CA1027762A - Method and apparatus for the reduction of iron ore - Google Patents
Method and apparatus for the reduction of iron oreInfo
- Publication number
- CA1027762A CA1027762A CA180,362A CA180362A CA1027762A CA 1027762 A CA1027762 A CA 1027762A CA 180362 A CA180362 A CA 180362A CA 1027762 A CA1027762 A CA 1027762A
- Authority
- CA
- Canada
- Prior art keywords
- par
- gaz
- dans
- des
- que
- Prior art date
- 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
Links
- 230000009467 reduction Effects 0.000 title abstract description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title abstract 10
- 229910052742 iron Inorganic materials 0.000 title abstract 5
- 238000000034 method Methods 0.000 title abstract 5
- 239000000203 mixture Substances 0.000 claims abstract description 11
- 238000002347 injection Methods 0.000 claims abstract description 9
- 239000007924 injection Substances 0.000 claims abstract description 9
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 6
- 229940090044 injection Drugs 0.000 claims description 8
- 238000009434 installation Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 abstract 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 3
- 239000001301 oxygen Substances 0.000 abstract 3
- 229910052760 oxygen Inorganic materials 0.000 abstract 3
- 238000002407 reforming Methods 0.000 abstract 3
- 239000007787 solid Substances 0.000 abstract 3
- 239000003638 chemical reducing agent Substances 0.000 abstract 2
- 239000000463 material Substances 0.000 abstract 2
- 239000006227 byproduct Substances 0.000 abstract 1
- 238000004140 cleaning Methods 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 abstract 1
- 239000012530 fluid Substances 0.000 abstract 1
- 239000000446 fuel Substances 0.000 abstract 1
- 239000004449 solid propellant Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 21
- 238000002485 combustion reaction Methods 0.000 description 11
- 239000000571 coke Substances 0.000 description 10
- 229940082150 encore Drugs 0.000 description 6
- 240000008042 Zea mays Species 0.000 description 5
- 241000287107 Passer Species 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000004927 fusion Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- RPNUMPOLZDHAAY-UHFFFAOYSA-N Diethylenetriamine Chemical compound NCCNCCN RPNUMPOLZDHAAY-UHFFFAOYSA-N 0.000 description 1
- 229920000825 Fique Polymers 0.000 description 1
- 241000206607 Porphyra umbilicalis Species 0.000 description 1
- 241001080024 Telles Species 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000010494 dissociation reaction Methods 0.000 description 1
- 230000005593 dissociations Effects 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000003039 volatile agent Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/02—Making spongy iron or liquid steel, by direct processes in shaft furnaces
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0073—Selection or treatment of the reducing gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/22—Increasing the gas reduction potential of recycled exhaust gases by reforming
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/40—Gas purification of exhaust gases to be recirculated or used in other metallurgical processes
- C21B2100/44—Removing particles, e.g. by scrubbing, dedusting
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B2100/00—Handling of exhaust gases produced during the manufacture of iron or steel
- C21B2100/60—Process control or energy utilisation in the manufacture of iron or steel
- C21B2100/64—Controlling the physical properties of the gas, e.g. pressure or temperature
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/10—Reduction of greenhouse gas [GHG] emissions
- Y02P10/134—Reduction of greenhouse gas [GHG] emissions by avoiding CO2, e.g. using hydrogen
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7232330A FR2197985A1 (en) | 1972-09-06 | 1972-09-06 | Direct iron ore reduction - in shaft furnace with oxygen blast and reducing gas recycling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1027762A true CA1027762A (en) | 1978-03-14 |
Family
ID=9104173
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA180,362A Expired CA1027762A (en) | 1972-09-06 | 1973-09-05 | Method and apparatus for the reduction of iron ore |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPS49123919A (cs) |
| BE (1) | BE804494A (cs) |
| BR (1) | BR7306856D0 (cs) |
| CA (1) | CA1027762A (cs) |
| FR (1) | FR2197985A1 (cs) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022248915A1 (en) * | 2021-05-26 | 2022-12-01 | Arcelormittal | A method for manufacturing direct reduced iron |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3427013A (en) * | 1966-09-08 | 1969-02-11 | Steep Rock Iron Mines Ltd | Low temperature blast furnace and method therefor |
-
1972
- 1972-09-06 FR FR7232330A patent/FR2197985A1/fr active Granted
-
1973
- 1973-09-05 BR BR685673A patent/BR7306856D0/pt unknown
- 1973-09-05 CA CA180,362A patent/CA1027762A/en not_active Expired
- 1973-09-05 BE BE135348A patent/BE804494A/xx unknown
- 1973-09-06 JP JP10103373A patent/JPS49123919A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| DE2345083B2 (de) | 1977-02-10 |
| DE2345083A1 (de) | 1974-03-14 |
| BR7306856D0 (pt) | 1974-07-11 |
| FR2197985B1 (cs) | 1976-08-13 |
| BE804494A (fr) | 1974-03-05 |
| JPS49123919A (cs) | 1974-11-27 |
| FR2197985A1 (en) | 1974-03-29 |
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