DE3928436C1 - - Google Patents
Info
- Publication number
- DE3928436C1 DE3928436C1 DE19893928436 DE3928436A DE3928436C1 DE 3928436 C1 DE3928436 C1 DE 3928436C1 DE 19893928436 DE19893928436 DE 19893928436 DE 3928436 A DE3928436 A DE 3928436A DE 3928436 C1 DE3928436 C1 DE 3928436C1
- Authority
- DE
- Germany
- Prior art keywords
- production
- areas
- sheet metal
- pressed
- filled
- 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 - Fee Related
Links
- 239000000463 material Substances 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 25
- 238000004519 manufacturing process Methods 0.000 claims description 14
- 239000000843 powder Substances 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 11
- 238000001125 extrusion Methods 0.000 claims description 10
- 238000007747 plating Methods 0.000 claims description 10
- 239000002131 composite material Substances 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000002775 capsule Substances 0.000 claims description 8
- 238000003825 pressing Methods 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 230000006835 compression Effects 0.000 claims description 4
- 238000007906 compression Methods 0.000 claims description 4
- 238000000137 annealing Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims 2
- 239000000161 steel melt Substances 0.000 claims 1
- 238000009692 water atomization Methods 0.000 claims 1
- 238000011049 filling Methods 0.000 description 9
- 239000012876 carrier material Substances 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 235000012438 extruded product Nutrition 0.000 description 2
- 238000000462 isostatic pressing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 238000012993 chemical processing Methods 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005204 segregation Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000007514 turning Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- B22F3/20—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces by extruding
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Composite Materials (AREA)
- Materials Engineering (AREA)
- Powder Metallurgy (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893928436 DE3928436C1 (enrdf_load_stackoverflow) | 1989-08-24 | 1989-08-24 | |
| EP90250212A EP0414332A1 (de) | 1989-08-24 | 1990-08-16 | Verfahren zur Herstellung plattierter Blöcke und Profile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893928436 DE3928436C1 (enrdf_load_stackoverflow) | 1989-08-24 | 1989-08-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3928436C1 true DE3928436C1 (enrdf_load_stackoverflow) | 1991-04-18 |
Family
ID=6388052
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19893928436 Expired - Fee Related DE3928436C1 (enrdf_load_stackoverflow) | 1989-08-24 | 1989-08-24 |
Country Status (2)
| Country | Link |
|---|---|
| EP (1) | EP0414332A1 (enrdf_load_stackoverflow) |
| DE (1) | DE3928436C1 (enrdf_load_stackoverflow) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2262400A1 (de) * | 1972-12-15 | 1974-06-27 | Mannesmann Ag | Verfahren zum herstellen von mehrschichtigen formkoerpern mit vollem oder hohlem querschnitt |
| US4353155A (en) * | 1980-06-25 | 1982-10-12 | Hillebrand Arthur N | Method for manufacturing composite powder metal parts |
| DE3643016C1 (de) * | 1986-12-12 | 1987-08-13 | Mannesmann Ag | Verfahren zur Herstellung von Bloecken oder Profilen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1758080C3 (de) * | 1968-03-29 | 1973-11-29 | John Northville Mich. Haller (V.St.A.) | Verfahren zur pulvermetallurgischen Herstellung stranggepresster Verbund korper |
| DE2462747C2 (de) * | 1974-04-19 | 1984-02-23 | Nyby Bruk AB, Nybybruk | Strangpreßbolzen zur pulvermetallurgischen Herstellung von Rohren aus rostfreieem Stahl |
| DE3009882C2 (de) * | 1980-03-14 | 1985-10-03 | Nyby Uddeholm AB, Torshälla | Strangpreßbolzen für die pulvermetallurgische Herstellung von Verbundrohren |
| JPS58192942U (ja) * | 1982-06-17 | 1983-12-22 | 日本ピストンリング株式会社 | すべり軸受 |
-
1989
- 1989-08-24 DE DE19893928436 patent/DE3928436C1/de not_active Expired - Fee Related
-
1990
- 1990-08-16 EP EP90250212A patent/EP0414332A1/de not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2262400A1 (de) * | 1972-12-15 | 1974-06-27 | Mannesmann Ag | Verfahren zum herstellen von mehrschichtigen formkoerpern mit vollem oder hohlem querschnitt |
| US4353155A (en) * | 1980-06-25 | 1982-10-12 | Hillebrand Arthur N | Method for manufacturing composite powder metal parts |
| DE3643016C1 (de) * | 1986-12-12 | 1987-08-13 | Mannesmann Ag | Verfahren zur Herstellung von Bloecken oder Profilen |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0414332A1 (de) | 1991-02-27 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of the examined application without publication of unexamined application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |