نتایج جستجو برای: cement additive
تعداد نتایج: 94714 فیلتر نتایج به سال:
Self-compacting concretes (SCC), a new type of concrete, were realized with the development polycarboxylate-based chemical additives. The interaction these additives powder materials in nano and micro scales affects fresh hardened properties concrete meso macro scales. To change improve macro-dimensional it is necessary to better analyze nano-micro-dimensional interaction. aim this study examin...
statement of the problem: endodontic surgery if required is considered as an additive therapy after classic endodontic treatments. the most prevalent type of endodontic surgeries are apicoectomy and corrective surgeries. type of material applied in apicoectomies is of high importance. root end filling material should not only be biocompatible but also provide appropriate seal. considering these...
چکیده ندارد.
Low bearing capacity soils may pose serious construction concerns such as reduced and excessive hydro-associated volume changes. Proper soil remediation techniques must be planned implemented before commencing any on low soils. Environmentally friendly stabilizers are gradually replacing traditional with high carbon dioxide emissions lime cement. This study investigated the use of an alternativ...
In coastal areas, structures such as cement-soil dams are often eroded by seawater, so it is significant to study how improve the impermeability of cement-soil. Basalt fiber with a strong tensile property, good stability and high-performance price ratio was selected additive influence basalt content on permeability soil-cement. The test chloride ion were used evaluate best mixing amount. result...
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