Heat-resistant tube for vertical heat treatment equipment

USD1079931SActive Publication Date: 2025-06-17NIPPON ELECTRODE
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Patent Information

Application Number
US29/917966
Authority / Receiving Office
US · United States
Patent Type
Designs(United States)
Current Assignee / Owner
Priority Date
2023-06-20
Filing Date
2023-11-22
Publication Date
2025-06-17
Estimated Expiration
2040-06-17

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Description

[0001] FIG. 1 is a perspective view of a heat-resistant tube for vertical heat treatment equipment showing our new design;

[0002] FIG. 2 is a front view thereof;

[0003] FIG. 3 is a top view thereof;

[0004] FIG. 4 is a bottom view thereof; and,

[0005] FIG. 5 is a cross-sectional view taken along the line 5-5 in FIG. 3.

[0006] The rear view, the right side view, and the left side view of the heat-resistant tube for vertical heat treatment equipment are the same as the front view and thus are omitted. The cross-sectional view of FIG. 5 shows the cross-hatched internal regions, which do not form part of the claimed design.

Claims

The ornamental design for a heat-resistant tube for vertical heat treatment equipment as shown and described.

Citation Information

Patent Citations

  • Vertical vacuum resistance furnace

    CN113587643A

  • Device for producing graphite powder

    JP1991183608A

  • Manufacturing apparatus and method of graphite powder

    JP2015117175A

  • Two-stage heating type vertical graphitization furnace and method for producing graphite

    JP2015189645A

  • Graphitization furnace, system, and graphitization method

    JP2016204252A

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