An example of alkalization of SiO2 in a blast furnace coke

Energy and Fuels

Volumn 21, Issue 5, 2007, Pages 2637-2641

  Gornostayev, S S ^a   Tanskanen, P A ^a   Heikkinen, E P ^a   Kerkkonen, O ^b   Harkki J J ^a  

^a UNIVERSITY OF OULU   (Finland)

^b Rautaruukki Corporation   (Finland)

Author keywords

[No Author keywords available]

Indexed keywords

ALKALINITY; BLAST FURNACES; COKE; PORE SIZE; THERMODYNAMICS;

ALKALIZATION; BLAST FURNACE COKE; THERMODYNAMIC CALCULATIONS;

SILICA;

EID: 35349009069     PISSN: 08870624     EISSN: None     Source Type: Journal    
DOI: 10.1021/ef070125q     Document Type: Article

References (22)

1. Finkelman, R. B. Modes of occurrence of trace elements in coal. Open-File Rep. - U. S. Geol. Surv. 1981, 322, 81-99.
2. Ghosh, S. K. Understanding thermal coal ash behavior. Min. Eng. (Littleton, CO, U. S.) 1985, 37, 158-162.
3. Tsikarev, D. A. The effect of mineral additives to coal charges on the properties of blast furnace coke. Koks Khim. 1993, 4, 30-32.
4. Kerkkonen, O. Influence of ash reactions on feed coke degradation in the blast furnace. Coke Making Int. 1997, 9, 34-41.
5. 2 polymorphs. Steel Res. Int. 2006, 77, 770-773.
6. Hilding, T.; Gupta, S.; Sahajwalla, V.; Björkman, B.; Wikström, J.-O. Degradation Behaviour of a High CSR Coke in an Experimental Blast Furnace: Effect of Carbon Structure and Alkali Reactions. ISIJ Int. 2005, 7, 1041-1050.
7. Gupta, S.; Dubikova, M.; French, D.; Sahajwalla, V. Characterization of the Origin and Distribution of the Minerals and Phases in Metallurgical Cokes. Energy Fuels 2007, 21, 303-313.
8. Gornostayev, S.; Härkki, J. Graphite crystals in blast furnace coke. Carbon 2007, 45, 1145-1151.
9. Feng, B.; Bhatia, S. K.; Barry, J. C. Structural ordering of coal char during heat treatment and its impact on reactivity. Carbon 2002, 40, 481-486.
10. Heaney, P. J. Structure and Chemistry of the low-pressure silica polymorphs. Rev. Miner. 1994, 29, 1-40.
11. Kerkkonen, O. Tuyere Drilling Coke Sample Data from Rautaruukki's Blast Furnaces No. 1 and 2. AISTech 2004, Iron & Steel Technology Conference Proceedings, Nashville, TN, Sept. 15-17, 2004; Association for Iron & Steel Technology: Warrendale, PA, 2004; Vol. 1, pp 469-481.
12. Schneider, H. Chemical composition of tridymite and cristobalite from volcanic and meteoritic rocks. Neues Jahrb. Mineral., Monatsh. 1986, 10, 433-444.
13. Osborn, B. F.; Muan, A. Phase Equilibrium Diagrams of Oxide Systems, Plate 5; The American Ceramic Society and the E. Orton Jr. Ceramic Foundation: Columbus, OH, 1960.
14. Brunk, F. Refractory materials; Vulkan-Verlag: Essen, Germany, 1997; pp 39-44.
15. Kracek, F. C. The System Sodium Oxide-Silica. J. Phys. Chem. 1930, 34, 1583-1598.
16. 2. J. Phys. Chem. 1932, 36, 2529-2542.
17. 2. J. Phys. Chem. 1937, 41, 1183-1193.
18. Yazhenskikh, E.; Hack, K.; Müller, M. Critical thermodynamic evaluation of oxide systems relevant to fuel ashes and slags. Part 1: Alkali oxide-silica systems. Calphad 2006, 30, 270-276.
19. Gornostayev, S.; Härkki, J. Spinel crystals in tuyere coke. Metall. Mater. Trans. B 2005, 36 (2), 303-305.
20. Bale, C. W.; Chartrand, P.; Degterov, S. A.; Eriksson, G.; Hack, K.; Ben Mahfoud, R.; Melancon, J.; Pelton, A. D.; Petersen, S. FactSage Thermochemical Software and Databases. Calphad 2002, 26, 189-228.
21. Quinn, G.; Faraj, B.; Callcott, R.; Callcott, T. Elucidation of the Effects of Minerals on Coke Behaviour in the Blast Furnace; Australian Coal Association Research Program, Project C10054, Australian Coal Research Limited: Brisbane, Australia, 2002; pp 1-83.
22. McConville, C. J.; Lee, W. E. Microstructural Development on Firing Illite and Smectite Clays Compared with that in Kaolinite. J. Am. Ceram. Soc. 2005, 88, 2267-2276.