Patents by Inventor Markku Paananen

Markku Paananen 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 and device for cleaning the barrel of the gun
    Patent number: 7073286
    Abstract: The present invention relates to a method for chemo-mechanical cleaning of the barrel of a gun, in which method the barrel is closed tightly from both ends and at least one cleaning chemical is introduced into the closed barrel, the chemical is allowed to react with the impurities on the interior surface of the barrel, the chemically treated residue is loosened mechanically, the residue is removed from the barrel and, if necessary, the barrel is rinsed and dried. According to the invention, at least one of the cleaning chemicals used is a gaseous cleaning chemical. The invention also relates to a device for cleaning the barrel of a gun, comprising end blocks (1,8) sealably fittable to each end of the barrel and a reciprocable mechanical cleaning element to be placed in the barrel.
    Type: Grant
    Filed: November 29, 2001
    Date of Patent: July 11, 2006
    Assignee: Milfoam Oy
    Inventors: Markku Paananen, Marja Koivuluoma
  • Method and device for cleaning the barrel of the gun
    Publication number: 20050188598
    Abstract: The present invention relates to a method for chemo-mechanical cleaning of the barrel of a gun, in which method the barrel is closed tightly from both ends and at least one cleaning chemical is introduced into the closed barrel, the chemical is allowed to react with the impurities on the interior surface of the barrel, the chemically treated residue is loosened mechanically, the residue is removed from the barrel and, if necessary, the barrel is rinsed and dried. According to the invention, at least one of the cleaning chemicals used is a gaseous cleaning chemical. The invention also relates to a device for cleaning the barrel of a gun, comprising end blocks (1, 8) sealably fittable to each end of the barrel and a reciprocable mechanical cleaning element to be placed in the barrel.
    Type: Application
    Filed: April 5, 2005
    Publication date: September 1, 2005
    Inventors: Markku Paananen, Marja Koivuluoma
  • Method and device for cleaning the barrel of the gun
    Publication number: 20040074523
    Abstract: The present invention relates to a method for chemo-mechanical cleaning of the barrel of a gun, in which method the barrel is closed tightly from both ends and at least one cleaning chemical is introduced into the closed barrel, the chemical is allowed to react with the impurities on the interior surface of the barrel, the chemically treated residue is loosened mechanically, the residue is removed from the barrel and, if necessary, the barrel is rinsed and dried. According to the invention, at least one of the cleaning chemicals used is a gaseous cleaning chemical. The invention also relates to a device for cleaning the barrel of a gun, comprising end blocks (1,8) sealably fittable to each end of the barrel and a reciprocable mechanical cleaning element to be placed in the barrel.
    Type: Application
    Filed: October 7, 2003
    Publication date: April 22, 2004
    Inventors: Markku Paananen, Marja Koivuluoma
  • Method and cleaning agent composition for cleaning the barrel of a gun
    Patent number: 5946843
    Abstract: The invention relates to a method for cleaning the barrel of a firearm, whereby a foam containing an agent that removes bullet residue is applied into the firearm barrel to be cleaned, the foam is allowed to act for 0.1-30 minutes, whereupon the foam is removed from the barrel.
    Type: Grant
    Filed: February 28, 1997
    Date of Patent: September 7, 1999
    Inventor: Markku Paananen