Thermal decomposition reaction kinetics model of powdered bastnaesite

Journal of Rare Earths

Volumn 18, Issue 4, 2000, Pages 266-267

  Tu, Gan Feng ^a   Zhang, Shi Rong ^b   Ren, Cun Zhi ^a   Xing, Peng Fei ^a   Zhang, Cheng Xiang ^a  

^a NORTHEASTERN UNIVERSITY   (China)

^b GENERAL RESEARCH INSTITUTE FOR NONFERROUS METALS   (China)

Author keywords

Bastnasite; Kinetics; Rare earths; Reaction mechanism; Thermal decomposition

Indexed keywords

DECOMPOSITION; KINETIC THEORY; ORE TREATMENT; POWDER METALLURGY;

BASTNAESITE; REACTION MECHANISM; THERMAL DECOMPOSITION;

RARE EARTHS;

EID: 0034435295     PISSN: 10020721     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (13)

1. TU Gan-feng, REN Cun-zhi, ZHANG Cheng-xiang, et al. Investigations of bastnaesite roasted at low temperature and leached by hydrochloric acid [A].
2. YANG Xianwan. Proceedings of the Third International Conference on Hydrometallurgy [C]. Kunming: International Academic publishers, 1998. 289-291.
3. ZHANG Cheng-xiang, REN Cun-zhi, LI Chun-cai, et al. Process of producing rare earth ferro-silicon alloy by carbon thermal reduction method from bastnaesite [P]. Chinese Patent: CN1071205A, 1993-04-21.
4. SOC(in Chin.), 1994, 4(4): 34-38.
5. XIANG Jun, TU Gan-feng, ZHANG Cheng-xiang, et al. Study on the thermal decomposition of the bastnaesite concentrated ore in air [J]. Rare Metals (in Chin.), 1994, 18(4): 258-260.
6. XIANG Jun, TU Gan-feng, ZHANG Cheng-xiang, et al. Analysis of the products of the roasted bastnaesite in nitrogen atmosphere [J]. Chinese Rare Earths (in Chin.), 1994, 15(1): 66-68.
7. TU Gan-feng, ZHANG Shi-rong, REN Cun-zhi, et al. Application of thermal analysis technique to the decomposition kinetics of bastnaesite [J]. Chinese Rare Earths (in Chin.), 1997, 18(2): 23-26.
8. LIU Zhao-gang, CHANG Shu, WEI Xu-jun, et al. Study on the roast reaction of bastnaesite [J]. Chinese Rare Earths (in Chin.), 1997, 18(2): 15-18.
9. TU Gan-feng, REN Cun-zhi, ZHANG Cheng-xiang, et al. The kinetics parameters calculation of thermal decomposition of bastnaesite in roasting [J]. J. Northeastem University (in Chin.), 1998, 19(s1): 47-49.
10. YU Bo-ling, JIANG Jiao-dong. Applied Thermal Analysis (in Chin.) [M]. Beijing: Spinning Industry Press, 1990.
11. PHADNIS A B, DESHPANDE V V. Determination of the kinetics and mechanism of a solid state reaction, a simple approach [J]. Thermochimca Acta, 1983, 62: 361-367.
12. BAGCHI T P, SEN P K. Combined differential and integral method for analysis of non-isothermal kinetics data [J]. Thermochimca Acta, 1981, 51:175-198.
13. LI Yu-zeng. Thermal analysis (in Chin.) [M]. Beijing: Tsinghua University Press, 1987.