RU2001107111A - METHOD FOR PRODUCING PRODUCTS FROM IRON-CARBON MATERIAL - Google Patents

METHOD FOR PRODUCING PRODUCTS FROM IRON-CARBON MATERIAL

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Publication number
RU2001107111A
RU2001107111A RU2001107111/02A RU2001107111A RU2001107111A RU 2001107111 A RU2001107111 A RU 2001107111A RU 2001107111/02 A RU2001107111/02 A RU 2001107111/02A RU 2001107111 A RU2001107111 A RU 2001107111A RU 2001107111 A RU2001107111 A RU 2001107111A
Authority
RU
Russia
Prior art keywords
iron
billet
carbon material
sinter
restoration
Prior art date
Application number
RU2001107111/02A
Other languages
Russian (ru)
Other versions
RU2198226C2 (en
Inventor
Генрих Алексеевич Дорофеев
Серафим Захарович Афонин
Леонид Николаевич Шевелев
Original Assignee
Генрих Алексеевич Дорофеев
Filing date
Publication date
Application filed by Генрих Алексеевич Дорофеев filed Critical Генрих Алексеевич Дорофеев
Priority to RU2001107111/02A priority Critical patent/RU2198226C2/en
Priority claimed from RU2001107111/02A external-priority patent/RU2198226C2/en
Publication of RU2001107111A publication Critical patent/RU2001107111A/en
Application granted granted Critical
Publication of RU2198226C2 publication Critical patent/RU2198226C2/en

Links

Claims (4)

1. Способ получения изделия из железоуглеродистого материала, включающий нагрев оксидного железосодержащего материала до 800-1000oС, его окисление до гематита и спекание при 1100-1200oС, восстановление спека нагретым до 1000-1100oС восстановительным газом до металлического состояния, обжатие спека, его прокатку в горячем состоянии в заготовку и формирование из заготовки изделия требуемой конфигурации и размеров с последующей термообработкой, отличающийся тем, что после восстановления до металлического состояния спек в течение 0,5-5 мин обрабатывают нагретой до 900-950oС смесью природного газа и непредельных углеводородов, взятых в соотношении 2: 1, до получения в нем содержания углерода 0,05-5%, формирование изделия производят сразу же после прокатки спека в заготовку.1. The method of obtaining products from iron-carbon material, including heating the iron oxide material to 800-1000 o C, its oxidation to hematite and sintering at 1100-1200 o C, the restoration of the cake heated to 1000-1100 o With a reducing gas to a metallic state, compression sinter, its hot rolling into the billet and the formation of the desired configuration and size from the billet of the product, followed by heat treatment, characterized in that after restoration to the metal state, the sinter is processed for 0.5-5 minutes was heated at 900-950 o C a mixture of natural gas and the unsaturated hydrocarbon in the ratio 2: 1, to give a carbon content therein of 0.05-5%, the formation of products produced immediately after rolling in the sintered billet. 2. Способ по п. 1, отличающийся тем, что в качестве оксидного железосодержащего материала используют магнетитовый концентрат и/или очищенную прокатную окалину. 2. The method according to p. 1, characterized in that the magnetite concentrate and / or purified mill scale are used as the iron oxide material. 3. Способ по п. 1 или 2, отличающийся тем, что в качестве непредельных углеводородов используют ацетилен. 3. The method according to p. 1 or 2, characterized in that acetylene is used as unsaturated hydrocarbons. 4. Способ по п. 2, отличающийся тем, что используют магнетитовый концентрат при следующем соотношении компонентов, мас. %:
Feобщ - 65 - 72,5
SiO2 - 0,01 - 2,90
Al2O3 - 0,01 - 0,90
СаО+MgO - 0,05 - 1,50
MnO - 0,05 - 0,30
TiO2 - 0,01 - 0,10
Na2О - 0,01 - 0,45
Fe3О4 - Остальное4. The method according to p. 2, characterized in that they use magnetite concentrate in the following ratio of components, wt. %:
Fe total - 65 - 72.5
SiO 2 - 0.01 - 2.90
Al 2 O 3 - 0.01 - 0.90
CaO + MgO - 0.05 - 1.50
MnO - 0.05 - 0.30
TiO 2 - 0.01 - 0.10
Na 2 O - 0.01 - 0.45
Fe 3 O 4 - Else
RU2001107111/02A 2001-03-20 2001-03-20 Method of manufacturing article from iron-carbon material RU2198226C2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
RU2001107111/02A RU2198226C2 (en) 2001-03-20 2001-03-20 Method of manufacturing article from iron-carbon material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RU2001107111/02A RU2198226C2 (en) 2001-03-20 2001-03-20 Method of manufacturing article from iron-carbon material

Publications (2)

Publication Number Publication Date
RU2001107111A true RU2001107111A (en) 2003-01-20
RU2198226C2 RU2198226C2 (en) 2003-02-10

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
RU2001107111/02A RU2198226C2 (en) 2001-03-20 2001-03-20 Method of manufacturing article from iron-carbon material

Country Status (1)

Country Link
RU (1) RU2198226C2 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102206725A (en) * 2011-05-05 2011-10-05 刘元生 Process for producing and reducing iron powder through two-step method
CN102628091B (en) * 2011-07-12 2014-07-02 刘元生 Technology for producing molten iron by three-step method

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