[go: up one dir, main page]

RU94002578A - METHOD OF MELTING STEEL - Google Patents

METHOD OF MELTING STEEL

Info

Publication number
RU94002578A
RU94002578A RU94002578/02A RU94002578A RU94002578A RU 94002578 A RU94002578 A RU 94002578A RU 94002578/02 A RU94002578/02 A RU 94002578/02A RU 94002578 A RU94002578 A RU 94002578A RU 94002578 A RU94002578 A RU 94002578A
Authority
RU
Russia
Prior art keywords
carburetor
pulverized
carbon
consumption
energy
Prior art date
Application number
RU94002578/02A
Other languages
Russian (ru)
Other versions
RU2068000C1 (en
Inventor
О.В. Танцырев
А.М. Меньщиков
Б.С. Глазырин
В.В. Попов
Р.П. Бобова
Г.А. Обласов
В.Н. Козлов
А.Л. Засухин
В.С. Постригайло
Ю.В. Загудайлов
В.И. Жучков
Original Assignee
Институт металлургии Уральского отделения РАН
Акционерное общество "Северский трубный завод"
Filing date
Publication date
Application filed by Институт металлургии Уральского отделения РАН, Акционерное общество "Северский трубный завод" filed Critical Институт металлургии Уральского отделения РАН
Priority to RU94002578A priority Critical patent/RU2068000C1/en
Priority claimed from RU94002578A external-priority patent/RU2068000C1/en
Publication of RU94002578A publication Critical patent/RU94002578A/en
Application granted granted Critical
Publication of RU2068000C1 publication Critical patent/RU2068000C1/en

Links

Claims (1)

Изобретение относится к технологии выплавки стали в мартеновских печах. Задача, решаемая предлагаемым изобретением, - повышение технологических показателей плавки за счет исключения использования чугуна, сокращения продолжительности процесса, повышения усвоения углерода. Способ включает послойную завалку металлошихты, шлакообразующих материалов, порционную загрузку карбюратора. Новым в предлагаемом техническом решении является использование в качестве карбюратора смеси энергоактивных и инертных углеродсодержащих материалов крупностью 150 мм и пылевидных, при этом расход пылевидной фракции составляет 30 - 50% от общего количества карбюратора. Кроме того, расход энергоактивного пылевидного углеродсодержащего материала составляет в первой порции 30 - 50% от количества пылевидного карбюратора в порции с уменьшением в каждой последующей до 50 - 70% от предыдущей.The invention relates to the technology of steel production in open-hearth furnaces. The problem solved by the invention is to increase the technological indicators of smelting by eliminating the use of iron, reducing the duration of the process, increasing carbon absorption. The method includes layer-by-layer filling of metal charge, slag-forming materials, portion loading of the carburetor. New in the proposed technical solution is the use as a carburetor of a mixture of energy-active and inert carbon-containing materials with a particle size of 150 mm and dust, while the consumption of the pulverized fraction is 30 - 50% of the total carburetor. In addition, the consumption of energy-active pulverized carbon-containing material in the first portion of 30 - 50% of the amount of pulverized carburetor in a portion with a decrease in each subsequent to 50 - 70% of the previous one.
RU94002578A 1994-01-26 1994-01-26 Method of steel heating RU2068000C1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU94002578A RU2068000C1 (en) 1994-01-26 1994-01-26 Method of steel heating

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU94002578A RU2068000C1 (en) 1994-01-26 1994-01-26 Method of steel heating

Publications (2)

Publication Number Publication Date
RU94002578A true RU94002578A (en) 1995-09-20
RU2068000C1 RU2068000C1 (en) 1996-10-20

Family

ID=20151761

Family Applications (1)

Application Number Title Priority Date Filing Date
RU94002578A RU2068000C1 (en) 1994-01-26 1994-01-26 Method of steel heating

Country Status (1)

Country Link
RU (1) RU2068000C1 (en)

Similar Documents

Publication Publication Date Title
RU93004952A (en) METHOD FOR PRODUCING LIQUID IRON OR STEEL MELT AND INSTALLATION FOR ITS IMPLEMENTATION
RU94015261A (en) Method of utilizing iron-containing wastes and residues
CA2096579A1 (en) Method of Producing Molten Pig Iron or Molten Steel Pre-Products and a Plant Therefor
RU2067998C1 (en) Method of blast furnace washing
RU94002578A (en) METHOD OF MELTING STEEL
RU97119707A (en) METHOD FOR Smelting cast iron in a blast furnace
RU94010733A (en) METHOD FOR PRODUCING STEEL
SU1708907A1 (en) Aluminothermic method of producing ferrovanadium
RU2002124899A (en) COMPOSITE MATERIAL FOR METALLURGICAL TRANSFER AND METHOD FOR PRODUCING IT
CN1052901A (en) With alkaline-earth metal production NEW TYPE OF COMPOSITE deoxidant Si-Al-Ba-Fe alloy alloy
RU2081197C1 (en) Method of production of crude antimony
RU2068000C1 (en) Method of steel heating
JPS62167809A (en) Production of molten chromium iron
RU2051975C1 (en) Method for smelting steel in electric arc furnace
SU458610A1 (en) The method of smelting hromoizvestkovogo melt
RU95112817A (en) METHOD FOR Smelting Low Carbon Steel
JPH09143533A (en) Sttelmaking method by using iron scrap holding carbon source
SU699027A2 (en) Method of producijg fluxed raw material
JPS62167808A (en) Production of molten chromium iron
Popoiu et al. Considerations on the Influence of the Use of High Magnesium Oxide Sinter on the Technical and Economic Indexes of Iron Production
Kamei et al. Production Test of High-Carbon Ferrochrome Using a Shaft Furnace With Coke Packed Bed Injected With Oxygen and a Large Quantity of Pulverized Coal
ES8206635A1 (en) Method for achieving low sulfur levels in the DRI product from iron oxide reducing kilns
RU95115247A (en) METHOD FOR Smelting steel in an electric arc furnace
Hanafi Sponge Iron in Steelmaking
JPS6475610A (en) Method for operating blast furnace