SE446696B - Forfarande for konsolidering av pulvermetaller - Google Patents
Forfarande for konsolidering av pulvermetallerInfo
- Publication number
- SE446696B SE446696B SE7902948A SE7902948A SE446696B SE 446696 B SE446696 B SE 446696B SE 7902948 A SE7902948 A SE 7902948A SE 7902948 A SE7902948 A SE 7902948A SE 446696 B SE446696 B SE 446696B
- Authority
- SE
- Sweden
- Prior art keywords
- mold
- powder
- refractory
- container
- graphite
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 22
- 239000002184 metal Substances 0.000 title claims description 16
- 229910052751 metal Inorganic materials 0.000 title claims description 16
- 150000002739 metals Chemical class 0.000 title claims description 3
- 238000007596 consolidation process Methods 0.000 title description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 40
- 239000000843 powder Substances 0.000 claims description 37
- 229910002804 graphite Inorganic materials 0.000 claims description 30
- 239000010439 graphite Substances 0.000 claims description 30
- 239000011521 glass Substances 0.000 claims description 26
- 238000005245 sintering Methods 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 6
- 230000003647 oxidation Effects 0.000 claims description 5
- 238000007254 oxidation reaction Methods 0.000 claims description 5
- 239000000203 mixture Substances 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 2
- 230000007423 decrease Effects 0.000 claims 1
- 238000000280 densification Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 claims 1
- 230000001590 oxidative effect Effects 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 description 7
- 239000004927 clay Substances 0.000 description 5
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- RZVAJINKPMORJF-UHFFFAOYSA-N Acetaminophen Chemical compound CC(=O)NC1=CC=C(O)C=C1 RZVAJINKPMORJF-UHFFFAOYSA-N 0.000 description 2
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000005297 pyrex Substances 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 229910001315 Tool steel Inorganic materials 0.000 description 1
- 230000003213 activating effect Effects 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 239000003610 charcoal Chemical group 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000000571 coke Chemical group 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- -1 for example Chemical compound 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 235000015243 ice cream Nutrition 0.000 description 1
- 238000000462 isostatic pressing Methods 0.000 description 1
- 238000005555 metalworking Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000003208 petroleum Chemical group 0.000 description 1
- 239000012255 powdered metal Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 239000011819 refractory material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-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
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F3/15—Hot isostatic pressing
-
- 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
- B22F3/10—Sintering only
-
- 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
- B22F3/10—Sintering only
- B22F2003/1042—Sintering only with support for articles to be sintered
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/893,276 US4227927A (en) | 1978-04-05 | 1978-04-05 | Powder metallurgy |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7902948L SE7902948L (sv) | 1979-10-06 |
| SE446696B true SE446696B (sv) | 1986-10-06 |
Family
ID=25401312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7902948A SE446696B (sv) | 1978-04-05 | 1979-04-03 | Forfarande for konsolidering av pulvermetaller |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4227927A (de) |
| CA (1) | CA1108370A (de) |
| DE (1) | DE2913623C3 (de) |
| FR (1) | FR2421704A1 (de) |
| GB (1) | GB2018296B (de) |
| SE (1) | SE446696B (de) |
Families Citing this family (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3040771A1 (de) * | 1980-10-29 | 1982-05-27 | Elektroschmelzwerk Kempten GmbH, 8000 München | Verfahren zur herstellung von praktisch porenfreien, polykristallinen formkoerpern duch isostatisches heisspressen in glashuellen |
| US4407775A (en) * | 1981-04-27 | 1983-10-04 | The United States Of America As Represented By The Secretary Of The Interior | Pressureless consolidation of metallic powders |
| SE8204133L (sv) * | 1982-07-05 | 1984-01-06 | Nyby Uddeholm Ab | Pressning med sneva toleranser |
| US4640711A (en) * | 1983-09-26 | 1987-02-03 | Metals Ltd. | Method of object consolidation employing graphite particulate |
| US4539175A (en) * | 1983-09-26 | 1985-09-03 | Metal Alloys Inc. | Method of object consolidation employing graphite particulate |
| US4564501A (en) * | 1984-07-05 | 1986-01-14 | The United States Of America As Represented By The Secretary Of The Navy | Applying pressure while article cools |
| US4667497A (en) * | 1985-10-08 | 1987-05-26 | Metals, Ltd. | Forming of workpiece using flowable particulate |
