Patents by Inventor Leth Moller: Per

Leth Moller: Per 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).

  • Processs and apparatus for making mineral wool fibres
    Patent number: 5356450
    Abstract: Apparatus for the formation of mineral wool fibres comprising a set of rotors (1) mounted on a front face (2) of a housing (3) wherein a rotor (5, 6, 7) has associated with it an air supply slot (8, 9, 10) for discharging an air blast close to the periphery of the rotor with an axial component for carrying off the mineral wool fibres and wherein the air slot has direction means (25) to direct the air at an angle to the axial direction that varies along the length of the slot.
    Type: Grant
    Filed: May 5, 1993
    Date of Patent: October 18, 1994
    Assignee: Rockwool International A/S
    Inventors: Leth Moller: Per, Svend Grove-Rasmussen, Bruno Friis Rasmussen