Patents by Inventor Frank Kroot

Frank Kroot 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 of and an arrangement for improving the lubrication system of a propulsion device of a marine vessel
    Patent number: 9758229
    Abstract: A method of and an arrangement for improving the lubrication system of a propulsion device of a marine vessel are specifically applicable in removing water from the lubrication oil of various types of thrusters. An inert gas is arranged from an inert gas source to flow through a gas cavity in the lubrication system for flushing moist gas from the cavity.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: September 12, 2017
    Assignee: WARTSILA FINLAND OY
    Inventors: Robert Burger, Bart Van Der Ven, Peter Schalk, Koenraad Van Eersel, Frank Kroot
  • METHOD OF AND AN ARRANGEMENT FOR IMPROVING THE LUBRICATION SYSTEM OF A PROPULSION DEVICE OF A MARINE VESSEL
    Publication number: 20150021120
    Abstract: A method of and an arrangement for improving the lubrication system of a propulsion device of a marine vessel are specifically applicable in removing water from the lubrication oil of various types of thrusters. An inert gas is arranged from an inert gas source to flow through a gas cavity in the lubrication system for flushing moist gas from the cavity.
    Type: Application
    Filed: December 3, 2012
    Publication date: January 22, 2015
    Inventors: Robert Burger, Bart Van Der Ven, Peter Schalk, Koenraad Van Eersel, Frank Kroot