<abstract xmlns="http://www.w3.org/1999/xhtml"><p>Taking advantage of differences in etching rates of crystallographic phases, forming an oxidized form of the fused iron catalyst, a content of promoters in main phases, magnetite and wustite, was determined. A calcium oxide content in magnetite and wustite was 0.54 wt% and 3.59 wt%, respectively. Aluminum oxide was found in the magnetite phase, and its content was 4.5 wt%. The third promoter, potassium oxide, was almost completely located outside these phases. XRD and ICP-OES instrumental methods were used in the investigations.</p></abstract>

Taking advantage of differences in etching rates of crystallographic phases, forming an oxidized form of the fused iron catalyst, a content of promoters in main phases, magnetite and wustite, was determined. A calcium oxide content in magnetite and wustite was 0.54 wt% and 3.59 wt%, respectively. Aluminum oxide was found in the magnetite phase, and its content was 4.5 wt%. The third promoter, potassium oxide, was almost completely located outside these phases. XRD and ICP-OES instrumental methods were used in the investigations.

Determination of the Content of Promoters in Magnetite and Wustite Phases in the Fused Iron Catalyst

West Pomeranian University of Technology, Szczecin, Institute of Inorganic Chemical Technology and Environmental Engineering, 70-322 Szczecin, Pułaskiego 10, Poland

West Pomeranian University of Technology, Szczecin, Institute of Materials Science and Engineering, 70-322 Szczecin, Pułaskiego 10, Poland

Polish Journal of Chemical Technology

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Taking advantage of differences in etching rates of crystallographic phases, forming an oxidized form of the fused iron catalyst, a content of promoters in...

Determination of the Content of Promoters in Magnetite and Wustite Phases in the Fused Iron Catalyst

Publié en ligne: 27 mars 2013

Pages: 27 - 29

DOI: https://doi.org/10.2478/pjct-2013-0006

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.