AU2022268546A1 - Process utilizing synthesis gas for improving the environmental impact of the reduction of iron ore in blast furnaces - Google Patents
Process utilizing synthesis gas for improving the environmental impact of the reduction of iron ore in blast furnaces Download PDFInfo
- Publication number
- AU2022268546A1 AU2022268546A1 AU2022268546A AU2022268546A AU2022268546A1 AU 2022268546 A1 AU2022268546 A1 AU 2022268546A1 AU 2022268546 A AU2022268546 A AU 2022268546A AU 2022268546 A AU2022268546 A AU 2022268546A AU 2022268546 A1 AU2022268546 A1 AU 2022268546A1
- Authority
- AU
- Australia
- Prior art keywords
- reduction
- synthesis gas
- produced
- sct
- cpo
- 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.)
- Pending
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 110
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 101
- 238000003786 synthesis reaction Methods 0.000 title claims abstract description 98
- 238000000034 method Methods 0.000 title claims abstract description 80
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 55
- 230000007613 environmental effect Effects 0.000 title abstract description 4
- 238000004519 manufacturing process Methods 0.000 claims abstract description 47
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 37
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 37
- 230000003197 catalytic effect Effects 0.000 claims abstract description 35
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 32
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 28
- 230000003647 oxidation Effects 0.000 claims abstract description 22
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical class [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000007789 gas Substances 0.000 claims description 131
- 239000000571 coke Substances 0.000 claims description 64
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 45
- 239000000203 mixture Substances 0.000 claims description 45
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 31
- 229910052760 oxygen Inorganic materials 0.000 claims description 31
- 239000001301 oxygen Substances 0.000 claims description 31
- 239000003153 chemical reaction reagent Substances 0.000 claims description 26
- 239000001257 hydrogen Substances 0.000 claims description 20
- 229910052739 hydrogen Inorganic materials 0.000 claims description 20
- 239000003345 natural gas Substances 0.000 claims description 19
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000005868 electrolysis reaction Methods 0.000 claims description 10
- 239000007800 oxidant agent Substances 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000002485 combustion reaction Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 5
- 230000001590 oxidative effect Effects 0.000 claims description 5
- 238000011144 upstream manufacturing Methods 0.000 claims description 5
- 239000002028 Biomass Substances 0.000 claims description 4
- 238000001311 chemical methods and process Methods 0.000 claims description 3
- 238000004064 recycling Methods 0.000 claims description 3
- 125000004432 carbon atom Chemical group C* 0.000 claims description 2
- 238000000855 fermentation Methods 0.000 claims description 2
- 230000004151 fermentation Effects 0.000 claims description 2
- 238000011946 reduction process Methods 0.000 abstract description 11
- LIKBJVNGSGBSGK-UHFFFAOYSA-N iron(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Fe+3].[Fe+3] LIKBJVNGSGBSGK-UHFFFAOYSA-N 0.000 abstract 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 92
- 229910002092 carbon dioxide Inorganic materials 0.000 description 55
- 238000006722 reduction reaction Methods 0.000 description 48
- 239000002817 coal dust Substances 0.000 description 20
- 150000004945 aromatic hydrocarbons Chemical class 0.000 description 13
- 239000003054 catalyst Substances 0.000 description 13
- 229910052751 metal Inorganic materials 0.000 description 13
- 239000002184 metal Substances 0.000 description 13
- 238000005516 engineering process Methods 0.000 description 10
- 239000000243 solution Substances 0.000 description 9
- 229910000805 Pig iron Inorganic materials 0.000 description 8
- 125000003118 aryl group Chemical group 0.000 description 7
