CA1110075A - Methode de production directe de l'acier - Google Patents

Methode de production directe de l'acier

Info

Publication number: CA1110075A
Authority: CA; Canada
Prior art keywords: iron; carbide; iron carbide; steel; charge
Prior art date: 1976-10-29
Legal status (The legal status 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 status listed.): Expired

Application number

CA352,788A

Other languages

English (en)

Inventor

Frank M. Stephens, Jr.

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Hazen Research Inc

Original Assignee

Hazen Research Inc

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.)

1976-10-29

Filing date

1980-05-27

Publication date

1981-10-06

1976-10-29 Priority claimed from CA264,471A external-priority patent/CA1084273A/fr

1980-05-27 Application filed by Hazen Research Inc filed Critical Hazen Research Inc

1980-05-27 Priority to CA352,788A priority Critical patent/CA1110075A/fr

1981-10-06 Application granted granted Critical

1981-10-06 Publication of CA1110075A publication Critical patent/CA1110075A/fr

Status Expired legal-status Critical Current

Links

238000000034 method Methods 0.000 title claims abstract description 44
230000008569 process Effects 0.000 title claims abstract description 42
229910000831 Steel Inorganic materials 0.000 title claims abstract description 25
239000010959 steel Substances 0.000 title claims abstract description 25
238000004519 manufacturing process Methods 0.000 title abstract description 8
229910001567 cementite Inorganic materials 0.000 claims abstract description 64
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 29
229910052760 oxygen Inorganic materials 0.000 claims abstract description 29
239000001301 oxygen Substances 0.000 claims abstract description 29
229910000805 Pig iron Inorganic materials 0.000 claims abstract description 9
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 46
229910052742 iron Inorganic materials 0.000 claims description 22
229910052799 carbon Inorganic materials 0.000 abstract description 35
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 34
UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 abstract description 20
229910052739 hydrogen Inorganic materials 0.000 abstract description 18
239000001257 hydrogen Substances 0.000 abstract description 18
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract description 15
235000013980 iron oxide Nutrition 0.000 abstract description 14
238000005255 carburizing Methods 0.000 abstract description 10
VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 abstract description 8
238000002485 combustion reaction Methods 0.000 abstract description 7
238000009628 steelmaking Methods 0.000 abstract description 7
239000000203 mixture Substances 0.000 abstract description 6
ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 abstract description 4
239000000446 fuel Substances 0.000 abstract description 4
239000012141 concentrate Substances 0.000 abstract description 3
239000001294 propane Substances 0.000 abstract description 2
239000000126 substance Substances 0.000 abstract description 2
239000003638 chemical reducing agent Substances 0.000 abstract 1
239000003795 chemical substances by application Substances 0.000 abstract 1
239000007789 gas Substances 0.000 description 40
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 16
239000000047 product Substances 0.000 description 16
229910002091 carbon monoxide Inorganic materials 0.000 description 11
238000006243 chemical reaction Methods 0.000 description 11
UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 10
229910002092 carbon dioxide Inorganic materials 0.000 description 8
239000000463 material Substances 0.000 description 8
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
230000009467 reduction Effects 0.000 description 6
229910017356 Fe2C Inorganic materials 0.000 description 5
230000008901 benefit Effects 0.000 description 5
239000012530 fluid Substances 0.000 description 5
239000004215 Carbon black (E152) Substances 0.000 description 4
229930195733 hydrocarbon Natural products 0.000 description 4
150000002430 hydrocarbons Chemical class 0.000 description 4
238000001816 cooling Methods 0.000 description 3
230000008030 elimination Effects 0.000 description 3
238000003379 elimination reaction Methods 0.000 description 3
238000010438 heat treatment Methods 0.000 description 3
150000001247 metal acetylides Chemical class 0.000 description 3
230000003647 oxidation Effects 0.000 description 3
238000007254 oxidation reaction Methods 0.000 description 3
239000000376 reactant Substances 0.000 description 3
238000012360 testing method Methods 0.000 description 3
230000032258 transport Effects 0.000 description 3
230000003190 augmentative effect Effects 0.000 description 2
239000006227 byproduct Substances 0.000 description 2
239000003575 carbonaceous material Substances 0.000 description 2
239000000567 combustion gas Substances 0.000 description 2
230000001351 cycling effect Effects 0.000 description 2
150000002431 hydrogen Chemical class 0.000 description 2
125000004435 hydrogen atom Chemical group [H]* 0.000 description 2
150000002500 ions Chemical class 0.000 description 2
230000004048 modification Effects 0.000 description 2
238000012986 modification Methods 0.000 description 2
238000012545 processing Methods 0.000 description 2
238000003860 storage Methods 0.000 description 2
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
238000002441 X-ray diffraction Methods 0.000 description 1
239000000654 additive Substances 0.000 description 1
238000005275 alloying Methods 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
238000007664 blowing Methods 0.000 description 1
239000001569 carbon dioxide Substances 0.000 description 1
238000003763 carbonization Methods 0.000 description 1
238000010924 continuous production Methods 0.000 description 1
229910001882 dioxygen Inorganic materials 0.000 description 1
230000000694 effects Effects 0.000 description 1
-1 ferrous metals Chemical class 0.000 description 1
239000012467 final product Substances 0.000 description 1
239000012535 impurity Substances 0.000 description 1
238000007885 magnetic separation Methods 0.000 description 1
238000002844 melting Methods 0.000 description 1
230000008018 melting Effects 0.000 description 1
229910052751 metal Inorganic materials 0.000 description 1
239000002184 metal Substances 0.000 description 1
238000012544 monitoring process Methods 0.000 description 1
230000001590 oxidative effect Effects 0.000 description 1
JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 1
229910052698 phosphorus Inorganic materials 0.000 description 1
239000011574 phosphorus Substances 0.000 description 1
238000009853 pyrometallurgy Methods 0.000 description 1
238000011084 recovery Methods 0.000 description 1
238000004064 recycling Methods 0.000 description 1
238000011946 reduction process Methods 0.000 description 1
238000003303 reheating Methods 0.000 description 1
239000003923 scrap metal Substances 0.000 description 1
239000007787 solid Substances 0.000 description 1
229910052717 sulfur Inorganic materials 0.000 description 1
239000011593 sulfur Substances 0.000 description 1
230000001052 transient effect Effects 0.000 description 1

