Patents by Inventor Andre V. Dyk

Andre V. Dyk 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).

  • Rock breaking
    Patent number: 8899154
    Abstract: An auxiliary cartridge for use in rock breaking is disclosed which comprises an elongate body, an end closure at each end of the body and a charge of combustible material in the space defined by the body and the end closures. One of the end closures includes a frangible membrane which closes off a charge of combustible chemicals. On being subjected to the pressure of an external ignition of fast burning combustible material, the membrane fails and permits flame to flash through it from externally of the auxiliary cartridge to internally thereof thereby to ignite said charge.
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: December 2, 2014
    Assignee: Green Break Technology Limited
    Inventor: Andre V. Dyk
  • ROCK BREAKING
    Publication number: 20120180683
    Abstract: An auxiliary cartridge for use in rock breaking is disclosed which comprises an elongate body, an end closure at each end of the body and a charge of combustible material in the space defined by the body and the end closures. One of the end closures includes a frangible membrane which closes off a charge of combustible chemicals. On being subjected to the pressure of an external ignition of fast burning combustible material, the membrane fails and permits flame to flash through it from externally of the auxiliary cartridge to internally thereof thereby to ignite said charge.
    Type: Application
    Filed: January 11, 2012
    Publication date: July 19, 2012
    Applicant: Green Break Technology Limited
    Inventor: Andre V. Dyk