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:
Dec. 22, 1987
Filed:
May. 12, 1986
Applicant:
Inventors:
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B65G / ;
U.S. Cl.
CPC ...
414161 ; 222 56 ; 414 21 ; 414147 ;
Abstract
A process for controlling the charging of a shaft furnace of the type utilizing a distribution spout and one or more storage hoppers with each hopper being provided with a dosing device for regulating the flow of charging material from the hopper to the spout. The shaft furnace also includes a weighing system to determine the contents (weight) of the hopper and to adjust the position of the dosing device wherein the dosing valve is opened whenever the real flow Q.sub.r is below the reference flow Q.sub.c and is held in position when the real flow Q.sub.r is above the reference flow Q.sub.c.