Limestone相关论文
Calcium carbide Slag is from CaC2 hydrolysis reaction and will do harm to land and make pollution. Calcium carbide slag ......
Extensive researches have been carried out on the conventional sulfate attack, while it has been found that the thaumasi......
Ordinary portland cement (OPC) is prone to react with water, even upon premature contact as may occur during storage or ......
Research on the Reactivity and Grain Size of Lime Calcined at Extra-high Temperatures via Flash Heat
In low-carbon energy-efficient basic oxygen furnace(BOF)steelmaking processes,limestone partly or completely replaces th......
Effect of Limestone Addition on the Early Age Hydration and Microstructure Evolution of Composite Sl
Limestone and slag exert physico-chemical effects on cement hydration and the resultant microstructure.In limestone cont......
Phase Assemblage Study of Alite-calcium Sulfoaluminate Cement Blended with Supplementary Cementitiou
Alite-calcium sulfoaluminate (ACSA) cement is a low energy cement and contains about 50% of alite and 10% ofyeelimite as......
In this paper, ternary and binary blended cement pastes as well as pure Portland cement paste were prepared by Portland ......
Evaluation of Sulfate Resistance against Sodium Sulfate and Magnesium Sulfate from the Standpoint of
The new evaluation test method with small sized specimens of 8mm cubic for short period was investigated in our former s......
Finely ground mineral powders are often used to replace cement in the binder phase.Such fillers, are known to accelerate......
The effect of dolomite on alite hydration was investigated in order to elucidate the effect of dolomite addition in ceme......
In this study we report on the durability of newly developed cement-reduced eco-friendly concretes with high limestone p......
Carbonation of Portland cement mortars including metakaolin and limestone has been investigated.Mortar bars of a white P......
To understand the influence of limestone on reducing water stability of magnesium potassium phosphate cement (MKPC) past......
In this paper,CaO up to 54%and Other Major and Minor Elements in limestone(GBW03105a)certified reference material using ......
Surface Geophysical Methods used to Verify the Karst Geological Structure in the Built-up Area: A Ca
This article presents a research study of complex limestone karst engineering-geological conditions in the municipality ......
Interaction of Ca^(2+) and soil humic acid characterized by a joint experimental platform of potenti
Rocky desertification has become a major environmental issue in the karst region of southwestern China.Karst rocky deser......
Influence of Types of Fillers on Workability, Bleeding, Compressive Strength, and Degree of Compacti
This study aims to determine the optimal quantity of fillers to add to hydraulic concrete and to assess the influence of......
<span style=“font-family:Verdana;”>The apparent calcium (Ca) digestibility coefficient (ADC) and true digestibility co......
With the increased levels of interground limestone being used in certain types of cements,as well as the use of lime......
The effect of dolomite on alite hydration was investigated in order to elucidate the effect of dolomite addition in ......
The effect of limestone on the compressive strength, hydration and microstructural development of Ultra High Perform......
Calcium hydroxide nanosols for the consolidation of porous building materials-Results from EU-STONEC
The main idea of the European STONECORE R&D project(2008 to 2011)was to develop and evaluate nano materials for the ......
Investigation of offset landforms and trench excavation are important means to acquire the evidence of multistage activi......
Since Late Proterozoic era,the Korean Peninsula has been evolved into a state with relatively stable regions and orogeni......
Genesis types of the Neoproterozoic Molar tooth structures in the southeastern Jilin and eastern Lia
Molar tooth(briefly called MT) carbonate is one of the Proterozoic carbonates with enigmatic sedimentary structure. Acco......
Vertical variation of trace elements and its relation to the water-bearing capacity of Ordovician st
We tested for fourteen trace elements in samples collected from the Ordovician strata in Datun coal field.The vertical c......
The Luoping Biota consists of abundant and well-preserved marine fishes, reptiles, invertebrates, and plants. It occurs ......
There is a group of variegated marine deposits,including the red beds widespread in the area of Tianba,Kangmar,southern ......
Faunal associations, paleoecology and paleoenvironment of marine Jurassic rocks in the Mae Sot, Phop
We here report a paleoecological analysis and depositional history of the marine Jurassic (Toarcian–early Bajocian) str......
A Middle-Upper Devonian Boundary Section in the Open Platform,Platform Margin Facies of Guilin,South
The Caiziyan Middle and Upper Devonian boundary section is located approximately 30 km northeast of Guilin.It hosts rela......
Biodiversity and Sequence of the Middle Triassic Panxian Marine Reptile Fauna,Guizhou Province,China
The Middle Triassic Panxian fauna is a physical marker and representative record of the rapid recovery of the Triassic m......
Tectonic implications of Late Paleozoic stratigraphic distribution in Northeast China and adjacent r
An analysis of the distribution of the Late Paleozoic strata on Northeast China and adjacent region reveals a zonal patt......
Time-sensitivity of the Kaiser effect of acoustic emission in limestone and its application to measu
Measuring in-situ stress by using the Kaiser effect in rocks has such advantages as time- effi ciency, low cost and litt......
The mechanical properties of limestone such as the stress-strain curve, the variable characteristics of peak strength an......
The thermal dissolved sulfuration technology is brought forward and performed based on the characteristic of low grade l......
Middle Permian Seamount from Xiahe Area, Gansu Province, Northwest China: Zircon U-Pb Age, Biostrati
The well-preserved seamount buildups are documented from the northwestern Qinling (秦岭) orogenic belts, Northwest China......
奥陶系灰岩水是中国北方地区煤矿突水的主要来源。本文介绍了利用熵、最大李氏指数及分形分维等三种非线性地震属性预测奥陶系灰岩......
Using in situ REE analysis to study the origin and diagenesis of dolomite of Lower Paleozoic,Tarim B
In situ REE concentrations of various dolomites from Tarim Basin were obtained by LA-ICP-MS analysis,and the data were n......
CHARACTERISTICS AND QUANTITY OF PEBBLE BED LOAD AT GEZHOUBA PROJECT OF THE UPPER REACHES OF THE YANG
This paper summarizes the results of investigation of the pebble bed load(PBL)with d>10mm at the Gezhouba Project and ma......
<正> Toward the end of the Middle Ordovician, the whole North China Paraplatform was uplifted. It stood as a land-mass s......
DISCOVERY OF THE LOWER TERTIARY REEF LIMESTONE IN THE NORTHERN PART OF EAST CHINA AND ITS SIGNIFICAN
<正> The lower Tertiary reef limestone was first found in the Dongying (东营) basin of north Shandong Province. Since th......
Major,trace and rare earth elements were measured in 27 samples of the Middle to Late Permian limestones from the Tieqia......
The Stone Forest in the southwest province of Yunnan, thanks to its worldwide reputation, has set a stereotype about wha......
The present landforms may be expressed as a function of structure, proceesand stage. It is admittedly true that in most ......
Drilling crews of Sinopec have encountered a series of troubles when drilling a formation called kazhdumi of Yadavaran o......
Effect of polycarboxylate-type superplasticizer on the paste fluidity based on the water film thickn
The excess water film theory and the properties of flocs are integrated to examine the effect of the polycarboxylate-typ......
A modeling study on the controlling factors of seismic source distribution and their strength index—
A model, in which various seismic environmental factors are involved, has been developed in the paper on the bases of re......
Numerical simulation of the separation between concrete face slabs and cushion layer of Zipingpu dam
The Zipingpu concrete-faced rockfill dam(CFRD)experienced strong ground motion from the 2008 Wenchuan earthquake.Separat......