| US4693863A (en) * | 1986-04-09 | 1987-09-15 | Carpenter Technology Corporation | Process and apparatus to simultaneously consolidate and reduce metal powders |
| US4853178A (en) * | 1988-11-17 | 1989-08-01 | Ceracon, Inc. | Electrical heating of graphite grain employed in consolidation of objects |
| US4933140A (en) * | 1988-11-17 | 1990-06-12 | Ceracon, Inc. | Electrical heating of graphite grain employed in consolidation of objects |
| US5294382A (en) * | 1988-12-20 | 1994-03-15 | Superior Graphite Co. | Method for control of resistivity in electroconsolidation of a preformed particulate workpiece |
| US5051218A (en) * | 1989-02-10 | 1991-09-24 | The Regents Of The University Of California | Method for localized heating and isostatically pressing of glass encapsulated materials |
| US4915605A (en) * | 1989-05-11 | 1990-04-10 | Ceracon, Inc. | Method of consolidation of powder aluminum and aluminum alloys |
| US5165592A (en) * | 1992-03-31 | 1992-11-24 | J & L Plate, Inc. | Method of making refiner plate bars |
| US5900208A (en) * | 1995-10-10 | 1999-05-04 | Centorr/Vacuum Industries, Inc. | High-temperature flowable sintering bath and method of using same |
| US6778936B2 (en) | 2000-03-08 | 2004-08-17 | J & L Fiber Services, Inc. | Consistency determining method and system |
| US6502774B1 (en) | 2000-03-08 | 2003-01-07 | J + L Fiber Services, Inc. | Refiner disk sensor and sensor refiner disk |
| US6752165B2 (en) | 2000-03-08 | 2004-06-22 | J & L Fiber Services, Inc. | Refiner control method and system |
| US6938843B2 (en) | 2001-03-06 | 2005-09-06 | J & L Fiber Services, Inc. | Refiner control method and system |
| US20050147520A1 (en) * | 2003-12-31 | 2005-07-07 | Guido Canzona | Method for improving the ductility of high-strength nanophase alloys |
| US7104480B2 (en) * | 2004-03-23 | 2006-09-12 | J&L Fiber Services, Inc. | Refiner sensor and coupling arrangement |
| US9475118B2 (en) | 2012-05-01 | 2016-10-25 | United Technologies Corporation | Metal powder casting |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3284195A (en) * | 1963-06-26 | 1966-11-08 | John M Googin | Method of fabricating articles from powders |
| GB1087400A (en) | 1964-01-03 | 1967-10-18 | Super Temp Corp | Method and apparatus for consolidation of powdered materials and articles of manufacture produced therefrom |
| US3419935A (en) * | 1966-12-19 | 1969-01-07 | Atomic Energy Commission Usa | Hot-isostatic-pressing apparatus |
| US3455682A (en) * | 1967-07-31 | 1969-07-15 | Du Pont | Isostatic hot pressing of refractory bodies |
| CA855149A (en) | 1968-02-28 | 1970-11-03 | J. Havel Charles | Hot isostatic pressing using a vitreous container |
| GB1238166A (de) | 1968-03-23 | 1971-07-07 | ||
| GB1190123A (en) | 1968-07-09 | 1970-04-29 | Charles Jerome Havel | Hot Isostatic Pressing Using a Vitreous Container |
| DE2035045A1 (en) * | 1970-07-15 | 1972-01-20 | Fitzer E | Sintering of hard powders - under pressure isostatically applied via pulverulent packing |
| DE2034972A1 (en) * | 1970-07-15 | 1972-01-20 | Fitzer E | Protective coatings - formed on metal bodies by sintering under pressure isostatically applied via pulverulent packing |
| US3704508A (en) * | 1971-02-24 | 1972-12-05 | Vincent N Di Giambattista | Process for compacting metallic powders |
| US3700435A (en) * | 1971-03-01 | 1972-10-24 | Crucible Inc | Method for making powder metallurgy shapes |
| US3729971A (en) * | 1971-03-24 | 1973-05-01 | Aluminum Co Of America | Method of hot compacting titanium powder |
| US4041123A (en) * | 1971-04-20 | 1977-08-09 | Westinghouse Electric Corporation | Method of compacting shaped powdered objects |
| US3862840A (en) * | 1972-12-20 | 1975-01-28 | Airco Inc | Process for manufacture of hard and non-deformable alloys without compacting by sintering in the solid-liquid phase |
| NL7300552A (de) * | 1973-01-15 | 1974-07-17 | ||
| US3982934A (en) * | 1974-05-31 | 1976-09-28 | United Technologies Corporation | Method of forming uniform density articles from powder metals |
| SE394178B (sv) * | 1975-02-03 | 1977-06-13 | Asea Ab | Forfarande for varmpressning av pulverkroppar |
| US3992200A (en) * | 1975-04-07 | 1976-11-16 | Crucible Inc. | Method of hot pressing using a getter |
-
1978
- 1978-04-05 US US05/893,276 patent/US4227927A/en not_active Expired - Lifetime
-
1979
- 1979-03-28 CA CA324,334A patent/CA1108370A/en not_active Expired
- 1979-04-03 SE SE7902948A patent/SE446696B/sv not_active IP Right Cessation
- 1979-04-04 GB GB7912835A patent/GB2018296B/en not_active Expired
- 1979-04-04 FR FR7908494A patent/FR2421704A1/fr active Granted
- 1979-04-04 DE DE2913623A patent/DE2913623C3/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2913623B2 (de) | 1980-11-06 |
| CA1108370A (en) | 1981-09-08 |
| GB2018296B (en) | 1982-09-02 |
| US4227927A (en) | 1980-10-14 |
| DE2913623C3 (de) | 1981-08-20 |
| FR2421704B1 (de) | 1985-03-22 |
| GB2018296A (en) | 1979-10-17 |
| DE2913623A1 (de) | 1979-10-11 |
| SE7902948L (sv) | 1979-10-06 |
| FR2421704A1 (fr) | 1979-11-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 7902948-4 Effective date: 19921108 Format of ref document f/p: F |