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Toplam kayıt 84, listelenen: 61-70
Effects of A Fluoride-Containing Casein Phosphopeptide-Amorphous Calcium Phosphate Complex on The Shear Bond Strength of Orthodontic Brackets
(Oxford Univ Press, 2012)
The purpose of this study was to investigate the effects of enamel pre-treatment with a new fluoride-containing casein phosphopeptide-amorphous calcium phosphate (CPP-ACP) complex on the shear bond strength (SBS) of brackets ...
Interaction Of Celestine Concentrate And Reagent Grade Srso4 With Oxalate Solutions
(Berg Fac Technical Univ Kosice, 2012)
The interaction of reagent grade strontium sulphate and celestine concentrate with aqueous solutions of oxalic acid, sodium oxalate and ammonium oxalate for the production of strontium carbonate were investigated for ...
Rock Characterization While Drilling and Application of Roof Bolter Drilling Data for Evaluation of Ground Conditions
(Elsevier, 2015)
Despite recent advances in mine health and safety, roof collapse and instabilities are still the leading causes of injury and fatality in underground mining operations. Improving safety and optimum design of ground support ...
The Prediction of Penetration Rate For Percussive Drills From Indirect Tests Using Artificial Neural Networks
(Southern African Inst Mining Metallurgy, 2016)
Percussive drills are widely used in engineering projects such as mining and construction. The prediction of penetration rates of drills by indirect methods is particularly useful for feasibility studies. In this investigation, ...
Spatial Variability of Some Soil Properties: A Case Study of The Lower Seyhan River Basin in Turkey
(Lithuanian Research Centre Agriculture & Forestry, 2013)
The aim of this study was to evaluate the performance of a closed drainage system in one area of the Lower Seyhan river basin in Cukurova, Turkey by measuring spatial variations in soil characteristics. Seven parallel ...
The Needle Penetration Test for Predicting Coal Strength
(Southern African Inst Mining Metallurgy, 2017)
The coal strength parameter is used in operations such as the selection and design of mechanical excavators and coal crushing/grinding equipment. However, coring or cutting prismatic specimens from coal for the standard ...
Effects of Sulphuric Acid Dissolution on The Physical And Chemical Properties of A Natural And A Heated Vermiculite
(Berg Fac Technical Univ Kosice, 2015)
The effects of high-temperature (90 degrees C) sulphuric acid dissolution on the physical and chemical properties of a commercial vermiculite sample, in natural and heated forms, were investigated using chemical, X-ray ...
The Effects Of Prophylactic Ozone Pretreatment Of Enamel On Shear Bond Strength Of Orthodontic Brackets Bonded With Total Or Self-Etch Adhesive Systems
(Thieme, 2010)
Objectives: The aim of this in vitro study is to determine (1) shear bond strength (SBS) of brackets bonded with self-etch and total-etch adhesive after ozone treatment (2) bond failure interface using a modified Adhesive ...
Development of Wastewater Treatment Methods for Flotation Plants
(Fen Bilimleri Enstitüsü, 2018)
In this thesis, development of treatment methods for removing or decreasing amount of components in process water which negatively affect flotation performance has been studied. Two different sulfide ore samples provided ...
Çoklu Bileşenli Havalı Sınıflandırıcı Modelinin Geliştirilmesinde Malzemelerin Yoğunluk Ve Akışkanlık Özelliklerinin İncelenmesi
(Fen Bilimleri Enstitüsü, 2017)
In this thesis study, investigating the effects of density and fluidity properties of materials on air classifier performance and increasing reliability of dynamic air classifier model by developing the multi component ...