DE2614342C3 - Verfahren zum Herstellen von Eisenpulver mit faseriger Struktur - Google Patents
Verfahren zum Herstellen von Eisenpulver mit faseriger StrukturInfo
- Publication number
- DE2614342C3 DE2614342C3 DE2614342A DE2614342A DE2614342C3 DE 2614342 C3 DE2614342 C3 DE 2614342C3 DE 2614342 A DE2614342 A DE 2614342A DE 2614342 A DE2614342 A DE 2614342A DE 2614342 C3 DE2614342 C3 DE 2614342C3
- Authority
- DE
- Germany
- Prior art keywords
- reduction
- iron oxides
- sulfur compounds
- iron
- atmosphere
- 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
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 16
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims description 23
- 235000013980 iron oxide Nutrition 0.000 claims description 22
- VBMVTYDPPZVILR-UHFFFAOYSA-N iron(2+);oxygen(2-) Chemical class [O-2].[Fe+2] VBMVTYDPPZVILR-UHFFFAOYSA-N 0.000 claims description 20
- 150000003464 sulfur compounds Chemical class 0.000 claims description 16
- 229910052742 iron Inorganic materials 0.000 claims description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 9
- 239000007789 gas Substances 0.000 claims description 9
- 238000011946 reduction process Methods 0.000 claims description 9
- 229910052717 sulfur Inorganic materials 0.000 claims description 9
- 239000011593 sulfur Substances 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 8
- 239000000835 fiber Substances 0.000 claims description 8
- 239000007858 starting material Substances 0.000 claims description 5
- 239000007787 solid Substances 0.000 claims description 4
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 3
- -1 SO 2 Chemical class 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 239000000843 powder Substances 0.000 claims description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000000969 carrier Substances 0.000 claims description 2
- 239000003610 charcoal Substances 0.000 claims description 2
- 239000003245 coal Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 230000003472 neutralizing effect Effects 0.000 claims description 2
- 230000001590 oxidative effect Effects 0.000 claims description 2
- 238000001556 precipitation Methods 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 1
- 238000010438 heat treatment Methods 0.000 claims 1
- 239000007921 spray Substances 0.000 description 5
- 239000003513 alkali Substances 0.000 description 2
- 230000029142 excretion Effects 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical group [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000003112 potassium compounds Chemical class 0.000 description 1
- 230000002123 temporal effect Effects 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
- C21B13/008—Use of special additives or fluxing 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
-
- C—CHEMISTRY; METALLURGY
- C21—METALLURGY OF IRON
- C21B—MANUFACTURE OF IRON OR STEEL
- C21B13/00—Making spongy iron or liquid steel, by direct processes
- C21B13/0066—Preliminary conditioning of the solid carbonaceous reductant
-
- 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
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
- Y10S75/952—Producing fibers, filaments, or whiskers
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Compounds Of Iron (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2614342A DE2614342C3 (de) | 1976-03-31 | 1976-03-31 | Verfahren zum Herstellen von Eisenpulver mit faseriger Struktur |
| JP52003850A JPS6025482B2 (ja) | 1976-03-31 | 1977-01-17 | 鉄粉の製造方法 |
| SE7700656A SE440230B (sv) | 1976-03-31 | 1977-01-21 | Forfaringssett for framstellning av jernpulver samt anvendandet av ett enligt forfarandet framstellt jernpulver |
| GB2781/77A GB1565246A (en) | 1976-03-31 | 1977-01-24 | Process for the production of fibrous iron powders |
| BR7700468A BR7700468A (pt) | 1976-03-31 | 1977-01-26 | Processo para producao de po de ferro |
| FR7703163A FR2346452A1 (fr) | 1976-03-31 | 1977-02-04 | Procede pour la fabrication de poudre de fer |
| CA275,185A CA1079094A (en) | 1976-03-31 | 1977-03-30 | Making iron powder having fiber-like particles |
