SE448740B - Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser - Google Patents

Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser

Info

Publication number
SE448740B
SE448740B SE8201273A SE8201273A SE448740B SE 448740 B SE448740 B SE 448740B SE 8201273 A SE8201273 A SE 8201273A SE 8201273 A SE8201273 A SE 8201273A SE 448740 B SE448740 B SE 448740B
Authority
SE
Sweden
Prior art keywords
gas
wash
regeneration
reduction
iron oxide
Prior art date
Application number
SE8201273A
Other languages
English (en)
Swedish (sv)
Other versions
SE8201273L (sv
Inventor
G Mathisson
S Santen
Original Assignee
Skf Steel Eng Ab
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.)
Filing date
Publication date
Application filed by Skf Steel Eng Ab filed Critical Skf Steel Eng Ab
Priority to SE8201273A priority Critical patent/SE448740B/sv
Priority to DE19823233836 priority patent/DE3233836A1/de
Priority to NO823343A priority patent/NO823343L/no
Priority to GB08228342A priority patent/GB2115837A/en
Priority to FI823476A priority patent/FI823476L/fi
Priority to BE0/209219A priority patent/BE894676A/fr
Priority to ES516493A priority patent/ES516493A0/es
Priority to DD82244194A priority patent/DD203332A5/de
Priority to IT23850/82A priority patent/IT1152932B/it
Priority to JP57186890A priority patent/JPS58153715A/ja
Priority to FR8217898A priority patent/FR2530667A1/fr
Priority to ZA827877A priority patent/ZA827877B/xx
Priority to AU90027/82A priority patent/AU9002782A/en
Priority to BR8206446A priority patent/BR8206446A/pt
Priority to US06/460,499 priority patent/US4432789A/en
Publication of SE8201273L publication Critical patent/SE8201273L/
Publication of SE448740B publication Critical patent/SE448740B/sv

Links

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
    • C21B13/0073—Selection or treatment of the reducing gases
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D17/00—Arrangements for using waste heat; Arrangements for using, or disposing of, waste gases
    • F27D17/004—Systems for reclaiming waste heat
    • 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
    • C21B2100/28—Increasing the gas reduction potential of recycled exhaust gases by separation
    • C21B2100/282—Increasing the gas reduction potential of recycled exhaust gases by separation of carbon dioxide
    • 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
    • C21B2100/66—Heat exchange
    • 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
    • Y02P10/122—Reduction of greenhouse gas [GHG] emissions by capturing or storing CO2

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Manufacture Of Iron (AREA)
  • Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
  • Gas Separation By Absorption (AREA)
  • Compounds Of Iron (AREA)
SE8201273A 1982-03-02 1982-03-02 Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser SE448740B (sv)

Priority Applications (15)

Application Number Priority Date Filing Date Title
SE8201273A SE448740B (sv) 1982-03-02 1982-03-02 Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser
DE19823233836 DE3233836A1 (de) 1982-03-02 1982-09-11 Verfahren und einrichtung zur verringerung des energieverbrauchs bei der reduktion von eisenoxid mit reduktionsgasen
NO823343A NO823343L (no) 1982-03-02 1982-10-04 Fremgangsmaate og anordning ved minimalisering av energiforbruket under reduksjon av jernoksyd med reduserende gasser
GB08228342A GB2115837A (en) 1982-03-02 1982-10-05 Method of minimizing energy consumption when reducing iron oxide with gases
FI823476A FI823476L (fi) 1982-03-02 1982-10-12 Saett och anlaeggning foer att minimera energiaotgaongen vid reduktion av jaernoxid med reducerandegaser
BE0/209219A BE894676A (fr) 1982-03-02 1982-10-12 Procede et moyens pour reduire au minimum la consommation d'energie lors de la reduction d'oxyde de fer par des gaz reducteurs
ES516493A ES516493A0 (es) 1982-03-02 1982-10-14 "metodo y dispositivo para hacer minimo el consumo de energia al reducir oxido de hierro con gases reductores".
DD82244194A DD203332A5 (de) 1982-03-02 1982-10-21 Verfahren und einrichtung zur verringerung des energieverbrauchs bei der reduktion von eisenoxid mit reduktionsgasen
IT23850/82A IT1152932B (it) 1982-03-02 1982-10-21 Procedimento e mezzi per minimizzare il consumo d'energia quando si riduce ossido di ferro con gas riducenti
JP57186890A JPS58153715A (ja) 1982-03-02 1982-10-26 鉄酸化物を還元ガスで還元するときにエネルギ−消費を最小にする方法および装置
FR8217898A FR2530667A1 (fr) 1982-03-02 1982-10-26 Procede et moyens pour reduire au minimum la consommation d'energie lors de la reduction d'oxyde de fer par des gaz reducteurs
ZA827877A ZA827877B (en) 1982-03-02 1982-10-28 Method and means for minimizing the energy consumption when reducing iron oxide with reducing gases
AU90027/82A AU9002782A (en) 1982-03-02 1982-10-29 Minimising energy consumption in the reduction of iron ore to sponge iron
BR8206446A BR8206446A (pt) 1982-03-02 1982-11-08 Processo e instalacao para minimizar o consumo de energia ao se reduzir oxido de ferro em gases redutores
US06/460,499 US4432789A (en) 1982-03-02 1983-01-24 Method of minimizing energy consumption when reducing iron oxide with reducing gases

