微膨胀水泥膨胀性能的影响及机制
Effect of fly ash on expansion of MgO expansive cement and its mechanism
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低热微膨胀水泥混凝土自生体积变形的试验研究
Self-Deformation Test for Concrete with Low-Heat Expansion Cement
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不收缩微膨胀水泥浆研究
Research on no-shrink & micro - expanding cement
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由于稳定剂的作用,氮气形成微小气泡并稳定地存在水泥浆中,形成气体膨胀水泥浆体系。
The cement slurry and the micro nitrogen bubbles therein form an expansion cement slurry .
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氧化镁微膨胀水泥-粉煤灰胶凝材料的膨胀性能及孔结构特征
Expansive property and pore structure characterisitics of magnesium oxide slight expansive cement-fly ash binding material
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低热微膨胀水泥研究中若干哲学问题
Some philosophical problems on the Research of Low - Heat and slight - Expansion Cement
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为了防止这种收缩,研制了延迟性膨胀水泥。
In order to prevent such shrinkage , a delayed-expansion cement was studied and produced .
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氮气膨胀水泥浆防窜固井技术的研究与应用
Research and Application of N2 Expansion Cement in the Prevention of Breakthrough of Gas During Cementing Jobs
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膨胀水泥混凝土路面
Expansive cement concrete pavement
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膨胀水泥浆体系在苏丹1/2/4区块水平井固井中的应用
Application of expanding cement slurry system in horizontal well cementing in 1 / 2 / 4 block of Sudan
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本文研究粉煤灰对双膨胀水泥水化和膨胀性能的影响。
This paper is concerned with effects of fly ash on the hydration and expansive property of double expansive cement .
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膨胀水泥浆主要在终凝后发生体积膨胀,对早期气窜影响很小。
The volume expansion of expanding cement happens after final set , which has little relation with early gas migration .