Patents Assigned to Galva Power Group N.V.
  • Flux and fluxing bath for hot dip galvanization, process for the hot dip galvanization of an iron or steel article
    Patent number: 8802198
    Abstract: The present invention generally relates to a flux for hot dip galvanization comprising from: 36 to 80 wt. % (percent by weight) of zinc chloride (ZnCl2); 8 to 62 wt. % of ammonium chloride (NH4C); from 2.0 to 10 wt. % of a least one of the following compounds: NiCl2, MnCl2 or a mixture thereof. The invention further relates to a fluxing bath, a process for the hot dip galvanization of an iron or steel article as well as to the use of said flux.
    Type: Grant
    Filed: January 18, 2010
    Date of Patent: August 12, 2014
    Assignee: Galva Power Group N.V.
    Inventors: David Warichet, Gentiana Kone, Anthony Vervisch
  • Flux and process for hot dip galvanization
    Patent number: 6921439
    Abstract: A flux for hot dip galvanization comprises from 60 to 80 wt % of zinc chloride (ZnCl2); 7 to 20 wt % of ammonium chloride (NH4Cl); 2 to 20 wt % of a fluidity modifying agent comprising at least one alkali or alkaline earth metal; 0.1 to 5 wt % of at least one of the following compounds: NiCl2, CoCl2, MnCl2 and 0.1 to 1.5 wt % of at least one of the following compounds: PbCl2, SnCl2, BiCl3 and SbCl3.
    Type: Grant
    Filed: May 15, 2003
    Date of Patent: July 26, 2005
    Assignee: Galva Power Group N.V.
    Inventors: David Warichet, Karel Van Herck, André Van Lierde, Nathalie Gerain, Edward Matthijs