Vol. 34 No. 1 (1998)

Articles

• [es] Influence of natural weathering of two medium-volatile bituminous coals of similar rank on coke quality

  M. D. Casal, M. A. Díez, R. Álvarez, C. Barriocanal, C. S. Canga, J. J. Pis

  3-10

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• [es] Hot corrosion of the steel SA213-T22 and SA213-TP347H in 80%V₂O₅-20%Na₂SO₄-20%Na₂SO₄ mixture

  F. Almeraya, A. Martínez-Villafañe, C. Gaona, M. A. Romero, J. M. Malo

  11-17

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• [es] Effect of chromium, aluminium and cerium implantation on the oxidation behaviour of Ni₃Al at temperatures in the range of 635-1,020°C

  P. Pérez, J. L. González, P. Adeva

  18-28

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• [es] Bacterial leaching as a pretreatment of refractory gold ores in sulphide matrix

  N. Iglesias, F. Carranza, I. Palencia

  29-38

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Technical Notes

• [es] Failures in the mould zone which affect to the continuous casting of copper tubes

  J. M. Rodríguez, J. Montecinos, L. Barrera, Y. Yurac

  39-42

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• [es] Use of numerical methods to calculate the reliability of components fabricated with fragile materials

  M. D. Rubio, C. J. Crespo, R. Jakel, P. Dietz, A. Villellas, M. Doblaré

  43-50

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Reviews

• [es] Ironmaking technology with fuels and other materials injection in blast furnace tuyeres. Part 1. Auxiliary fuels characteristics and its influence in the blast furnace process

  L. García, A. Cores, A. Formoso, A. Babich, S. Yaroshevskii

  51-59

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Bibliographical Information

• [es] Información Bibliográfica

  J. M. A., A. M. C., P. A., J. J. de D.G., J. L. L. G.

  60-65

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News

• [es] Información general. Congresos, asambleas, cursos y conferencias. Calendario de ferias y exposiciones

  Equipo Editorial

  66-71

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