Patents by Inventor Pieter Jacob Van Popta

Pieter Jacob Van Popta 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 for annealing a strip of steel having a variable thickness in length direction
    Patent number: 8864921
    Abstract: A method for annealing a strip of steel having a variable thickness in its length direction with at least thicker and thinner sections, wherein the strip has been cold rolled to form the thicker and thinner sections, one thicker and one thinner section having a length of at most a few meter. The annealing is performed by continuous annealing.
    Type: Grant
    Filed: March 19, 2008
    Date of Patent: October 21, 2014
    Assignee: Tata Steel Ijmuiden B.V.
    Inventors: Hai Wu, Camile Wilbert José Hol, Pieter Jacob Van Popta, Willem Cornelis Verloop
  • STRIP OF STEEL HAVING A VARIABLE THICKNESS IN LENGTH DIRECTION
    Publication number: 20100304174
    Abstract: A strip of steel having a variable thickness in its length direction with at least thicker and thinner sections, the strip having been cold rolled to form the thicker and thinner sections, one thicker and one thinner section having a length of at most a few meters, which strip has been annealed. The annealing has been performed by continuous annealing.
    Type: Application
    Filed: March 19, 2008
    Publication date: December 2, 2010
    Applicant: CORUS STAAL BV
    Inventors: Hai Wu, Camile Wilbert José Hol, Pieter Jacob Van Popta, Willem Cornelis Verloop
  • METHOD FOR ANNEALING A STRIP OF STEEL HAVING A VARIABLE THICKNESS IN LENGTH DIRECTION
    Publication number: 20100258216
    Abstract: A method for annealing a strip of steel having a variable thickness in its length direction with at least thicker and thinner sections, wherein the strip has been cold rolled to form the thicker and thinner sections, one thicker and one thinner section having a length of at most a few meter. The annealing is performed by continuous annealing.
    Type: Application
    Filed: March 19, 2008
    Publication date: October 14, 2010
    Applicant: CORUS STAAL BV
    Inventors: Hai Wu, Camile Wilbert Josè Hol, Pieter Jacob Van Popta, Willem Cornelis Verloop