Landscapes

Carbon And Carbon Compounds (AREA)

CA352,788A 1976-10-29 1980-05-27 Methode de production directe de l'acier Expired CA1110075A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA352,788A CA1110075A (fr)	1976-10-29	1980-05-27	Methode de production directe de l'acier

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
CA264,471A CA1084273A (fr)	1976-10-29	1976-10-29	Precede de fabrication directe de l'acier
CA352,788A CA1110075A (fr)	1976-10-29	1980-05-27	Methode de production directe de l'acier

Publications (1)

Publication Number	Publication Date
CA1110075A true CA1110075A (fr)	1981-10-06

Family

ID=25668384

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA352,788A Expired CA1110075A (fr)	1976-10-29	1980-05-27	Methode de production directe de l'acier

Country Status (1)

Country	Link
CA (1)	CA1110075A (fr)

1980
- 1980-05-27 CA CA352,788A patent/CA1110075A/fr not_active Expired

Legal Events

Date	Code	Title	Description
1998-10-06	MKEX	Expiry

Publication	Publication Date	Title
USRE32247E (en)	1986-09-16	Process for the direct production of steel
CA2087609C (fr)	1999-07-13	Procede pour prechauffer l'alimentation d'un reacteur, contenant du fer, avant son traitement dans un reacteur a lit fluidise
CA1043574A (fr)	1978-12-05	Methode et materiel pour l'obtention du fer a partir du minerai de fer oxyde
US4340420A (en)	1982-07-20	Method of manufacturing stainless steel
CA2119448A1 (fr)	1993-04-01	Procede d'elaboration d'acier
GB1451040A (en)	1976-09-29	Process for the production of steel
US4072504A (en)	1978-02-07	Method of producing metal from metal oxides
CA2072572C (fr)	1997-03-11	Production en continu d'alliage fer-carbone a l'aide de carbure de fer
EP0209861B1 (fr)	1991-05-02	Procédé de réduction, en phase liquide, du minerai de fer
US4526612A (en)	1985-07-02	Method of manufacturing ferrosilicon
CA1089649A (fr)	1980-11-18	Reduction d'oxyde metallique en metal spongieux
CA2039940A1 (fr)	1991-10-21	Procede de production d'acier liquide a partir d'oxydes metalliques a teneur en fer
US3964898A (en)	1976-06-22	Process for batch production of sponge iron
CA1110075A (fr)	1981-10-06	Methode de production directe de l'acier
US2107980A (en)	1938-02-08	Method for preparing iron and steel
CA1098319A (fr)	1981-03-31	Methode de production directe de l'acier
CA1098320A (fr)	1981-03-31	Methode de production directe de l'acier
CA1099520A (fr)	1981-04-21	Traduction non-disponible
CA1084273A (fr)	1980-08-26	Precede de fabrication directe de l'acier
EP0950117B1 (fr)	2002-11-20	Procede de fabrication de metaux et d'alliages metalliques
US3620699A (en)	1971-11-16	Reducing gas generation
AU723343B2 (en)	2000-08-24	Production method of iron carbide
GB1573455A (en)	1980-08-20	Production of steel from iron carbide
GB1573453A (en)	1980-08-20	Production of iron carbide and the production of steel therefrom
JP2868921B2 (ja)	1999-03-10	溶融還元炉の操業方法