JPS62297406A - 球状化還元鉄粉の製造方法 - Google Patents
球状化還元鉄粉の製造方法Info
- Publication number
- JPS62297406A JPS62297406A JP61138117A JP13811786A JPS62297406A JP S62297406 A JPS62297406 A JP S62297406A JP 61138117 A JP61138117 A JP 61138117A JP 13811786 A JP13811786 A JP 13811786A JP S62297406 A JPS62297406 A JP S62297406A
- Authority
- JP
- Japan
- Prior art keywords
- powder
- iron powder
- particles
- iron
- residual oxygen
- 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.)
- Granted
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 84
- 239000000843 powder Substances 0.000 title claims abstract description 41
- 238000004519 manufacturing process Methods 0.000 title claims description 8
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 11
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 239000001301 oxygen Substances 0.000 claims abstract description 11
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 11
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims abstract description 10
- 239000011802 pulverized particle Substances 0.000 claims description 7
- 238000010304 firing Methods 0.000 claims description 4
- 239000002245 particle Substances 0.000 abstract description 19
- 239000002994 raw material Substances 0.000 abstract description 7
- 239000003575 carbonaceous material Substances 0.000 abstract description 4
- 238000000227 grinding Methods 0.000 abstract description 4
- 238000010438 heat treatment Methods 0.000 abstract description 2
- 238000001354 calcination Methods 0.000 abstract 2
- 238000000034 method Methods 0.000 description 12
- 238000009826 distribution Methods 0.000 description 4
- 238000007873 sieving Methods 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000635 electron micrograph Methods 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000000137 annealing Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 238000011946 reduction process Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
Classifications
-
- 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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
Landscapes
- Developing Agents For Electrophotography (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61138117A JPS62297406A (ja) | 1986-06-16 | 1986-06-16 | 球状化還元鉄粉の製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61138117A JPS62297406A (ja) | 1986-06-16 | 1986-06-16 | 球状化還元鉄粉の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS62297406A true JPS62297406A (ja) | 1987-12-24 |
| JPH0355521B2 JPH0355521B2 (enrdf_load_stackoverflow) | 1991-08-23 |
Family
ID=15214357
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61138117A Granted JPS62297406A (ja) | 1986-06-16 | 1986-06-16 | 球状化還元鉄粉の製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62297406A (enrdf_load_stackoverflow) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02243701A (ja) * | 1989-03-17 | 1990-09-27 | Daido Steel Co Ltd | 金属粉末の処理方法 |
| JPH02263901A (ja) * | 1989-04-04 | 1990-10-26 | Daido Steel Co Ltd | 金属射出成形用粉末およびその製造法 |
| US6629838B1 (en) | 1999-03-02 | 2003-10-07 | David Steyn Van Vuuren | Endothermic heat treatment of solids loaded on trolleys moving in a kiln |
| CN105312557A (zh) * | 2015-12-04 | 2016-02-10 | 武汉钢铁(集团)公司 | 一种应用于生产软磁铁粉芯的还原铁粉 |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52111403A (en) * | 1976-03-15 | 1977-09-19 | Daido Steel Co Ltd | Stainless alloy steel powder with minimum contamination and process for production thereof |
| JPS5745802A (en) * | 1980-09-01 | 1982-03-16 | Lange Int Sa | Clamp of sports shoes |
-
1986
- 1986-06-16 JP JP61138117A patent/JPS62297406A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52111403A (en) * | 1976-03-15 | 1977-09-19 | Daido Steel Co Ltd | Stainless alloy steel powder with minimum contamination and process for production thereof |
| JPS5745802A (en) * | 1980-09-01 | 1982-03-16 | Lange Int Sa | Clamp of sports shoes |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02243701A (ja) * | 1989-03-17 | 1990-09-27 | Daido Steel Co Ltd | 金属粉末の処理方法 |
| JPH02263901A (ja) * | 1989-04-04 | 1990-10-26 | Daido Steel Co Ltd | 金属射出成形用粉末およびその製造法 |
| US6629838B1 (en) | 1999-03-02 | 2003-10-07 | David Steyn Van Vuuren | Endothermic heat treatment of solids loaded on trolleys moving in a kiln |
| CN105312557A (zh) * | 2015-12-04 | 2016-02-10 | 武汉钢铁(集团)公司 | 一种应用于生产软磁铁粉芯的还原铁粉 |
| CN105312557B (zh) * | 2015-12-04 | 2017-10-24 | 武汉钢铁有限公司 | 一种应用于生产软磁铁粉芯的还原铁粉 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0355521B2 (enrdf_load_stackoverflow) | 1991-08-23 |
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