DE2547338C2 - Verfahren und Vorrichtung zum Aktivieren von Metallpulver und dessen Verwendung - Google Patents
Verfahren und Vorrichtung zum Aktivieren von Metallpulver und dessen VerwendungInfo
- Publication number
- DE2547338C2 DE2547338C2 DE2547338A DE2547338A DE2547338C2 DE 2547338 C2 DE2547338 C2 DE 2547338C2 DE 2547338 A DE2547338 A DE 2547338A DE 2547338 A DE2547338 A DE 2547338A DE 2547338 C2 DE2547338 C2 DE 2547338C2
- Authority
- DE
- Germany
- Prior art keywords
- powder
- conveyor
- electrodes
- chamber
- treatment zone
- 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
- 239000000843 powder Substances 0.000 title claims description 61
- 238000000034 method Methods 0.000 title claims description 27
- 229910052751 metal Inorganic materials 0.000 title claims description 13
- 239000002184 metal Substances 0.000 title claims description 13
- 230000003213 activating effect Effects 0.000 title claims description 3
- 239000002245 particle Substances 0.000 claims description 16
- 229910045601 alloy Inorganic materials 0.000 claims description 9
- 239000000956 alloy Substances 0.000 claims description 9
- 230000001590 oxidative effect Effects 0.000 claims description 7
- 230000004913 activation Effects 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 230000004044 response Effects 0.000 claims description 3
- 238000010183 spectrum analysis Methods 0.000 claims 1
- 208000028659 discharge Diseases 0.000 description 25
- 238000005245 sintering Methods 0.000 description 16
- 239000007789 gas Substances 0.000 description 8
- 238000010438 heat treatment Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 8
- 230000008859 change Effects 0.000 description 7
- 238000001994 activation Methods 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 4
- 239000011261 inert gas Substances 0.000 description 4
- 150000002500 ions Chemical class 0.000 description 4
- 238000010849 ion bombardment Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004320 controlled atmosphere Methods 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000009770 conventional sintering Methods 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000000414 obstructive effect Effects 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/14—Treatment of metallic powder
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Powder Metallurgy (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12171074A JPS5645968B2 (Direct) | 1974-10-22 | 1974-10-22 | |
| JP13785774A JPS5645962B2 (Direct) | 1974-11-30 | 1974-11-30 | |
| JP13922974A JPS5646521B2 (Direct) | 1974-12-02 | 1974-12-02 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2547338A1 DE2547338A1 (de) | 1976-04-29 |
| DE2547338C2 true DE2547338C2 (de) | 1985-04-18 |
Family
ID=27314303
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2547338A Expired DE2547338C2 (de) | 1974-10-22 | 1975-10-22 | Verfahren und Vorrichtung zum Aktivieren von Metallpulver und dessen Verwendung |
Country Status (2)
| Country | Link |
|---|---|
| DE (1) | DE2547338C2 (Direct) |
| FR (1) | FR2289280A1 (Direct) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994012273A1 (en) * | 1992-12-03 | 1994-06-09 | Plasmacarb Inc. | Apparatus and process for the treatment of powder particles for modifying the surface properties of the individual particles |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4056368A (en) * | 1976-02-04 | 1977-11-01 | Kelsey-Hayes Company | Method and apparatus for degassing gas contaminated particulate material |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3598566A (en) * | 1967-04-26 | 1971-08-10 | Inoue K | Powder activation |
-
1975
- 1975-10-22 FR FR7532355A patent/FR2289280A1/fr active Granted
- 1975-10-22 DE DE2547338A patent/DE2547338C2/de not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994012273A1 (en) * | 1992-12-03 | 1994-06-09 | Plasmacarb Inc. | Apparatus and process for the treatment of powder particles for modifying the surface properties of the individual particles |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2289280A1 (fr) | 1976-05-28 |
| DE2547338A1 (de) | 1976-04-29 |
| FR2289280B1 (Direct) | 1981-02-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |