RU94021155A - Blower nozzle of blast furnace
- Google Patents
Blower nozzle of blast furnace
Info
Publication number
RU94021155A
RU94021155ARU94021155/02ARU94021155ARU94021155ARU 94021155 ARU94021155 ARU 94021155ARU 94021155/02 ARU94021155/02 ARU 94021155/02ARU 94021155 ARU94021155 ARU 94021155ARU 94021155 ARU94021155 ARU 94021155A
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Частное предприятие "Домна-92" (UA), Частное предприятие "Домна-92"filedCriticalЧастное предприятие "Домна-92" (UA)
Priority to RU94021155/02ApriorityCriticalpatent/RU94021155A/en
Publication of RU94021155ApublicationCriticalpatent/RU94021155A/en
FIELD: metallurgy. SUBSTANCE: water-cooled blower nozzle providing hot blow into blast furnace has protective material layer to resist liquid cast iron attack. The layer consists of zirconium or alumina members in the form of parallelepipeds and stops which fix the distance between them and reinforcing steel filling fastened to outer nozzle shell with fingers. EFFECT: improved structure.
Claims (1)
Предлагается водоохлаждаемая фурма для подачи горячего дутья в доменную печь, включающая слой защитного материала от воздействия жидкого чугуна, состоящего из циркониевых или глиноземистых элементов в форме параллелепипедов, упоров, фиксирующих расстояния между ними, и армирующей заливке из стали, прикрепленной наружной обечайки фурмы штырями.A water-cooled tuyere is proposed for supplying hot blast to a blast furnace, including a layer of protective material from the influence of molten cast iron, consisting of zirconium or alumina elements in the form of parallelepipeds, stops that fix the distance between them, and a reinforcing cast of steel attached to the outer shell of the tuyere with pins.
RU94021155/02A1994-06-071994-06-07Blower nozzle of blast furnace
RU94021155A
(en)
Technological Experiences and Operational Objectives Achieved With 110/140 Ton Electric Arc Furnace at A. F. L. Falck--Unione Steelworks in Sesta S. Giovanni After Revamping