Patent
   D880679
Priority
Dec 06 2017
Filed
Dec 06 2017
Issued
Apr 07 2020
Expiry
Apr 07 2035
Assg.orig
Entity
unknown
3
37
n/a
The ornamental design for a cooling pipe return elbow in a steel making furnace, as shown and described.

FIG. 1 is a perspective view of a first embodiment of a cooling pipe return elbow in a steel making furnace according to the present design;

FIG. 2 is a second perspective view thereof;

FIG. 3 is a front view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of a second embodiment of a cooling pipe return elbow in a steel making furnace;

FIG. 9 is a second perspective view of the second embodiment;

FIG. 10 is a front view thereof;

FIG. 11 is a left side view thereof;

FIG. 12 is a right side view thereof;

FIG. 13 is a top view thereof; and,

FIG. 14 is a bottom view thereof.

The broken lines shown represent environment of the article and form no part of the claimed design.

Manasek, Richard J.

Patent Priority Assignee Title
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Dec 01 2017MANASEK, RICHARD J AMERIFAB, INC ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0447230754 pdf
Dec 06 2017AmeriFab, Inc.(assignment on the face of the patent)
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