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:
Jul. 17, 1984
Filed:
Jun. 20, 1983
Applicant:
Inventors:
Anthony Cook, Homewood, IL (US);
Robert P Winters, Olympia Fields, IL (US);
Assignee:
Interlake, Inc., Oak Brook, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C21B / ;
U.S. Cl.
CPC ...
266158 ; 266196 ; 266231 ;
Abstract
Apparatus for controlling emissions from the cast house of a blast furnace system includes hood means covering the iron trough from the blast furnace, the hood means having a hatchway formed therein adjacent to the blast furnace discharge notch and closed by a vertically-removable hatch cover which is raised and lowered by cables which extend upwardly over sheaves carried by a yoke assembly mounted on the bustle pipe immediately above the iron trough and then to a remote winch. Means are provided on the yoke assembly for latching the latch cover in its raised position.