PL113721B1 - Method of manufacturing steel powders of high apparent density - Google Patents
Method of manufacturing steel powders of high apparent density Download PDFInfo
- Publication number
- PL113721B1 PL113721B1 PL1974173529A PL17352974A PL113721B1 PL 113721 B1 PL113721 B1 PL 113721B1 PL 1974173529 A PL1974173529 A PL 1974173529A PL 17352974 A PL17352974 A PL 17352974A PL 113721 B1 PL113721 B1 PL 113721B1
- Authority
- PL
- Poland
- Prior art keywords
- powder
- water
- apparent density
- powders
- distance
- Prior art date
Links
- 239000000843 powder Substances 0.000 title claims description 99
- 229910000831 Steel Inorganic materials 0.000 title claims description 23
- 239000010959 steel Substances 0.000 title claims description 23
- 238000004519 manufacturing process Methods 0.000 title description 5
- 238000000034 method Methods 0.000 claims description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 34
- 238000000137 annealing Methods 0.000 claims description 15
- 230000008569 process Effects 0.000 claims description 10
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 9
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 7
- 239000001301 oxygen Substances 0.000 claims description 7
- 229910052760 oxygen Inorganic materials 0.000 claims description 7
- 238000000465 moulding Methods 0.000 claims description 3
- 238000000227 grinding Methods 0.000 description 15
- 230000002093 peripheral effect Effects 0.000 description 6
- 230000009467 reduction Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000005507 spraying Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 3
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 229910044991 metal oxide Inorganic materials 0.000 description 2
- 150000004706 metal oxides Chemical class 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000000717 retained effect Effects 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 229910052752 metalloid Inorganic materials 0.000 description 1
- 150000002738 metalloids Chemical class 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000000161 steel melt Substances 0.000 description 1
- 238000009692 water atomization Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US389603A US3900309A (en) | 1973-08-16 | 1973-08-16 | Process for the production of high apparent density water atomized steel powders |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| PL113721B1 true PL113721B1 (en) | 1980-12-31 |
Family
ID=23538940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PL1974173529A PL113721B1 (en) | 1973-08-16 | 1974-08-16 | Method of manufacturing steel powders of high apparent density |
Country Status (19)
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2806716C3 (de) * | 1978-02-14 | 1985-08-29 | Mannesmann AG, 4000 Düsseldorf | Verfahren zum Herstellen von Eisenpulver |
| US4220689A (en) * | 1979-01-26 | 1980-09-02 | Armco Inc. | Galling resistant austenitic stainless steel powder product |
| US4385929A (en) * | 1981-06-19 | 1983-05-31 | Sumitomo Metal Industries Limited | Method and apparatus for production of metal powder |
| IT1192991B (it) * | 1981-09-15 | 1988-05-26 | Bruss Polt I | Procedimento per la fabbricazione di fibre metalliche ed apparecchiatura per la sua attuazione |
| JPS59500421A (ja) * | 1982-03-25 | 1984-03-15 | ベロルススキ− ポリチエフニチエスキ− インスチツ−ト | 金属繊維を作る方法およびこの方法を行うための装置 |
| CA1192362A (en) * | 1982-08-10 | 1985-08-27 | Brunswick Mining And Smelting Corporation Limited | Wet zinc dust atomization and distribution |
| US4602953A (en) * | 1985-03-13 | 1986-07-29 | Fine Particle Technology Corp. | Particulate material feedstock, use of said feedstock and product |
| US4627959A (en) * | 1985-06-18 | 1986-12-09 | Inco Alloys International, Inc. | Production of mechanically alloyed powder |
| JPS646145U (enrdf_load_stackoverflow) * | 1987-06-29 | 1989-01-13 | ||
| DE69314438T2 (de) * | 1992-11-30 | 1998-05-14 | Sumitomo Electric Industries | Niedrig legierter Sinterstahl und Verfahren zu dessen Herstellung |
| SE9602835D0 (sv) * | 1996-07-22 | 1996-07-22 | Hoeganaes Ab | Process for the preparation of an iron-based powder |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3325277A (en) * | 1965-02-01 | 1967-06-13 | Smith Corp A O | Method of making metal powder |
| US3597188A (en) * | 1968-08-23 | 1971-08-03 | Domtar Ltd | Method of making high density iron powder |
| US3668024A (en) * | 1969-10-07 | 1972-06-06 | Smith Inland A O | Method of annealing metal powder |
| US3687654A (en) * | 1971-03-10 | 1972-08-29 | Smith Inland A O | Method of making alloy steel powder |
| SE350770B (enrdf_load_stackoverflow) * | 1971-05-14 | 1972-11-06 | Hoeganaes Ab | |
| US3725142A (en) * | 1971-08-23 | 1973-04-03 | Smith A Inland Inc | Atomized steel powder having improved hardenability |
-
1973
- 1973-08-16 US US389603A patent/US3900309A/en not_active Expired - Lifetime
-
1974
- 1974-07-31 AR AR254976A patent/AR201605A1/es active
- 1974-08-06 GB GB3465074A patent/GB1475421A/en not_active Expired
- 1974-08-08 BE BE147425A patent/BE818640A/xx unknown
- 1974-08-13 SE SE7410336A patent/SE7410336L/xx unknown
- 1974-08-13 FR FR7428096A patent/FR2245439B1/fr not_active Expired
- 1974-08-13 JP JP9206674A patent/JPS5737641B2/ja not_active Expired
- 1974-08-13 DE DE2438841A patent/DE2438841A1/de not_active Ceased
- 1974-08-14 IT IT69548/74A patent/IT1016831B/it active
- 1974-08-14 ES ES429260A patent/ES429260A1/es not_active Expired
- 1974-08-14 BR BR6686/74A patent/BR7406686D0/pt unknown
- 1974-08-15 NO NO742934A patent/NO142337C/no unknown
- 1974-08-15 DD DD180521A patent/DD113314A5/xx unknown
- 1974-08-15 CA CA207,148A patent/CA1041324A/en not_active Expired
- 1974-08-15 HU HU74UE53A patent/HU178361B/hu unknown
- 1974-08-15 CS CS745721A patent/CS204987B2/cs unknown
- 1974-08-16 YU YU02245/74A patent/YU224574A/xx unknown
- 1974-08-16 NL NL7411023A patent/NL7411023A/xx not_active Application Discontinuation
- 1974-08-16 PL PL1974173529A patent/PL113721B1/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ES429260A1 (es) | 1976-08-16 |
| HU178361B (en) | 1982-04-28 |
| BE818640A (fr) | 1975-02-10 |
| FR2245439B1 (enrdf_load_stackoverflow) | 1978-09-22 |
| AR201605A1 (es) | 1975-03-31 |
| NO742934L (enrdf_load_stackoverflow) | 1975-03-17 |
| DE2438841A1 (de) | 1975-02-27 |
| JPS5064149A (enrdf_load_stackoverflow) | 1975-05-31 |
| NO142337B (no) | 1980-04-28 |
| GB1475421A (en) | 1977-06-01 |
| FR2245439A1 (enrdf_load_stackoverflow) | 1975-04-25 |
| SE7410336L (sv) | 1975-02-17 |
| AU7153474A (en) | 1976-01-29 |
| BR7406686D0 (pt) | 1975-05-27 |
| JPS5737641B2 (enrdf_load_stackoverflow) | 1982-08-11 |
| NO142337C (no) | 1980-08-06 |
| CS204987B2 (en) | 1981-04-30 |
| YU224574A (en) | 1982-02-28 |
| US3900309A (en) | 1975-08-19 |
| CA1041324A (en) | 1978-10-31 |
| IT1016831B (it) | 1977-06-20 |
| DD113314A5 (enrdf_load_stackoverflow) | 1975-06-05 |
| NL7411023A (nl) | 1975-02-18 |
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