Patent
   D659231
Priority
Jan 07 2011
Filed
Jul 07 2011
Issued
May 08 2012
Expiry
May 08 2026
Assg.orig
Entity
unknown
1
4
n/a
The ornamental design for a heat treat furnace, as shown and described.

FIG. 1 is a perspective view of a heat treat furnace;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Kudo, Shinya, Shimada, Takahisa, Katsumata, Kazuhiko, Inoue, Junji, Ueda, Ami

Patent Priority Assignee Title
D970568, Oct 18 2021 NINGBO CYANBULLS INDUSTRY & TRADE CO., LTD. Propane melting furnace
Patent Priority Assignee Title
3021833,
4125363, Oct 15 1975 F. L. Smidth & Co. Rotary kiln plant
D342125, Jun 19 1992 Oil heat exchanger
59220,
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Jun 20 2011KUDO, SHINYAIHI MACHINERY AND FURNACE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Jun 20 2011UEDA, AMIIHI MACHINERY AND FURNACE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Jun 20 2011KUDO, SHINYAIHI CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Jun 20 2011UEDA, AMIIHI CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Jul 07 2011IHI MACHINERY AND FURNACE CO., LTD.(assignment on the face of the patent)
Jul 07 2011IHI Corporation(assignment on the face of the patent)
Aug 11 2011KATSUMATA, KAZUHIKOIHI CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Aug 11 2011INOUE, JUNJIIHI CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Aug 11 2011SHIMADA, TAKAHISAIHI CorporationASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Aug 11 2011KATSUMATA, KAZUHIKOIHI MACHINERY AND FURNACE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Aug 11 2011INOUE, JUNJIIHI MACHINERY AND FURNACE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
Aug 11 2011SHIMADA, TAKAHISAIHI MACHINERY AND FURNACE CO , LTD ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0268960136 pdf
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