- 239000003344 environmental pollutant Substances 0.000 description 7
- 231100000719 pollutant Toxicity 0.000 description 7
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000008188 pellet Substances 0.000 description 6
- 239000004449 solid propellant Substances 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000002453 autothermal reforming Methods 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical class [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 4
- 238000006555 catalytic reaction Methods 0.000 description 4
- 239000003245 coal Substances 0.000 description 4
- 150000001875 compounds Chemical class 0.000 description 4
- 238000000629 steam reforming Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical class N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000446 fuel Substances 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 239000013618 particulate matter Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000007348 radical reaction Methods 0.000 description 3
- 238000004939 coking Methods 0.000 description 2
- 230000000295 complement effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 238000005453 pelletization Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 238000002407 reforming Methods 0.000 description 2
- 238000005245 sintering Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000009628 steelmaking Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- -1 3⁄4 Chemical compound 0.000 description 1
- 239000005864 Sulphur Substances 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- 150000001336 alkenes Chemical class 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
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 150000001722 carbon compounds Chemical class 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 238000007084 catalytic combustion reaction Methods 0.000 description 1
- 238000003889 chemical engineering Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000008246 gaseous mixture Substances 0.000 description 1
- 239000007792 gaseous phase Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 125000005575 polycyclic aromatic hydrocarbon group Chemical group 0.000 description 1
- 239000005518 polymer electrolyte Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000011541 reaction mixture Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- LIVNPJMFVYWSIS-UHFFFAOYSA-N silicon monoxide Chemical class [Si-]#[O+] LIVNPJMFVYWSIS-UHFFFAOYSA-N 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- 229930195735 unsaturated hydrocarbon Natural products 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
-
- 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
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/06—Making pig-iron in the blast furnace using top gas in the blast furnace process
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B7/00—Blast furnaces
- C21B7/002—Evacuating and treating of exhaust gases
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B5/00—Making pig-iron in the blast furnace
- C21B5/001—Injecting additional fuel or reducing agents
- C21B2005/005—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
- C21B2100/20—Increasing the gas reduction potential of recycled exhaust gases
- C21B2100/24—Increasing the gas reduction potential of recycled exhaust gases by shift reactions
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Industrial Gases (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT102021000011189A IT202100011189A1 (it) | 2021-05-03 | 2021-05-03 | Processo a basso impatto ambientale per la riduzione di minerali ferrosi in altoforno impiegante gas di sintesi |
| IT102021000011189 | 2021-05-03 | ||
| PCT/EP2022/061672 WO2022233769A1 (fr) | 2021-05-03 | 2022-05-02 | Procédé d'utilisation de gaz de synthèse pour améliorer l'impact environnemental de la réduction de minerai de fer dans des hauts fourneaux |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU2022268546A1 true AU2022268546A1 (en) | 2023-11-16 |
Family
ID=76921251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU2022268546A Pending AU2022268546A1 (en) | 2021-05-03 | 2022-05-02 | Process utilizing synthesis gas for improving the environmental impact of the reduction of iron ore in blast furnaces |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20240279756A1 (fr) |
| EP (1) | EP4334481A1 (fr) |
| AU (1) | AU2022268546A1 (fr) |
| CA (1) | CA3218702A1 (fr) |
| IT (1) | IT202100011189A1 (fr) |
| WO (1) | WO2022233769A1 (fr) |
Family Cites Families (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1272532B (it) | 1993-08-27 | 1997-06-23 | Snam Progetti | Processo di ossidazione parziale catalitica del gas naturale per ottenere gas di sintesi e formaldeide |
| IT1283585B1 (it) | 1996-04-11 | 1998-04-22 | Snam Progetti | Apparecchiatura per effettuare reazioni di ossidazione parziale |
| ITMI20021133A1 (it) | 2002-05-24 | 2003-11-24 | Snam Progetti | Procedimento per reazioni di ossidazione parziale catalitica |
| ITMI20031739A1 (it) | 2003-09-11 | 2005-03-12 | Enitecnologie Spa | Procedimento di ossidazione parziale catalitica per |
| ITMI20041860A1 (it) | 2004-09-30 | 2004-12-30 | Eni Spa | Apparecchiatura per nebulizzare una corrente liquida con una corrente disperdente gassosa e miscelare il prodotto nebulizzato con un'ulteriore corrente gassosa adatta in apparecchiature per effettuare ossidazioni parziali catalitiche e relativo proce |
| ITMI20052002A1 (it) | 2005-10-21 | 2007-04-22 | Eni Spa | Dispositivo per miscelare fluidi inserito o combinato ad un reattore |
| KR20070067830A (ko) * | 2005-12-23 | 2007-06-29 | 재단법인 포항산업과학연구원 | 석탄과 철광석을 이용한 수소와 선철 생산 방법 |
| ITMI20072209A1 (it) | 2007-11-21 | 2009-05-22 | Eni Spa | Procedimento migliorato per la produzione di gas di sintesi a partire da idrocarburi ossigenati ricavati da biomasse |
| ITMI20072228A1 (it) | 2007-11-23 | 2009-05-24 | Eni Spa | Procedimento per produrre gas di sintesi e idrogeno a partire da idrocarburi liquidi e gassosi |
| US8050369B2 (en) | 2008-04-14 | 2011-11-01 | Telefonaktiebolaget Lm Ericsson (Publ) | System and method of receiving and processing multicommunication signals |
| IT1398292B1 (it) | 2009-12-16 | 2013-02-22 | Eni Spa | Processo per la produzione di idrogeno a partire da idrocarburi liquidi, idrocarburi gassosi e/o composti ossigenati anche derivanti da biomasse |
| EP2543743B1 (fr) * | 2010-03-02 | 2017-11-29 | JFE Steel Corporation | Procédé d'exploitation d'un haut-fourneau, procédé d'exploitation d'un broyeur de ferraille, et procédé d'utilisation d'un gaz contenant des oxydes de carbone |
| IT1400492B1 (it) | 2010-06-03 | 2013-06-11 | Eni Spa | Sistema catalitico per processi di ossidazione parziale catalitica a basso tempo di contatto |
| JP6019893B2 (ja) * | 2012-07-31 | 2016-11-02 | Ｊｆｅスチール株式会社 | 高炉の操業方法 |
| WO2016016257A1 (fr) | 2014-07-29 | 2016-02-04 | Eni S.P.A. | Procédé intégré d'oxydation catalytique partielle à temps de contact court pour la production de gaz de synthèse |
| WO2016016256A1 (fr) | 2014-07-29 | 2016-02-04 | Eni S.P.A. | Procédé intégré d'oxydation catalytique partielle à temps de contact court/reformage autotherme (sct-cpo/atr) pour la production de gaz de synthèse |
| WO2016016251A1 (fr) | 2014-07-29 | 2016-02-04 | Eni S.P.A. | Procédé de production sct-cpo/sr intégré pour la production de gaz de synthèse |
| WO2016016253A1 (fr) | 2014-07-29 | 2016-02-04 | Eni S.P.A. | Procédé intégré de reformage par oxydation catalytique partielle/chauffé au gaz à temps de contact court pour la production de gaz de synthèse |
| CN106139838B (zh) * | 2016-07-12 | 2019-04-16 | 李智信 | 用回收co2在钢铁厂研制可循环再生能源系列产品的技术 |
| FI3853196T3 (fi) | 2018-09-19 | 2024-02-01 | Eni Spa | Menetelmä metanolin valmistamiseksi kaasumaisista hiilivedyistä |
-
2021
- 2021-05-03 IT IT102021000011189A patent/IT202100011189A1/it unknown
-
2022
- 2022-05-02 US US18/289,263 patent/US20240279756A1/en active Pending
- 2022-05-02 WO PCT/EP2022/061672 patent/WO2022233769A1/fr active Application Filing
- 2022-05-02 EP EP22727766.2A patent/EP4334481A1/fr active Pending
- 2022-05-02 CA CA3218702A patent/CA3218702A1/fr active Pending
- 2022-05-02 AU AU2022268546A patent/AU2022268546A1/en active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| IT202100011189A1 (it) | 2022-11-03 |
| EP4334481A1 (fr) | 2024-03-13 |
| WO2022233769A1 (fr) | 2022-11-10 |
| US20240279756A1 (en) | 2024-08-22 |
| CA3218702A1 (fr) | 2022-11-10 |
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