NO124696B - - Google Patents
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- Publication number
- NO124696B NO124696B NO1406/59A NO140669A NO124696B NO 124696 B NO124696 B NO 124696B NO 1406/59 A NO1406/59 A NO 1406/59A NO 140669 A NO140669 A NO 140669A NO 124696 B NO124696 B NO 124696B
- Authority
- NO
- Norway
- Prior art keywords
- gas
- furnace
- reduction
- reducing
- hydrocarbon
- Prior art date
Links
- 239000007789 gas Substances 0.000 claims description 125
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 60
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 57
- 238000000034 method Methods 0.000 claims description 48
- 150000002430 hydrocarbons Chemical class 0.000 claims description 47
- 229930195733 hydrocarbon Natural products 0.000 claims description 46
- 230000001603 reducing effect Effects 0.000 claims description 45
- 238000006722 reduction reaction Methods 0.000 claims description 44
- 239000007800 oxidant agent Substances 0.000 claims description 43
- 230000009467 reduction Effects 0.000 claims description 41
- 239000004215 Carbon black (E152) Substances 0.000 claims description 38
- 239000003054 catalyst Substances 0.000 claims description 36
- 238000006243 chemical reaction Methods 0.000 claims description 27
- 229910052742 iron Inorganic materials 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 25
- 230000008569 process Effects 0.000 claims description 24
- 239000003638 chemical reducing agent Substances 0.000 claims description 16
- 230000003197 catalytic effect Effects 0.000 claims description 10
- 238000011946 reduction process Methods 0.000 claims description 10
- 239000000112 cooling gas Substances 0.000 claims description 2
- 239000012495 reaction gas Substances 0.000 claims 1
- 239000008188 pellet Substances 0.000 description 50
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 24
- 229910052799 carbon Inorganic materials 0.000 description 24
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 18
- 230000001105 regulatory effect Effects 0.000 description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- 238000002407 reforming Methods 0.000 description 16
- 239000000446 fuel Substances 0.000 description 14
- 229910002091 carbon monoxide Inorganic materials 0.000 description 13
- 229910052753 mercury Inorganic materials 0.000 description 12
- 230000000694 effects Effects 0.000 description 10
- 229910000831 Steel Inorganic materials 0.000 description 8
- 239000010959 steel Substances 0.000 description 8
- 238000002485 combustion reaction Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 239000003345 natural gas Substances 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 230000009466 transformation Effects 0.000 description 5
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical group [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 4
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 239000000956 alloy Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 3
- 238000000151 deposition Methods 0.000 description 3
- 230000008021 deposition Effects 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000004868 gas analysis Methods 0.000 description 3
- 229910052595 hematite Inorganic materials 0.000 description 3
- 239000011019 hematite Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 description 3
- 239000007858 starting material Substances 0.000 description 3
- 238000004227 thermal cracking Methods 0.000 description 3
- 238000001833 catalytic reforming Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 239000000567 combustion gas Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 239000000356 contaminant Substances 0.000 description 2
- 238000010924 continuous production Methods 0.000 description 2
- 238000010790 dilution Methods 0.000 description 2
- 239000012895 dilution Substances 0.000 description 2
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 2
- 239000010419 fine particle Substances 0.000 description 2
- 238000011835 investigation Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001590 oxidative effect Effects 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 239000001294 propane Substances 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- YZCKVEUIGOORGS-IGMARMGPSA-N Protium Chemical compound [1H] YZCKVEUIGOORGS-IGMARMGPSA-N 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000010923 batch production Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 229910001567 cementite Inorganic materials 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000032258 transport Effects 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
- 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
- C21B13/029—Introducing coolant gas in the shaft furnaces
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Iron (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NO253871A NO130875C (en:Method) | 1968-06-24 | 1971-07-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US73937768A | 1968-06-24 | 1968-06-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO124696B true NO124696B (en:Method) | 1972-05-23 |
Family
ID=24972005
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO1406/59A NO124696B (en:Method) | 1968-06-24 | 1969-04-02 |
Country Status (8)
| Country | Link |
|---|---|
| BE (1) | BE732416A (en:Method) |
| CA (1) | CA922519A (en:Method) |
| ES (1) | ES368673A1 (en:Method) |
| FR (1) | FR2011537A1 (en:Method) |
| GB (1) | GB1269841A (en:Method) |
| NL (1) | NL165786C (en:Method) |
| NO (1) | NO124696B (en:Method) |
| SE (1) | SE380829B (en:Method) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5387274A (en) * | 1993-11-15 | 1995-02-07 | C.V.G. Siderurgica Del Orinoco, C.A. | Process for the production of iron carbide |
| DE202007019472U1 (de) * | 2006-12-11 | 2012-10-12 | Mines And Metals Engineering Gmbh (M.M.E.) | Schachtofen |
| US12359325B2 (en) | 2016-05-03 | 2025-07-15 | Twelve Benefit Corporation | Membrane electrode assembly for COx reduction |
| US11680328B2 (en) | 2019-11-25 | 2023-06-20 | Twelve Benefit Corporation | Membrane electrode assembly for COx reduction |
| US12320022B2 (en) | 2018-01-22 | 2025-06-03 | Twelve Benefit Corporation | System and method for carbon dioxide reactor control |
| EP4232196A4 (en) | 2020-10-20 | 2024-11-27 | Twelve Benefit Corporation | CROSSLINKED AND SEMI-INTERPENETRATING POLYMERS AND THEIR MEMBRANES |
| CA3196183A1 (en) | 2020-10-20 | 2022-04-28 | Lihui Wang | Ionic polymers and copolymers |
| EP4444919A1 (en) * | 2021-12-07 | 2024-10-16 | Twelve Benefit Corporation | Integrated systems employing carbon oxide electrolysis in steel production |
| EP4569156A1 (en) | 2022-08-12 | 2025-06-18 | Twelve Benefit Corporation | Acetic acid production |
| US12460310B2 (en) | 2023-04-04 | 2025-11-04 | Twelve Benefit Corporation | Integrated systems employing carbon oxide electrolysis in aluminum production |
-
1969
- 1969-01-17 CA CA040452A patent/CA922519A/en not_active Expired
- 1969-03-27 GB GB06156/69A patent/GB1269841A/en not_active Expired
- 1969-04-02 NO NO1406/59A patent/NO124696B/no unknown
- 1969-04-16 FR FR6911883A patent/FR2011537A1/fr not_active Withdrawn
- 1969-05-02 BE BE732416D patent/BE732416A/xx not_active IP Right Cessation
- 1969-06-21 ES ES368673A patent/ES368673A1/es not_active Expired
- 1969-06-24 NL NL6909686.A patent/NL165786C/xx not_active IP Right Cessation
- 1969-06-24 SE SE6908941A patent/SE380829B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE1914400A1 (de) | 1970-02-19 |
| GB1269841A (en) | 1972-04-06 |
| NL165786C (nl) | 1981-05-15 |
| BE732416A (fr) | 1969-10-16 |
| NL165786B (nl) | 1980-12-15 |
| FR2011537A1 (en:Method) | 1970-03-06 |
| ES368673A1 (es) | 1971-05-01 |
| NL6909686A (en:Method) | 1969-12-30 |
| SE380829B (sv) | 1975-11-17 |
| CA922519A (en) | 1973-03-13 |
| DE1914400B2 (de) | 1973-12-20 |
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