Patents by Inventor Sergio FERNANDES

Sergio FERNANDES has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Direct-fired inclined counterflow rotary kilns and use thereof
    Patent number: 10280114
    Abstract: Method of operating a long direct-fired inclined counterflow rotary kiln for the thermal treatment of material and counterflow rotary kiln adapted for same, whereby material to be treated is introduced into the kiln at the inlet end and treated material is evacuated from the kiln at the outlet end, whereby a main combustion zone extends inside the kiln over a distance of ¼ to ? of the internal length Lint of the kiln, whereby a supplementary combustion zone in which supplementary combustion takes place with an oxygen-rich oxidant extends inside the kiln over a distance from the inlet end of at most ¼ of the internal length Lint, and whereby no combustion takes place in a heat exchange zone located between the main combustion zone and the supplementary combustion zone.
    Type: Grant
    Filed: December 24, 2015
    Date of Patent: May 7, 2019
    Assignee: L'Air Liquide Societe Anonyme Pour L'Etude Et L'Exploitation Des Procedes Georges Claude
    Inventors: Bernard Labegorre, Carlo Renna, Remi Tsiava, Sergio Fernandes
  • DIRECT-FIRED INCLINED COUNTERFLOW ROTARY KILNS AND USE THEREOF
    Publication number: 20170362122
    Abstract: Method of operating a long direct-fired inclined counterflow rotary kiln for the thermal treatment of material and counterflow rotary kiln adapted for same, whereby material to be treated is introduced into the kiln at the inlet end and treated material is evacuated from the kiln at the outlet end, whereby a main combustion zone extends inside the kiln over a distance of ¼ to ? of the internal length Lint of the kiln, whereby a supplementary combustion zone in which supplementary combustion takes place with an oxygen-rich oxidant extends inside the kiln over a distance from the inlet end of at most ¼ of the internal length Lint, and whereby no combustion takes place in a heat exchange zone located between the main combustion zone and the supplementary combustion zone.
    Type: Application
    Filed: December 24, 2015
    Publication date: December 21, 2017
    Applicant: L'Air Liquide, Societe Anonyme pour l'Etude et l'Exploitation des Procedes Georges Claude
    Inventors: Bernard LABEGORRE, Carlo RENNA, Remi TSIAVA, Sergio FERNANDES