Patents by Inventor Ralf Christian Octavie Gerardus Prevaas

Ralf Christian Octavie Gerardus Prevaas 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).

  • Method and Apparatus for Producing Strip Having a Variable Thickness
    Publication number: 20080223100
    Abstract: Disclosed is a method for producing strip having a variable thickness in its length direction, in particular a repetitive thickness variation, using a stand of a rolling mill, wherein the strip has a thickness D1 when entering the mill stand and a thickness D2 when leaving the mill stand. The speed of the strip when leaving the mill stand is used as an input to control the speed of the rolls in the mill stand. Also disclosed is an apparatus for producing strip having a variable thickness.
    Type: Application
    Filed: May 11, 2006
    Publication date: September 18, 2008
    Applicant: Corus Staal BV
    Inventors: Willem Cornelis Verloop, Ralf Christian Octavie Gerardus Prevaas