Patents Assigned to Aleris Aluminum Duffel BVBA
  • Patent number: 8613991
    Abstract: The invention relates to a multilayer tube comprising a metal tube having an inner surface and an outer surface, a first polymeric layer bonded to the outer surface, and preferably a second polymeric layer bonded to the inner surface, and wherein the metal tube is made from an aluminium alloy having, in wt. %: Si 1.5 to 2.45, Fe 0.5 to 1.2, Mn 0.5 to 1.2, Cu 0.3 to 1, Mg 0.04 to 0.3, Ti<0.25, Zn<1.2, and other impurities or incidental elements, each <0.05, total <0.25, and the balance being aluminium.
    Type: Grant
    Filed: September 29, 2010
    Date of Patent: December 24, 2013
    Assignee: Aleris Aluminum Duffel BVBA
    Inventors: Els Verboom, Ria Van Den Broeck, Cheng Liu, Andreas Ten Cate
  • Publication number: 20130228252
    Abstract: An aluminium alloy rolled sheet product for forming into automotive body panels, and having a yield strength of more than 160 MPa after being subjected to a paint-bake cycle, and having a gauge in a range of 0.5 to 4 mm, and preferably 0.7 to 3.5 mm, and having a composition of, in wt.%: Zn 1.5 to 4.0, Mg 0.3 to 1.5, Cu 0 to 1.0, Ti 0 to 0.15, Fe 0 to 0.35, Si 0 to 0.5, other elements and unavoidable impurities, and balance aluminium. An automotive body part formed from such an aluminium sheet. A method of manufacturing an automotive body part. Also, the use of the aluminium alloy sheet product in such a method of manufacturing.
    Type: Application
    Filed: October 28, 2011
    Publication date: September 5, 2013
    Applicant: ALERIS ALUMINUM DUFFEL BVBA
    Inventors: Axel Alexander Maria Smeyers, Sunil Khosla, Bruno Schepers, Alastair Wise
  • Publication number: 20130216790
    Abstract: A method of manufacturing a formed aluminium alloy structural part or a body-in-white (BIW) part of a motor vehicle. The method includes: providing a rolled aluminium sheet product wherein the aluminium alloy is an AA7000-series aluminium alloy and has a gauge in a range of 0.5-4 mm and is subjected to a solution heat treatment and has been cooled, forming the aluminium alloy sheet to obtain a three-dimensional formed part, heating the three-dimensional formed part to at least one pre-ageing temperature between 50-250° C., and subjecting the formed and pre-aged motor vehicle component to a paint bake cycle.
    Type: Application
    Filed: November 2, 2011
    Publication date: August 22, 2013
    Applicant: ALERIS ALUMINUM DUFFEL BVBA
    Inventors: Axel Alexander Maria Smeyers, Sunil Khosla
  • Publication number: 20120288732
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an aluminium alloy selected from the group consisting of AA2xxx, AA5xxx and AA7xxx-series alloys, and wherein the clad sheet includes an AA6xxx-series alloy having less than 0.2 wt. % Cu or an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Application
    Filed: July 30, 2012
    Publication date: November 15, 2012
    Applicant: Aleris Aluminum Duffel BVBA
    Inventors: Peter DE SMET, Marc-Jan DE HAAS
  • Publication number: 20120234427
    Abstract: The invention relates to a multilayer tube comprising a metal tube having an inner surface and an outer surface, a first polymeric layer bonded to the outer surface, and preferably a second polymeric layer bonded to the inner surface, and wherein the metal tube is made from an aluminium alloy having, in wt. %: Si 1.5 to 2.45, Fe 0.5 to 1.2, Mn 0.5 to 1.2, Cu 0.3 to 1, Mg 0.04 to 0.3, Ti<0.25, Zn<1.2, and other impurities or incidental elements, each <0.05, total <0.25, and the balance being aluminium.
    Type: Application
    Filed: September 29, 2010
    Publication date: September 20, 2012
    Applicant: Aleris Aluminum Duffel BVBA
    Inventors: Els Verboom, Ria Van Den Broeck, Cheng Liu, Andreas Ten Cate
  • Publication number: 20110250469
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an aluminium alloy selected from the group consisting of aa2xxx, aa5xxx and aa7xxx-series alloys, and wherein the clad sheet includes an AA6xxx-series alloy having less than 0.2 wt. % Cu or an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Application
    Filed: June 24, 2011
    Publication date: October 13, 2011
    Applicant: Aleris Aluminum Duffel BVBA
    Inventors: Peter DE SMET, Marc-Jan DE HAAS
  • Patent number: 7968211
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an aluminium alloy selected from the group consisting of aa2xxx, aa5xxx and aa7xxx-series alloys, and wherein the clad sheet includes an AA6xxx-series alloy having less than 0.2 wt. % Cu or an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Grant
    Filed: April 19, 2007
    Date of Patent: June 28, 2011
    Assignee: Aleris Aluminum Duffel BVBA
    Inventors: Peter De Smet, Marc-Jan De Haas
  • Patent number: 7901789
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an AA6xxx-series alloy, and wherein the clad sheet includes an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Grant
    Filed: April 19, 2007
    Date of Patent: March 8, 2011
    Assignee: Aleris Aluminum Duffel BVBA
    Inventors: Peter De Smet, Marc-Jan De Haas
  • Publication number: 20090280352
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an aluminium alloy selected from the group consisting of aa2xxx, aa5xxx and aa7xxx-series alloys, and wherein the clad sheet includes an AA6xxx-series alloy having less than 0.2 wt. % Cu or an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Application
    Filed: April 19, 2007
    Publication date: November 12, 2009
    Applicant: Aleris Aluminum Duffel BVBA
    Inventors: Peter De Smet, Marc-Jan De Haas
  • Publication number: 20090202860
    Abstract: The invention relates to a clad sheet product, ideally suitable for automotive body sheet, including a core sheet and a cladding layer on one or both core sheet surfaces, the core sheet has an aluminium alloy of the AA6000-series alloys and at least one cladding consisting of an aluminium alloy of the AA6000-series alloys having a Cu-content of less than 0.25 wt. %.
    Type: Application
    Filed: April 19, 2007
    Publication date: August 13, 2009
    Applicant: Aleris Aluminum Duffel BVBA
    Inventor: Christiaan Theodorus Wilhelmus Lahaije
  • Publication number: 20090169917
    Abstract: Automotive body sheet in the form of an aluminium composite sheet material wherein a clad sheet is applied to at least one side of a core material, and wherein the core material is of an AA6xxx-series alloy, and wherein the clad sheet includes an AA5xxx-series alloy having less than 3.6 wt. % of Mg.
    Type: Application
    Filed: April 19, 2007
    Publication date: July 2, 2009
    Applicant: Aleris Aluminum Duffel BVBA
    Inventors: Peter De Smet, Marc-Jan De Haas
  • Publication number: 20070187009
    Abstract: A method of making a wrought aluminium-magnesium alloy rolled product, having a composition (in wt. %) of: 3.1<Mg<4.5; 0.4<Mn<0.85; 0.4<Zn<0.8; 0.06<Cu<0.35; 0.06<Cr<0.2; Fe<0.35; Si<0.2; Zr<0.05; Ti<0.3; impurities?0.05 each up to a total of max. 0.15, and balance aluminium.
    Type: Application
    Filed: April 25, 2007
    Publication date: August 16, 2007
    Applicants: Aleris Aluminum Koblenz GmbH, Aleris Aluminum Duffel BVBA
    Inventors: Job Van Der Hoeven, Linzong Zhuang, Bruno Schepers, Peter De Smet, Jean Pierre Jules Baekelandt