NO134702B - - Google Patents
Download PDFInfo
- Publication number
- NO134702B NO134702B NO3681/73A NO368173A NO134702B NO 134702 B NO134702 B NO 134702B NO 3681/73 A NO3681/73 A NO 3681/73A NO 368173 A NO368173 A NO 368173A NO 134702 B NO134702 B NO 134702B
- Authority
- NO
- Norway
- Prior art keywords
- heat exchanger
- heating
- temperature
- converters
- gas
- Prior art date
Links
- 230000009467 reduction Effects 0.000 claims abstract description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 7
- 239000007789 gas Substances 0.000 claims description 59
- 238000010438 heat treatment Methods 0.000 claims description 26
- 229930195733 hydrocarbon Natural products 0.000 claims description 21
- 150000002430 hydrocarbons Chemical class 0.000 claims description 21
- 239000000872 buffer Substances 0.000 claims description 18
- 238000000034 method Methods 0.000 claims description 18
- 201000005569 Gout Diseases 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 230000008569 process Effects 0.000 claims description 16
- 238000002485 combustion reaction Methods 0.000 claims description 13
- 230000001172 regenerating effect Effects 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 238000005406 washing Methods 0.000 claims description 3
- 230000009466 transformation Effects 0.000 description 9
- 238000005338 heat storage Methods 0.000 description 4
- 230000000737 periodic effect Effects 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 3
- 239000007800 oxidant agent Substances 0.000 description 3
- 238000002407 reforming Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 239000003546 flue gas Substances 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000008188 pellet Substances 0.000 description 2
- 241001529928 Sphoeroides Species 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 239000011214 refractory ceramic Substances 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 229910001868 water 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
-
- 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
- C21B2100/60—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
-
- 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
- Y02P10/134—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)
- Waste-Gas Treatment And Other Accessory Devices For Furnaces (AREA)
- Fertilizers (AREA)
- Air Supply (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2246885A DE2246885C3 (de) | 1972-09-23 | 1972-09-23 | Anlage zur Reduktion von Eisenerzen im Wege der Direktreduktion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO134702B true NO134702B (xx) | 1976-08-23 |
| NO134702C NO134702C (xx) | 1976-12-01 |
Family
ID=5857260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO3681/73A NO134702C (xx) | 1972-09-23 | 1973-09-20 |
Country Status (21)
| Country | Link |
|---|---|
| US (1) | US3883123A (xx) |
| JP (1) | JPS5438566B2 (xx) |
| AR (1) | AR198428A1 (xx) |
| AT (1) | AT334934B (xx) |
| AU (1) | AU472379B2 (xx) |
| BE (1) | BE804903A (xx) |
| BR (1) | BR7307285D0 (xx) |
| CA (1) | CA1006694A (xx) |
| CH (1) | CH564747A5 (xx) |
| DE (1) | DE2246885C3 (xx) |
| EG (1) | EG11399A (xx) |
| ES (1) | ES417759A1 (xx) |
| FR (1) | FR2200358B1 (xx) |
| GB (1) | GB1400331A (xx) |
| IL (1) | IL42874A (xx) |
| IT (1) | IT993919B (xx) |
| LU (1) | LU68384A1 (xx) |
| NL (1) | NL7312813A (xx) |
| NO (1) | NO134702C (xx) |
| SE (1) | SE386911B (xx) |
