Patents by Inventor Gerald van Niekerk

Gerald van Niekerk 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).

  • Screen media element having ceramic sections with apertures
    Patent number: 8813975
    Abstract: A screen media element having at least one apertured section. The apertured section has a first surface intended to receive and carry material to be screened, a second surface opposite the first surface, apertures extending from the first surface to the second surface and a circumferential surface connecting the first and second surfaces. The apertured section is surrounded by an outer frame along the circumferential surface, characterized in that the apertured section is made from ceramic material and that the outer frame is made of elastomeric material. The invention further relates to a method for manufacturing such a screen media element, and a screen comprising such screen media elements.
    Type: Grant
    Filed: January 13, 2012
    Date of Patent: August 26, 2014
    Assignee: Metso Minerals (Sweden) AB
    Inventors: Peter Ahlberg, Mike Bygrave, Jens Lagerskiold, Claes Larsson, Gerald van Niekerk
  • SCREEN MEDIA ELEMENT HAVING CERAMIC SECTIONS WITH APERTURES
    Publication number: 20130180911
    Abstract: A screen media element having at least one apertured section. The apertured section has a first surface intended to receive and carry material to be screened, a second surface opposite the first surface, apertures extending from the first surface to the second surface and a circumferential surface connecting the first and second surfaces. The apertured section is surrounded by an outer frame along the circumferential surface, characterised in that the apertured section is made from ceramic material and that the outer frame is made of elastomeric material. The invention further relates to a method for manufacturing such a screen media element, and a screen comprising such screen media elements.
    Type: Application
    Filed: January 13, 2012
    Publication date: July 18, 2013
    Applicant: METSO MINERALS (SWEDEN) AB
    Inventors: Peter Ahlberg, Mike Bygrave, Jens Lagerskiold, Claes Larsson, Gerald van Niekerk