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Factors influencing chromium recovery from chromium sulphate tanned leather scrap

CARNEIRO, S. ; ALMEIDA, M. F. ; FERREIRA, M. J. |

Dentro JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS AND CHEMISTS (VOL 87NRO 1, ene.-feb.2003)

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Influence of temperature and holding time on hexavalent chromium formation during leather combustion

FERREIRA, M. J. ; ALMEIDA, M. F. ; PINTO, T. |

Dentro JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS AND CHEMISTS (VOL 83NRO 3, may.-jun.1999)

Experimental results that confirm the Cr III to Cr VI transformation during chromium tanned leather combustion and its dependence on temperature and time, thus finding an explanation for variability of the results published before.

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Pressure Wet Hydrogen Peroxide Oxidation of Chromium Sludge

PINHO, S. ; ALMEIDA, M. F. ; FERREIRA, M. J. |

Dentro JOURNAL OF THE SOCIETY OF LEATHER TECHNOLOGISTS AND CHEMISTS (VOL 86NRO 6, nov.-dic.2002)

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