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE8201273A SE448740B (sv) 1982-03-02 1982-03-02 Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser

Publications (2)

Publication Number Publication Date
SE8201273L SE8201273L (sv) 1983-09-03
SE448740B true SE448740B (sv) 1987-03-16

Family

ID=20346142

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8201273A SE448740B (sv) 1982-03-02 1982-03-02 Sett och anordning for regenerering av tvettvetska fran co?712-tvett vid reduktion av jernoxid med reducerande gaser

Country Status (15)

Country Link
US (1) US4432789A (es)
JP (1) JPS58153715A (es)
AU (1) AU9002782A (es)
BE (1) BE894676A (es)
BR (1) BR8206446A (es)
DD (1) DD203332A5 (es)
DE (1) DE3233836A1 (es)
ES (1) ES516493A0 (es)
FI (1) FI823476L (es)
FR (1) FR2530667A1 (es)
GB (1) GB2115837A (es)
IT (1) IT1152932B (es)
NO (1) NO823343L (es)
SE (1) SE448740B (es)
ZA (1) ZA827877B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5110350A (en) * 1983-05-16 1992-05-05 Hylsa S.A. De C.V. Method of reducing iron ore
AT510618B1 (de) * 2010-11-04 2013-02-15 Siemens Vai Metals Tech Gmbh Verfahren zur entfernung von co2 aus abgasen
CN104045057B (zh) * 2014-06-20 2016-04-20 北京神雾环境能源科技集团股份有限公司 一种天然气催化部分氧化生产直接海绵铁的工艺

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2977216A (en) * 1958-12-31 1961-03-28 Texaco Development Corp Ore reduction process
US3909244A (en) * 1971-01-27 1975-09-30 Metallgesellschaft Ag Process for directly reducing iron ores in the solid state under pressure
JPS5230210A (en) * 1975-09-03 1977-03-07 Nippon Steel Corp Method of manufacturing reduced iron
DE2542595C2 (de) * 1975-09-24 1986-04-30 Holland, Gerhard, Dr.rer.pol., 6000 Frankfurt Verfahren zur Abtrennung von Metalldämpfen aus gasförmigen Gemischen
DE2805840C2 (de) * 1977-02-14 1986-01-02 American Hydrotherm Corp., New York, N.Y. Verfahren zur Abwärmerückgewinnung
US4160810A (en) * 1978-03-07 1979-07-10 Benfield Corporation Removal of acid gases from hot gas mixtures
AT360569B (de) * 1979-05-18 1981-01-26 Voest Alpine Ag Verfahren zur verwertung der rauchgaswaerme bei der kontinuierlichen direktreduktion von eisen- erz und anlage dafuer

Also Published As

Publication number Publication date
FI823476A0 (fi) 1982-10-12
DD203332A5 (de) 1983-10-19
BR8206446A (pt) 1984-05-08
ES8400491A1 (es) 1983-11-16
ES516493A0 (es) 1983-11-16
FR2530667A1 (fr) 1984-01-27
ZA827877B (en) 1984-06-27
US4432789A (en) 1984-02-21
IT8223850A0 (it) 1982-10-21
FI823476L (fi) 1983-09-03
SE8201273L (sv) 1983-09-03
JPS58153715A (ja) 1983-09-12
NO823343L (no) 1983-09-05
BE894676A (fr) 1983-01-31
IT1152932B (it) 1987-01-14
GB2115837A (en) 1983-09-14
AU9002782A (en) 1983-09-08
DE3233836A1 (de) 1983-09-22

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