DE1303614B - - Google Patents
Info
- Publication number
- DE1303614B DE1303614B DE19671303614D DE1303614DA DE1303614B DE 1303614 B DE1303614 B DE 1303614B DE 19671303614 D DE19671303614 D DE 19671303614D DE 1303614D A DE1303614D A DE 1303614DA DE 1303614 B DE1303614 B DE 1303614B
- Authority
- DE
- Germany
- Prior art keywords
- reduction
- furnace
- carbon
- reducing agent
- excess
- 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
- 230000009467 reduction Effects 0.000 claims description 31
- 229910052799 carbon Inorganic materials 0.000 claims description 30
- 239000003638 chemical reducing agent Substances 0.000 claims description 30
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 29
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 28
- 229910052742 iron Inorganic materials 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 14
- 239000007789 gas Substances 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 8
- 230000008569 process Effects 0.000 claims description 8
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 7
- 229910052717 sulfur Inorganic materials 0.000 claims description 7
- 239000011593 sulfur Substances 0.000 claims description 7
- 238000010438 heat treatment Methods 0.000 claims description 6
- 239000003795 chemical substances by application Substances 0.000 claims description 5
- 238000002844 melting Methods 0.000 claims description 3
- 230000008018 melting Effects 0.000 claims description 3
- 239000000654 additive Substances 0.000 claims description 2
- 239000003077 lignite Substances 0.000 claims description 2
- 239000000571 coke Substances 0.000 claims 1
- 230000003009 desulfurizing effect Effects 0.000 claims 1
- 239000003245 coal Substances 0.000 description 10
- 239000000470 constituent Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 229910052751 metal Inorganic materials 0.000 description 4
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 239000008188 pellet Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 2
- 230000004992 fission Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000001465 metallisation Methods 0.000 description 2
- 238000010405 reoxidation reaction Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003608 fece Anatomy 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000010871 livestock manure Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003039 volatile agent Substances 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
- C21B13/08—Making spongy iron or liquid steel, by direct processes in rotary furnaces
-
- 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)
- Manufacture Of Iron (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEM0074144 | 1967-05-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1303614B true DE1303614B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1973-03-01 |
Family
ID=7315480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19671303614D Pending DE1303614B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1967-05-27 | 1967-05-27 |
Country Status (10)
-
1967
- 1967-05-27 DE DE19671303614D patent/DE1303614B/de active Pending
-
1968
- 1968-04-19 ES ES352904A patent/ES352904A1/es not_active Expired
- 1968-04-27 NO NO1643/68A patent/NO124038B/no unknown
- 1968-04-30 GB GB20491/68A patent/GB1222123A/en not_active Expired
- 1968-05-13 AT AT461068A patent/AT318668B/de not_active IP Right Cessation
- 1968-05-21 SE SE06893/68A patent/SE347289B/xx unknown
- 1968-05-24 BE BE715679D patent/BE715679A/xx unknown
- 1968-05-27 FR FR1564446D patent/FR1564446A/fr not_active Expired
- 1968-05-27 BG BG010036A patent/BG16456A3/bg unknown
- 1968-05-27 NL NL6807457A patent/NL6807457A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| BG16456A3 (bg) | 1972-11-20 |
| NL6807457A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-11-28 |
| GB1222123A (en) | 1971-02-10 |
| SE347289B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-07-31 |
| BE715679A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1968-10-16 |
| AT318668B (de) | 1974-11-11 |
| ES352904A1 (es) | 1969-09-01 |
| FR1564446A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1969-04-18 |
| NO124038B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1972-02-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B1 | Publication of the examined application without previous publication of unexamined application |