| US05/931,886 US4213777A (en) | 1976-03-31 | 1978-08-08 | Making iron powder having fiber-like particles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2614342A DE2614342C3 (de) | 1976-03-31 | 1976-03-31 | Verfahren zum Herstellen von Eisenpulver mit faseriger Struktur |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2614342A1 DE2614342A1 (de) | 1977-10-13 |
| DE2614342B2 DE2614342B2 (de) | 1979-09-06 |
| DE2614342C3 true DE2614342C3 (de) | 1985-12-12 |
Family
ID=5974322
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2614342A Expired DE2614342C3 (de) | 1976-03-31 | 1976-03-31 | Verfahren zum Herstellen von Eisenpulver mit faseriger Struktur |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4213777A (OSRAM) |
| JP (1) | JPS6025482B2 (OSRAM) |
| BR (1) | BR7700468A (OSRAM) |
| CA (1) | CA1079094A (OSRAM) |
| DE (1) | DE2614342C3 (OSRAM) |
| FR (1) | FR2346452A1 (OSRAM) |
| GB (1) | GB1565246A (OSRAM) |
| SE (1) | SE440230B (OSRAM) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4318757A (en) * | 1979-05-11 | 1982-03-09 | Tdk Electronics Co., Ltd. | Process for producing ferro-magnetic metal particles |
| JPS5811484B2 (ja) * | 1980-12-04 | 1983-03-03 | 三菱重工業株式会社 | 還元鉄の製造方法 |
| JP2005273770A (ja) * | 2004-03-24 | 2005-10-06 | Advics:Kk | ブレーキ用摩擦材 |
| KR102353960B1 (ko) | 2017-05-18 | 2022-01-20 | 카오카부시키가이샤 | 발열 조성물용 철분 및 그 제조 방법, 그리고 그 철분을 사용한 발열 조성물 및 발열체의 제조 방법 |
| US20250320118A1 (en) * | 2024-04-12 | 2025-10-16 | Peregrine Hydrogen Inc. | Steam sulfurous material reforming and thermochemical cycles related thereto |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR652050A (fr) * | 1928-03-31 | 1929-03-02 | Granular Iron Company | Traitement des minerais de fer et leur équivalent |
| US2809097A (en) * | 1954-06-16 | 1957-10-08 | Pan American Petroleum Corp | Process for preparation of carbonyl sulfide and carbon disulfide |
| FR1262611A (fr) * | 1960-04-07 | 1961-06-05 | Renault | Dispositif de réacteur et réchauffeur de gaz pour réduction directe du protoxyde de fer par l'hydrogène |
| FR1268478A (fr) * | 1960-04-13 | 1961-08-04 | Renault | Procédé de réduction directe du minerai de fer en fer pulvérulent par réducteurs gazeux et appareillage pour la mise en oeuvre de ce procédé |
| US3377156A (en) * | 1965-07-30 | 1968-04-09 | Exxon Research Engineering Co | Process of reducing iron oxide ores with gases containing carbon monoxide |
| GB1219674A (en) * | 1968-10-07 | 1971-01-20 | British Iron Steel Research | Process for the production of iron powder from aman oxide |
| US3583864A (en) * | 1969-05-05 | 1971-06-08 | Pfizer & Co C | Chemical process of producing an iron-copper alloy powder |
| US3902865A (en) * | 1973-06-25 | 1975-09-02 | Us Interior | Fe-Cu duplex metal filaments |
| DE2443978C3 (de) * | 1974-09-12 | 1982-04-15 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Herstellen von Eispulver |
| US4054443A (en) * | 1975-12-22 | 1977-10-18 | Midrex Corporation | Method of preparing iron powder |
-
1976
- 1976-03-31 DE DE2614342A patent/DE2614342C3/de not_active Expired
-
1977
- 1977-01-17 JP JP52003850A patent/JPS6025482B2/ja not_active Expired
- 1977-01-21 SE SE7700656A patent/SE440230B/xx not_active Application Discontinuation
- 1977-01-24 GB GB2781/77A patent/GB1565246A/en not_active Expired
- 1977-01-26 BR BR7700468A patent/BR7700468A/pt unknown
- 1977-02-04 FR FR7703163A patent/FR2346452A1/fr active Granted
- 1977-03-30 CA CA275,185A patent/CA1079094A/en not_active Expired
-
1978
- 1978-08-08 US US05/931,886 patent/US4213777A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| SE7700656L (sv) | 1977-10-01 |
| JPS52120261A (en) | 1977-10-08 |
| CA1079094A (en) | 1980-06-10 |
| DE2614342A1 (de) | 1977-10-13 |
| US4213777A (en) | 1980-07-22 |
| DE2614342B2 (de) | 1979-09-06 |
| SE440230B (sv) | 1985-07-22 |
| FR2346452B1 (OSRAM) | 1980-06-06 |
| BR7700468A (pt) | 1977-10-18 |
| JPS6025482B2 (ja) | 1985-06-18 |
| FR2346452A1 (fr) | 1977-10-28 |
| GB1565246A (en) | 1980-04-16 |
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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 |