Title:
肉厚が変化する改質管装置及びその製造方法
Document Type and Number:
Japanese Patent JP5781620
Kind Code:
B2
Abstract:
A reformer tube apparatus includes an axially aligned tubular structure including a flange section, a top section, a middle section, and a bottom section. The top section of the axially aligned tubular structure includes a first portion having a first wall thickness, a second portion having a second wall thickness, and 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. The axially aligned tubular structure further includes a secondary flange section coupled to the flange section, wherein the secondary flange section includes a concentric flange disposed about a top portion thereof.
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Inventors:
Crouch, Philip
Gapinski, Gerald
Smickley, robert
Volker, Brian W.
Whitten, Gilbert Wye.
Gapinski, Gerald
Smickley, robert
Volker, Brian W.
Whitten, Gilbert Wye.
Application Number:
JP2013536588A
Publication Date:
September 24, 2015
Filing Date:
November 05, 2010
Export Citation:
Assignee:
Midrex Technologies, Inc.
International Classes:
C01B3/38; F27D17/00
Domestic Patent References:
| JP50076005A | ||||
| JP2006206383A | ||||
| JP5186201A | ||||
| JP2006223971A | ||||
| JP2003512532A | ||||
| JP60251102A | ||||
| JP11106811A |
Foreign References:
| US3348923 |
Attorney, Agent or Firm:
Isshiki International Patent Service Corporation