| ZA (1) | ZA735422B (xx) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5286402A (en) * | 1976-01-13 | 1977-07-18 | Nippon Kokan Kk <Nkk> | Control method for heat input of boiler utilizing oven-top gas in coke dry quenching equipment |
| GB2084610B (en) * | 1980-09-29 | 1983-10-12 | Woods Jack L | Anodic oxidation of aluminium and aluminum alloys |
| DE3237334A1 (de) * | 1982-10-08 | 1984-04-12 | M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 4200 Oberhausen | Verfahren zum betreiben eines reaktors zur erzeugung von synthesegas und vorrichtung zur durchfuehrung des verfahrens |
| GB2128724B (en) * | 1982-10-12 | 1985-11-13 | British Gas Corp | Heat regenerator |
| DE102012007161A1 (de) | 2012-04-12 | 2013-10-17 | Thyssenkrupp Uhde Gmbh | Verfahren zur Regelung der Temperatur im Verbrennungsofen einer Claus-Anlage |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1201377B (de) * | 1961-11-23 | 1965-09-23 | Huettenwerk Oberhausen Ag | Verfahren und Anlage zur Herstellung von Eisen-schwamm aus Eisenerz in einem Reduktions-schacht mittels Reduktionsgas |
| US3375098A (en) * | 1964-07-22 | 1968-03-26 | Armco Steel Corp | Gaseous reduction of iron ores |
| US3458307A (en) * | 1967-03-07 | 1969-07-29 | Armco Steel Corp | Method of blast furnace reduction of iron ores |
-
1972
- 1972-09-23 DE DE2246885A patent/DE2246885C3/de not_active Expired
-
1973
- 1973-08-01 IL IL42874A patent/IL42874A/xx unknown
- 1973-08-03 AR AR249452A patent/AR198428A1/es active
- 1973-08-09 ZA ZA735422A patent/ZA735422B/xx unknown
- 1973-08-10 ES ES417759A patent/ES417759A1/es not_active Expired
- 1973-08-10 AU AU59141/73A patent/AU472379B2/en not_active Expired
- 1973-09-06 CH CH1281173A patent/CH564747A5/xx not_active IP Right Cessation
- 1973-09-06 FR FR7332121A patent/FR2200358B1/fr not_active Expired
- 1973-09-07 LU LU68384A patent/LU68384A1/xx unknown
- 1973-09-10 GB GB4241473A patent/GB1400331A/en not_active Expired
- 1973-09-10 AT AT782773A patent/AT334934B/de not_active IP Right Cessation
- 1973-09-17 BE BE2053060A patent/BE804903A/xx unknown
- 1973-09-18 NL NL7312813A patent/NL7312813A/xx not_active Application Discontinuation
- 1973-09-18 SE SE7312673A patent/SE386911B/xx unknown
- 1973-09-19 BR BR7285/73A patent/BR7307285D0/pt unknown
- 1973-09-20 IT IT29159/73A patent/IT993919B/it active
- 1973-09-20 EG EG369/73A patent/EG11399A/xx active
- 1973-09-20 NO NO3681/73A patent/NO134702C/no unknown
- 1973-09-21 JP JP10611873A patent/JPS5438566B2/ja not_active Expired
- 1973-09-24 CA CA181,704A patent/CA1006694A/en not_active Expired
- 1973-09-24 US US400058A patent/US3883123A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5438566B2 (xx) | 1979-11-21 |
| DE2246885B2 (de) | 1975-01-23 |
| EG11399A (en) | 1978-03-29 |
| IT993919B (it) | 1975-09-30 |
| ATA782773A (de) | 1976-06-15 |
| ES417759A1 (es) | 1976-02-16 |
| IL42874A (en) | 1975-12-31 |
| JPS4975411A (xx) | 1974-07-22 |
| AR198428A1 (es) | 1974-06-21 |
| SE386911B (sv) | 1976-08-23 |
| LU68384A1 (xx) | 1973-11-12 |
| DE2246885C3 (de) | 1975-08-28 |
| GB1400331A (en) | 1975-07-16 |
| DE2246885A1 (de) | 1974-04-11 |
| AT334934B (de) | 1977-02-10 |
| FR2200358A1 (xx) | 1974-04-19 |
| CA1006694A (en) | 1977-03-15 |
| ZA735422B (en) | 1974-07-31 |
| AU472379B2 (en) | 1976-05-20 |
| IL42874A0 (en) | 1973-11-28 |
| US3883123A (en) | 1975-05-13 |
| NL7312813A (xx) | 1974-03-26 |
| BR7307285D0 (pt) | 1974-08-15 |
| NO134702C (xx) | 1976-12-01 |
| FR2200358B1 (xx) | 1976-05-14 |
| AU5914173A (en) | 1975-02-13 |
| BE804903A (fr) | 1974-01-16 |
| CH564747A5 (xx) | 1975-07-31 |
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