The influence of leaching solution pH and addition of peroxide hydrogen on the recovery of some components from the used vanadium catalyst with urea solutions

• Autorzy: Mazurek K. , Trypuć M. , Białowicz K. , Drużyński S.
• Języki publikacji: EN

Abstrakty

EN

The research was conducted to determine the influence of the pH of the leaching solutions and hydrogen peroxide addition on the efficiency of the recovery of vanadium, potassium and iron compounds from the used vanadium catalyst from the node of oxidation of sulfur dioxide to sulfur trioxide.

Słowa kluczowe

EN

sulfuric acid; sulfur oxide; urea solutions; used vanadium catalysts; leaching process

PL

kwas siarkowy; tlenek siarki; mocznik; katalizator wanadowy; ługowanie

• Wydawca: West Pomeranian University of Technology. Publishing House
• Czasopismo: Polish Journal of Chemical Technology
• Rocznik: 2008
• Tom: Vol. 10, nr 4
• Strony: 34--36
• Opis fizyczny: Bibliogr. 12 poz.

Twórcy

autor

Mazurek K.

autor

Trypuć M.

autor

Białowicz K.

autor

Drużyński S.

• Faculty of Chemistry, Nicolaus Copernicus University, ul. Gagarina 7, 87-100 Toruń,

Bibliografia

• 1. Ksibi, M., Elaloui, E., Houas, A. & Moussa N. (2003). Diagnosis of deactivation sources for vanadium catalysts used in SO2 oxidation reaction and optimization of vanadium extraction from deactivated catalysts. Applied Surface Science. 220, 105-112.
• 2. Grzesiak, P. (2005). Vanadium catalysts for the SO2 oxidation (in Polish). Poznań, Poland: WIOR.
• 3. Grzesiak, P. (2004). The development of sulfuric acid production in Poland (in Polish). Poznań, Poland: WIOR.
• 4. Grzesiak, P. (2006). Utilization of industrial wastes from sulfuric acid production process. Przem. Chem. 8-9, 1015-1019.
• 5. Trypuć, M., Mazurek, K. & Białowicz, K. (2002). Solubility in the KVO3 + CO(NH2)2 + H2O system from 293 to 323 K. Pol. J. Appl. Chem. 1, 47-55.
• 6. Trypuć, M., Mazurek, K. & Białowicz K. (2002). Solubility in the NH4VO3 + CO(NH2)2 + H2O system from 293 K to 323 K. Fluid Phase Equilibria. 203, 285-293. DOI: 10.1016/S0378-3812(02)00189-9
• 7. Trypuć, M., Mazurek, K. & Białowicz, K. (2003). Investigations on the solubility in the NaVO3 + CO(NH2)2 + H2O system from 293 to 323 K. Fluid Phase Equlibria. 211, 151-159. DOI: 10.1016/S0378-3812(03)00151-1.
• 8. Trypuć, M., Mazurek, K., Białowicz, K. & Kiełkowska, U. (2005) Obtaining of NaVO3 based on spent vanadium catalyst (in Polish). Presented at the XIII Międzynarodowa Sesja Kwasu Siarkowego, Poznań, Poland, October 27-28.
• 9. Williams, W. J. (1985). Anions determination (In Polish). Warsaw, Poland: PWN.
• 10. Minczewski, J. & Marczenko, Z. (1987). Analytical chemistry (in Polish). Warsaw, Poland: PWN.
• 11. Szczepaniak, W. (2004). Instrumental method in chemical analysis (in Polish). Warsaw, Poland: PWN.
• 12. Brouwer, P. (2006). Theory of XRF. Almelo, Netherlands: PANalytical B. V.