The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 01, 1984
Filed:
Feb. 28, 1983
Applicant:
Inventor:
Lee K Husher, Bethel Park, PA (US);
Assignee:
Furnco Construction Corporation, Carnegie, PA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C10B / ; C10B / ; C10B / ;
U.S. Cl.
CPC ...
202223 ; 201 18 ; 201 41 ; 2022 / ; 202268 ;
Abstract
An offset expansion joint and method of installing the same in a repaired or rebuilt furnace, such as a coke oven or the like, comprises at least two segments of ceramic fiber spaced laterally from one another and separated by silica bricks and a barrier of silica mortar which extends along an edge of each segment and along an edge of each of the bricks by which the segments are spaced, the silica mortar having the ability to set up when exposed to about 2200.degree. F. to prevent passage of gas through the expansion joint in the area of the horizontal flue of the coke oven.