Title: Top-burning hot-blast furnace with hot-air passage
Application Number: 85101619 Application Date: 1985.04.01
Publication Number: 1000379 Publication Date: 1986.03.10
Approval Pub. Date: Granted Pub. Date: 1989.10.25
International Classifi-cation: C21B9/02
Applicant(s) Name: Wuhan Iron Address:
Inventor(s) Name:
Attorney & Agent: JIANG JISHENG
Abstract:
     The inner-burning hot-blast stove is of short service life, small heat store area and low blast temprature. The top-burning hot-blast stove is of too many holes on the stove top, high position and short service life of the hot-blast valve. The chief pipe of hot-air and the burner are difficult to distribute when improving the inner-burning stove into normal top-burning hot-blast stove. In order to overcome all these defects, the invention is made. A hot-air passage is built in the hot-blast stove. A bell ceramic burner with short flame is located at the center of the stove top or 2~4 burners are located on the cylinder under the stove top. The invention is snitable particulerly to reform thenormal inner-burning hot-blast stove.
Time: 4