Patents by Inventor Brian Piper

Brian Piper 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).

  • Equipment for mixing a powder with a liquid
    Patent number: 6672755
    Abstract: There is described a method of mixing a powder with a liquid comprising forming the liquid into a flowing film and dispersing the powder and directing it at the flowing liquid film so that it impinges thereon and mixes therewith. There is also described equipment (10) for mixing a powder with a liquid, comprising a mixing chamber (28), liquid inlet means (48) in the upper part of the chamber for directing the liquid on to an upper part of a supporting surface (31) in the chamber, the liquid inlet means (48) and the supporting surface (31) being so arranged that the liquid flows downwardly in adherence with the surface in use, and means for introducing the powder (13, 25) to the chamber (28) at a position spaced from the liquid inlet flow, for dispersing the powder within the chamber (28) and for directing it toward the said surface (31) so that it impinges on the liquid flowing down it, in use, and mixes therewith.
    Type: Grant
    Filed: August 17, 2000
    Date of Patent: January 6, 2004
    Assignee: Klean Earth Environmental Company Inc.
    Inventors: Clive Potter, Brian Piper
  • Icon for a display screen, or packaging with surface ornamentation
    Patent number: D627792
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: November 23, 2010
    Assignee: Stokely-Van Camp, Inc.
    Inventors: Stanley Hainsworth, Daniel Petrzelka, Brian Piper
  • Icon for a display screen or packaging with surface ornamentation
    Patent number: D628213
    Type: Grant
    Filed: July 20, 2009
    Date of Patent: November 30, 2010
    Assignee: Stokely-Van Camp, Inc.
    Inventors: Stanley Hainsworth, Daniel Petrzelka, Brian Piper