DE3529217A1 - Verfahren zum herstellen eines pulvers - Google Patents
Verfahren zum herstellen eines pulversInfo
- Publication number
- DE3529217A1 DE3529217A1 DE19853529217 DE3529217A DE3529217A1 DE 3529217 A1 DE3529217 A1 DE 3529217A1 DE 19853529217 DE19853529217 DE 19853529217 DE 3529217 A DE3529217 A DE 3529217A DE 3529217 A1 DE3529217 A1 DE 3529217A1
- Authority
- DE
- Germany
- Prior art keywords
- fluid
- gas
- powder
- melt
- preparing
- 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.)
- Granted
Links
- 239000000843 powder Substances 0.000 title claims abstract description 10
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 4
- 239000012530 fluid Substances 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 13
- 239000000155 melt Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 3
- 239000007789 gas Substances 0.000 claims description 13
- 239000011261 inert gas Substances 0.000 claims description 3
- 230000002040 relaxant effect Effects 0.000 claims description 3
- 239000001307 helium Substances 0.000 claims description 2
- 229910052734 helium Inorganic materials 0.000 claims description 2
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 description 9
- 238000007796 conventional method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 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
- 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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/06—Flash distillation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
- B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
- B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nozzles (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853529217 DE3529217A1 (de) | 1985-08-14 | 1985-08-14 | Verfahren zum herstellen eines pulvers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19853529217 DE3529217A1 (de) | 1985-08-14 | 1985-08-14 | Verfahren zum herstellen eines pulvers |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3529217A1 true DE3529217A1 (de) | 1987-02-26 |
| DE3529217C2 DE3529217C2 (enrdf_load_stackoverflow) | 1991-07-11 |
Family
ID=6278547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19853529217 Granted DE3529217A1 (de) | 1985-08-14 | 1985-08-14 | Verfahren zum herstellen eines pulvers |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3529217A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990003358A1 (en) * | 1988-09-30 | 1990-04-05 | Mallinckrodt, Inc. | A process for the production of granular metal soaps |
-
1985
- 1985-08-14 DE DE19853529217 patent/DE3529217A1/de active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS ERMITTELT * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1990003358A1 (en) * | 1988-09-30 | 1990-04-05 | Mallinckrodt, Inc. | A process for the production of granular metal soaps |
| US5164523A (en) * | 1988-09-30 | 1992-11-17 | Mallinckrodt Specialty Chemicals Company | Process for the production of granular metal soap |
Also Published As
| Publication number | Publication date |
|---|---|
| DE3529217C2 (enrdf_load_stackoverflow) | 1991-07-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: LINDE GAS AG, 82049 HOELLRIEGELSKREUTH, DE |