Patents by Inventor Aulis Kataja

Aulis Kataja 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).

  • DRILLING TOOL
    Publication number: 20100000797
    Abstract: The invention relates to a drilling tool for drilling soft and fragmented rock. The drilling tool disclosed in the invention comprises a portion having a round cross section and a smooth surface and positioned substantially symmetrically relative to the middle axis of a drill rod and comprising, at its end, a converging part through which conduits pass for rinsing medium.
    Type: Application
    Filed: January 30, 2008
    Publication date: January 7, 2010
    Inventors: Aulis Kataja, Jorma Kalliomäki, Ioannis Bournazos
  • Arrangement for feeding soldering material
    Patent number: 6802674
    Abstract: An arrangement for feeding soldering material into a space between a bolt and rock includes a sleeve-like nozzle which can be pushed tightly against a feed chamber on the rock bolt so that a feed hole in the feed chamber is connected to the inner space of the nozzle. The arrangement further includes a device for placing the nozzle around the feed chamber so that soldering material can be fed from the inner space of the nozzle into the drill hole.
    Type: Grant
    Filed: June 3, 2002
    Date of Patent: October 12, 2004
    Assignee: Sandvik Tamrock Oy
    Inventors: Vesa Peltonen, Aulis Kataja, Kimmo Ulvelin
  • Arrangement for feeding soldering material
    Publication number: 20030052153
    Abstract: An arrangement for feeding soldering material into a space between a bolt and rock includes a sleeve-like nozzle which can be pushed tightly against a feed chamber on the rock bolt so that a feed hole in the feed chamber is connected to the inner space of the nozzle. The arrangement further includes a device for placing the nozzle around the feed chamber so that soldering material can be fed from the inner space of the nozzle into the drill hole.
    Type: Application
    Filed: June 3, 2002
    Publication date: March 20, 2003
    Inventors: Vesa Peltonen, Aulis Kataja, Kimmo Ulvelin