Patents Assigned to MetalTek International, Inc.
  • Patent number: 9039794
    Abstract: The present invention provides a reformer tube apparatus, including: an axially aligned tubular structure including a flange section, a top section, a middle section, and a bottom section; wherein the top section of the axially aligned tubular structure includes a first portion having a first wall thickness; wherein the top section of the axially aligned tubular structure includes a second portion having a second wall thickness; and wherein the top section of the axially aligned tubular structure includes a third portion having a transitioning wall thickness that joins the first portion to the second portion. The flange section includes a concentric flange disposed about a top portion thereof. The bottom section of the tubular structure includes a plurality of concentric wedge structures disposed about the interior thereof. The bottom section of the tubular structure also includes a recess disposed about the exterior thereof.
    Type: Grant
    Filed: November 5, 2010
    Date of Patent: May 26, 2015
    Assignees: Midrex Technologies, Inc., MetalTek International, Inc.
    Inventors: Philip Crouch, Gerald Gapinski, Robert Smickley, Brian W. Voelker, Gilbert Y. Whitten