Patents by Inventor Dan Simko

Dan Simko 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).

  • Gas burner block apparatus and method of making the same
    Patent number: 5449287
    Abstract: A burner entry block constructed of an assembly of a plurality of parallel layers of ceramic fiber insulation bound together with thin layers of refractory mortar sandwiched between adjacent layers, the assembly of such parallel layers forming a generally rectilinear solid assembly, having ceramic fiber layers transversing from front to back of the block and being secured to a mounting plate at their front. Said multi-layered assembly defining a transverse, front-to-back, centrally-located opening, which opening is sized to receive the output of a gas burner positioned at its front. The plate has means for securing the block to a ladle cover or like insulating cover.
    Type: Grant
    Filed: September 8, 1993
    Date of Patent: September 12, 1995
    Assignee: Simko & Sons Industrial Refractories, Inc.
    Inventor: Dan Simko
  • Ladle cover
    Patent number: D443286
    Type: Grant
    Filed: June 21, 2000
    Date of Patent: June 5, 2001
    Assignee: Simko & Sons Industrial Refractories, INC
    Inventor: Dan Simko
  • Gas burner block for a molten steel vessel cover
    Patent number: D354499
    Type: Grant
    Filed: September 8, 1993
    Date of Patent: January 17, 1995
    Assignee: Simko & Sons Industrial Refractories, Inc.
    Inventor: Dan Simko