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| 1 | Beneficiation of the gold bearing ore by gravity and flotation显示文摘Gold concentration usually consists of gravity separation, flotation, cyanidation, or the combination of these processes. The choice among these processes depends on the mineralogical characterization and gold content of the ore. Recently, the recovery of gold using gravity methods has gained attention because of low cost and environmentally friendly operations. In this study, gold pre-concentrates were produced by the stepwise gravity separation and flotation techniques. The Knelson concentrator and conventional flotation were employed for the recovery of gold. Gold bearing ore samples were taken from Gümüshane Region, northern east part of Turkey. As a result of stepwise Knelson concentration experiments, a gold concentrate assaying around 620 g/t is produced with 41.4wt% recovery. On the other hand, a gold concentrate about 82 g/t is obtained with 89.9wt% recovery from a gold ore assaying 6 g/t Au by direct flotation. | Alim Gül Olga Kangal Ayhan A. Sirkeci Güven nal | 2012 | International Journal of Minerals,Metallurgy and Materials2012,19,2: | 10 |
| 2 | 一种人工天青石矿的浮选及夹带行为的统计分析(英文)显示文摘研究浮选参数对泡沫浮选脉石回收率的影响,测试了pH=10时起泡剂类型和捕收剂用量对浮选性能的影响。采用方差分析了测试结果。在用油酸钠作捕收剂的情况下,亲水性矿物的浮选主要是由于Ca+2离子对石英的活化产生的疏水性而导致的夹带作用所引起的;夹带和矿泥包裹层对浮选也有一定的影响。在浮选产物中脉石的夹带程度随着矿石颗粒粒度的减小而增加。实验结果表明,通过增大捕收剂用量、缩短浮选时间,可以减小水流夹带作用,提高浮选的选择性。 | Taki GüLER ünal AKDEMR | 2012 | Transactions of Nonferrous Metals Society of China2012,22,1: | 5 |
| 3 | Mass Balance Modeling for Electric Arc Furnace and Ladle Furnace System in Steelmaking Facility in Turkey显示文摘In the electric arc furnace (EAF) steel production processes, scrap steel is principally used as a raw material instead of iron ore. In the steelmaking process with EAF, scrap is first melted in the furnace and then the desired chemical composition of the steel can be obtained in a special furnace such as ladle furnace (LF). This kind of furnace process is used for the secondary refining of alloy steel. LF furnace offers strong heating fluxes and enables precise temperature control, thereby allowing for the addition of desired amounts of various alloying elements. It also provides outstanding desulfurization at high-temperature treatment by reducing molten steel fluxes and removing deoxidation products. Elemental analysis with mass balance modeling is important to know the precise amount of required alloys for the LF input with respect to scrap composition. In present study, chemical reactions with mass conservation law in EAF and LF were modeled altogether as a whole system and chemical compositions of the final steel alloy output can be obtained precisely according to different scrap compositions, alloying elements ratios, and other input amounts. Besides, it was found that the mass efficiency for iron element in the system is 95.93%. These efficiencies are calculated for all input elements as 8.45% for C, 30.31% for Si, 46.36% for Mn, 30.64% for P, 41.96% for S, and 69.79% for Cr, etc. These efficiencies provide valuable ideas about the amount of the input materials that are vanished or combusted for 100 kg of each of the input materials in the EAF and LF system. | smail Ekmeki Ya ar Yetisken nal ■amdali | 2007 | Journal of Iron and Steel Research(International)2007,14,5: | 4 |
