DE2134959C3 - Verfahren und Vorrichtung zur Reduktion von stückigen Metallerzen - Google Patents
Verfahren und Vorrichtung zur Reduktion von stückigen MetallerzenInfo
- Publication number
- DE2134959C3 DE2134959C3 DE2134959A DE2134959A DE2134959C3 DE 2134959 C3 DE2134959 C3 DE 2134959C3 DE 2134959 A DE2134959 A DE 2134959A DE 2134959 A DE2134959 A DE 2134959A DE 2134959 C3 DE2134959 C3 DE 2134959C3
- Authority
- DE
- Germany
- Prior art keywords
- gas
- cooling
- reactor
- loop
- zone
- 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
- 238000000034 method Methods 0.000 title claims description 18
- 239000002184 metal Substances 0.000 title claims 4
- 239000007789 gas Substances 0.000 claims description 114
- 239000000112 cooling gas Substances 0.000 claims description 66
- 238000001816 cooling Methods 0.000 claims description 60
- 239000000203 mixture Substances 0.000 claims description 15
- 239000002245 particle Substances 0.000 claims description 9
- 230000001105 regulatory effect Effects 0.000 claims description 8
- 239000002923 metal particle Substances 0.000 claims description 3
- 239000003507 refrigerant Substances 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 40
- 229910052742 iron Inorganic materials 0.000 description 20
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 7
- 239000001301 oxygen Substances 0.000 description 7
- 229910052760 oxygen Inorganic materials 0.000 description 7
- 239000000428 dust Substances 0.000 description 6
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 6
- 238000010791 quenching Methods 0.000 description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 3
- 229910002091 carbon monoxide Inorganic materials 0.000 description 3
- 239000001257 hydrogen Substances 0.000 description 3
- 229910052739 hydrogen Inorganic materials 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000002826 coolant Substances 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 150000002431 hydrogen Chemical class 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000003345 natural gas Substances 0.000 description 2
- 239000007800 oxidant agent Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 241000270295 Serpentes Species 0.000 description 1
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 1
- 235000013980 iron oxide Nutrition 0.000 description 1
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
- 238000009628 steelmaking Methods 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 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
- C21B13/0073—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 And Refinement Of Metals (AREA)
- Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US5516170A | 1970-07-15 | 1970-07-15 | |
| US9861270A | 1970-12-16 | 1970-12-16 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2134959A1 DE2134959A1 (de) | 1972-01-27 |
| DE2134959B2 DE2134959B2 (de) | 1978-09-07 |
| DE2134959C3 true DE2134959C3 (de) | 1979-04-26 |
Family
ID=26733913
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2134959A Expired DE2134959C3 (de) | 1970-07-15 | 1971-07-13 | Verfahren und Vorrichtung zur Reduktion von stückigen Metallerzen |
Country Status (13)
| Country | Link |
|---|---|
| JP (1) | JPS5126884B1 (enExample) |
| AR (1) | AR202079A1 (enExample) |
| AU (1) | AU453409B2 (enExample) |
| BE (1) | BE769976A (enExample) |
| CA (1) | CA949319A (enExample) |
| DE (1) | DE2134959C3 (enExample) |
| ES (1) | ES393256A1 (enExample) |
| FR (1) | FR2098429B1 (enExample) |
| GB (1) | GB1347785A (enExample) |
| IL (1) | IL37227A (enExample) |
| IT (1) | IT944683B (enExample) |
| LU (1) | LU63538A1 (enExample) |
| NL (1) | NL157351B (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4306710A1 (enExample) * | 1992-03-05 | 1993-09-09 | Orinoco Siderurgica | |
| DE4025320C3 (de) * | 1989-12-22 | 1999-07-15 | Corporacion Venezolana De Guay | Verfahren zur Direktreduktion von eisenhaltigen Metalloxiden |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3890142A (en) * | 1973-10-16 | 1975-06-17 | Fierro Esponja | Method for gaseous reduction of metal ores |
| AU496945B2 (en) * | 1975-05-19 | 1978-11-16 | Midrex International B.V. Rotterdam | Producing metallized product |
| US4224057A (en) * | 1979-08-20 | 1980-09-23 | Hylsa, S.A. | Method for carburizing sponge iron |
| US4338123A (en) * | 1981-02-23 | 1982-07-06 | Hylsa, S.A. | Method and apparatus for the reduction of metal ores |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE966459C (de) * | 1952-06-29 | 1957-08-08 | Paul Hahnel Dr Ing | Verfahren zur oxydierenden und reduzierenden Behandlung oxydischer Erze in Schachtoefen |
-
1971
- 1971-06-30 GB GB3064371A patent/GB1347785A/en not_active Expired
- 1971-07-05 IL IL3722771A patent/IL37227A/xx unknown
- 1971-07-13 AU AU31144/71A patent/AU453409B2/en not_active Expired
- 1971-07-13 DE DE2134959A patent/DE2134959C3/de not_active Expired
- 1971-07-14 ES ES393256A patent/ES393256A1/es not_active Expired
- 1971-07-14 AR AR23678271A patent/AR202079A1/es active
- 1971-07-14 BE BE769976A patent/BE769976A/xx not_active IP Right Cessation
- 1971-07-15 JP JP5218571A patent/JPS5126884B1/ja active Pending
- 1971-07-15 IT IT5164871A patent/IT944683B/it active
- 1971-07-15 FR FR7125928A patent/FR2098429B1/fr not_active Expired
- 1971-07-15 LU LU63538D patent/LU63538A1/xx unknown
- 1971-07-15 CA CA118,365A patent/CA949319A/en not_active Expired
- 1971-07-15 NL NL7109764.A patent/NL157351B/xx not_active IP Right Cessation
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4025320C3 (de) * | 1989-12-22 | 1999-07-15 | Corporacion Venezolana De Guay | Verfahren zur Direktreduktion von eisenhaltigen Metalloxiden |
| DE4306710A1 (enExample) * | 1992-03-05 | 1993-09-09 | Orinoco Siderurgica |
Also Published As
| Publication number | Publication date |
|---|---|
| AR202079A1 (es) | 1975-05-15 |
| JPS5126884B1 (enExample) | 1976-08-09 |
| DE2134959B2 (de) | 1978-09-07 |
| FR2098429A1 (enExample) | 1972-03-10 |
| AU453409B2 (en) | 1974-10-03 |
| IL37227A (en) | 1974-06-30 |
| BE769976A (fr) | 1972-01-14 |
| IL37227A0 (en) | 1971-10-20 |
| DE2134959A1 (de) | 1972-01-27 |
| FR2098429B1 (enExample) | 1978-09-29 |
| AU3114471A (en) | 1973-01-18 |
| GB1347785A (en) | 1974-02-27 |
| NL7109764A (enExample) | 1972-01-18 |
| IT944683B (it) | 1973-04-20 |
| NL157351B (nl) | 1978-07-17 |
| LU63538A1 (enExample) | 1972-04-04 |
| CA949319A (en) | 1974-06-18 |
| ES393256A1 (es) | 1974-10-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |