SE412712B - Forfarande och anleggning for framstellning av pulver genom granulering av smelta - Google Patents
Forfarande och anleggning for framstellning av pulver genom granulering av smeltaInfo
- Publication number
- SE412712B SE412712B SE7808028A SE7808028A SE412712B SE 412712 B SE412712 B SE 412712B SE 7808028 A SE7808028 A SE 7808028A SE 7808028 A SE7808028 A SE 7808028A SE 412712 B SE412712 B SE 412712B
- Authority
- SE
- Sweden
- Prior art keywords
- jet
- gas
- granulation
- plant
- powder
- Prior art date
Links
- 238000005469 granulation Methods 0.000 title claims description 26
- 230000003179 granulation Effects 0.000 title claims description 26
- 238000000034 method Methods 0.000 title claims description 11
- 239000000843 powder Substances 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 238000005266 casting Methods 0.000 claims description 11
- 238000001816 cooling Methods 0.000 claims description 7
- 230000000694 effects Effects 0.000 claims description 4
- 239000002245 particle Substances 0.000 claims description 2
- 238000000746 purification Methods 0.000 claims description 2
- 239000010902 straw Substances 0.000 claims description 2
- 239000000155 melt Substances 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- 238000010276 construction Methods 0.000 claims 2
- 238000003723 Smelting Methods 0.000 claims 1
- 238000005194 fractionation Methods 0.000 claims 1
- 229910052742 iron Inorganic materials 0.000 claims 1
- 239000002994 raw material Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000010079 rubber tapping Methods 0.000 claims 1
- 230000007704 transition Effects 0.000 claims 1
- 239000007789 gas Substances 0.000 description 51
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910000997 High-speed steel Inorganic materials 0.000 description 1
- 230000001154 acute effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 239000000112 cooling gas Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000010309 melting process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 229910052756 noble gas Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910000601 superalloy Inorganic materials 0.000 description 1
- 230000032258 transport Effects 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
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
-
- 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
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/088—Fluid nozzles, e.g. angle, distance
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Glanulating (AREA)
Priority Applications (10)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7808028A SE412712B (sv) | 1978-07-21 | 1978-07-21 | Forfarande och anleggning for framstellning av pulver genom granulering av smelta |
| AU48950/79A AU528552B2 (en) | 1978-07-21 | 1979-07-16 | Metal powder from molten material |
| DE7979102441T DE2962800D1 (en) | 1978-07-21 | 1979-07-16 | Method and device for granulating a metal melt so as to produce powder |
| EP79102441A EP0007536B1 (fr) | 1978-07-21 | 1979-07-16 | Procédé et dispositif pour la granulation d'un metal fondu en vue de la production de poudre |
| JP9211279A JPS5518593A (en) | 1978-07-21 | 1979-07-19 | Graining molten product and apparatus therefor |
| ES482659A ES482659A1 (es) | 1978-07-21 | 1979-07-19 | Metodo e instalacion para la granulacion de una masa fundi- da, preferentemente un metal fundido. |
| CA332,296A CA1125964A (fr) | 1978-07-21 | 1979-07-20 | Methode et appareillage pour la fabrication de poudre par granulation d'un metal fondu |
| BR7904670A BR7904670A (pt) | 1978-07-21 | 1979-07-20 | Processo e instalacao para a granulacao de uma carga em fusao |
| US06/113,309 US4385878A (en) | 1978-07-21 | 1980-01-18 | Apparatus for manufacturing a metal powder by granulation of a metal melt |
| US06/237,370 US4382903A (en) | 1978-07-21 | 1981-02-23 | Method for manufacturing a metal powder by granulation of a metal melt |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| SE7808028A SE412712B (sv) | 1978-07-21 | 1978-07-21 | Forfarande och anleggning for framstellning av pulver genom granulering av smelta |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7808028L SE7808028L (sv) | 1980-01-23 |
| SE412712B true SE412712B (sv) | 1980-03-17 |
Family
ID=20335482
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7808028A SE412712B (sv) | 1978-07-21 | 1978-07-21 | Forfarande och anleggning for framstellning av pulver genom granulering av smelta |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US4385878A (fr) |
| EP (1) | EP0007536B1 (fr) |
| JP (1) | JPS5518593A (fr) |
| AU (1) | AU528552B2 (fr) |
| BR (1) | BR7904670A (fr) |
| CA (1) | CA1125964A (fr) |
| DE (1) | DE2962800D1 (fr) |
| ES (1) | ES482659A1 (fr) |
| SE (1) | SE412712B (fr) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE430904C (sv) * | 1980-05-13 | 1986-07-14 | Asea Ab | Rostfritt, ferrit-austenitiskt stal framstellt av pulver |
| EP0192383B1 (fr) * | 1985-02-18 | 1990-12-05 | National Research Development Corporation | Procédé pour la distribution d'un liquide sur un substrat |
| US4778516A (en) * | 1986-11-03 | 1988-10-18 | Gte Laboratories Incorporated | Process to increase yield of fines in gas atomized metal powder |
| US4784302A (en) * | 1986-12-29 | 1988-11-15 | Gte Laboratories Incorporated | Gas atomization melt tube assembly |
| US4780130A (en) * | 1987-07-22 | 1988-10-25 | Gte Laboratories Incorporated | Process to increase yield of fines in gas atomized metal powder using melt overpressure |
| US5190701A (en) * | 1987-12-09 | 1993-03-02 | H.G. Tech Ab | Method and equipment for microatomizing liquids, preferably melts |
| NO165288C (no) * | 1988-12-08 | 1991-01-23 | Elkem As | Silisiumpulver og fremgangsmaate for fremstilling av silisiumpulver. |
| GB0708385D0 (en) * | 2007-05-01 | 2007-06-06 | Atomising Systems Ltd | Method and apparatus for the gas atomisation of molten metal |
| AU2015318566A1 (en) * | 2014-09-21 | 2017-04-06 | Hatch Ltd. | Gas atomization of molten materials using by-product off-gases |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1356780A (en) * | 1917-07-23 | 1920-10-26 | American Magnesium Corp | Apparatus for the manufacture of magnesium powder |
| US2638626A (en) * | 1949-09-29 | 1953-05-19 | Henry A Golwynne | Apparatus for the production of metal powder |
| US3658311A (en) * | 1970-02-19 | 1972-04-25 | Kelsey Hayes Co | Apparatus for making powder metal |
| SE350416B (fr) * | 1971-08-24 | 1972-10-30 | Stora Kopparbergs Bergslags Ab | |
| FI51602C (fi) * | 1973-12-19 | 1977-02-10 | Outokumpu Oy | Tapa ja laite sulan aineen hajottamiseksi kaasumaisen tai höyrymäisen aineen suihkulla. |
| US4047933A (en) * | 1976-06-03 | 1977-09-13 | The International Nickel Company, Inc. | Porosity reduction in inert-gas atomized powders |
| US4080126A (en) * | 1976-12-09 | 1978-03-21 | The International Nickel Company, Inc. | Water atomizer for low oxygen metal powders |
-
1978
- 1978-07-21 SE SE7808028A patent/SE412712B/sv not_active IP Right Cessation
-
1979
- 1979-07-16 EP EP79102441A patent/EP0007536B1/fr not_active Expired
- 1979-07-16 DE DE7979102441T patent/DE2962800D1/de not_active Expired
- 1979-07-16 AU AU48950/79A patent/AU528552B2/en not_active Ceased
- 1979-07-19 JP JP9211279A patent/JPS5518593A/ja active Pending
- 1979-07-19 ES ES482659A patent/ES482659A1/es not_active Expired
- 1979-07-20 CA CA332,296A patent/CA1125964A/fr not_active Expired
- 1979-07-20 BR BR7904670A patent/BR7904670A/pt unknown
-
1980
- 1980-01-18 US US06/113,309 patent/US4385878A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP0007536B1 (fr) | 1982-05-12 |
| AU528552B2 (en) | 1983-05-05 |
| AU4895079A (en) | 1980-01-24 |
| CA1125964A (fr) | 1982-06-22 |
| SE7808028L (sv) | 1980-01-23 |
| DE2962800D1 (en) | 1982-07-01 |
| US4385878A (en) | 1983-05-31 |
| EP0007536A1 (fr) | 1980-02-06 |
| JPS5518593A (en) | 1980-02-08 |
| ES482659A1 (es) | 1980-09-01 |
| BR7904670A (pt) | 1980-04-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NAL | Patent in force |
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| NUG | Patent has lapsed |
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