| 4 | 用于复合材料的针织间隔织物的开发显示文摘描述了在横机上开发两种间隔织物的方法。织物有两个外层,用U形或V形交连结构连接而成,主要应用领域为轻质复合材料。 | A.nal G.Hoffmann C.Cherif 钱程 | 2006 | 国际纺织导报2006,34,8: | 3 |
| 5 | 经编和纬编机发展新技术显示文摘ITMA 2 0 0 3和IKME 2 0 0 3展出的经编机和纬编机显示 ,机电一体化的广泛采用和对设备细节进行的改进极大地提高了机器的适应性 ,同时生产效率也有提高。 | P.Offermann H.Cebulla D.Diestel G.Hoffmann P.Pusch A.nal 钱程 | 2004 | 国际纺织导报2004,32,1: | 3 |
| 6 | A review: current analytical methods for the determination ofbiogenic amines in foods显示文摘 | -NAL A | 2007 | Food Chemisty2007,103,4: | 1 |
| 7 | Clastogenic effects of food additive citric acid in human peripheral lymphocytes显示文摘 | Serkan Yllmaz Fatma ünal Deniz Yüzbaglo(g)lu | 2008 | Cytotechnology2008,56,: | 1 |
| 8 | Percutaneous Placement of Metallic Stents in Malignant Biliary Obstruction: One-Stage or Two-Stage Procedure? Pre-Dilate or Not?显示文摘 | Mehmet ?nal Erol Aksungur Erol Akgül Mahmut O?uz Gülsah Seydao?lu | 2003 | CardioVascular and Interventional Radiology2003,,1: | 1 |
| 9 | Field developmentof resistance to Bacillus thuringiensis in diamondback moth(Lepidoptera: Plutellidae) 显示文摘 | Tabashnik B E Cushing N L Finson Nal | 1990 | Economic Entomol1990,83,: | 1 |
| 10 | Heat Transfer Analysis for Industrial AC Electric Arc Furnace显示文摘The heat transfer analysis was performed for an AC electric arc furnace (EAF). Heat losses by conduction, convection and radiation from outer surface, roof, bottom and electrodes of EAF were determined in detail. Some suggestions about decreasing heat losses were presented. | ünal amdali Murat Tun | 2005 | Journal of Iron and Steel Research(International)2005,12,4: | 1 |
| 11 | Polyaniline-MnFe2O4-CTAB nanocomposite in ionic liquid:Electrical properties显示文摘 | Shafiu S ünal B Baykal A | 2014 | Journal of Superconductivity and Novel Magnetism2014,27,4: | 1 |
| 12 | Antioxidant enzyme activities and malondialdehyde levels related to aging显示文摘 | Mine Erden ?nal Güng?r Kanbak Emine Sunal | 2001 | Clinica Chimica Acta2001,,1: | 1 |
| 13 | An in-vitro study of the properties of single vagal aferents innervating guinea-pig airways显示文摘 | Fox AJ nal'ncs PJ Urban L | 1993 | J Physiol1993,469,1: | 1 |
| 14 | Fixed-bed py-rolysis of cotton stalk for liquid and solid products显示文摘 | Pütün A E Nurgül ?nal E P | | 0,,11: | 1 |
| 15 | Competitive adsorption of lead and zinc from aqueous solution on activa- ted carbon prepared from Van apple pulp:Study in single - and multi - solute systems 显示文摘 | Depci T Kul A R nal Y | 2012 | Chemical Engineering Journal2012,200,: | 1 |
| 16 | The international NT-pro-BNP consensus panel显示文摘 | An International Consensus Statement Regarding Amino-Termi- nal Pro-B-Type Natriuretic Peptide Testing | 2008 | The American Journal of Car- diology2008,101,3: | 1 |
| 17 | Psychosocial aspects of the functional gastrointestinal disorders显示文摘 | LEVY RL OLDEN KW NAL IBOFF BD | 2006 | Gastroenterology2006,130,: | 1 |
| 18 | Adipose tissue-derived mesenchymal stromal cells efficiently differentiate into insulin-producing cells in pancreatic islet microenvironment both in vitro and in vivo显示文摘 | Karaoz E Okcu A I]nal ZS | 2013 | Cytotherapy2013,15,5: | 1 |
| 19 | Membrane-cytoskeleton interactions during the formation of the immunological synapse and subsequent T-cell activation 显示文摘 | Das V Nal B Roumier A | 2002 | Immunol Rev2002,189,: | 1 |
| 20 | Short term reduction of left ventricular mass in primary hypertrophic cardiomyopathy by octreotide injections显示文摘 | Günal AI Isik A Celiker H | 1996 | Heart1996,76,5: | 1 |