DE1783089B2 - Process for the production of highly purified metal granulate by electron bombardment and device for carrying out the process. Eliminated from: 1515143 - Google Patents
Process for the production of highly purified metal granulate by electron bombardment and device for carrying out the process. Eliminated from: 1515143Info
- Publication number
- DE1783089B2 DE1783089B2 DE19641783089 DE1783089A DE1783089B2 DE 1783089 B2 DE1783089 B2 DE 1783089B2 DE 19641783089 DE19641783089 DE 19641783089 DE 1783089 A DE1783089 A DE 1783089A DE 1783089 B2 DE1783089 B2 DE 1783089B2
- Authority
- DE
- Germany
- Prior art keywords
- granules
- cooled surface
- cooled
- electron bombardment
- droplets
- 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.)
- Pending
Links
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
- B22F9/10—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 using centrifugal force
-
- 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
- B22F9/14—Making metallic powder or suspensions thereof using physical processes using electric discharge
-
- 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
- B22F2009/084—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 combination of methods
Description
beispielsweise durch den entsprechend geregelten Metall in Tropfen 7, die auf die Wandung U der ge-for example by the correspondingly regulated metal in drops 7, which are deposited on the wall U of the
Kreislauf eines Mediums gekühlt wird, das in den Ka- kühlten Scheibe fallen, erstarren, durch die ^n*™"Circulation of a medium is cooled, which fall into the cold disk, solidify, through the ^ n * ™ "
sten bei 41 eintritt und aus demselben bei 4, austritt. mitgenommen und kräftig gegen die kalte Wandungmost at 4 1 enters and from the same at 4, exits. taken and strong against the cold wall
Senkrecht unterhalb des unteren Randes der Wan- 12 geschleudert werden. Durch den Aufprall werdenCan be thrown vertically below the lower edge of the wall 12. Be by the impact
dung S ist ein Sammelbehälter 6 angeordnet. 5 sie zu festen, feinen Granalien 14, welche in die bam-Dung S, a collecting container 6 is arranged. 5 them into firm, fine granules 14, which in the bam-
Unter der Wirkung der aus der Kanone 1 austreten- melbehälter 13 fallen. .Under the effect of the melter containers 13 emerging from the cannon 1 fall. .
den Elektronen, welche die Vorderseite3' des Ab- Gemäß Fig.3 sendet die Elektronenkanone^ einthe electrons, which the front 3 'of the Ab- According to Fig.3 sends the electron gun ^ a
schmelzbarrens 3 beaufschlagen, fallen die Tropf- Elektronenbündel 2 aus, das einen längs seiner AcnseWhen melt bar 3 is applied, the drop electron bundles 2 fall out, one along its axis
chen 7 des geschmolzenen Metalls auf die Oberfläche verschiebbaren Abschmelzbarren 3 beaufschlagt UieChen 7 of the molten metal on the surface displaceable consumable bar 3 is applied to Uie
5 und erstarren zu Granalien 8, die dann unter io vom Schmelzen des Barrens 3 herrührenden lropt-5 and solidify to form granules 8, which then, under io, result from the melting of the ingot 3
Schwerkraftwirkung in den Sammelbehälter 6 fallen. chen 7 fallen bei 8 auf eine zylindrische Wandung 15,The action of gravity falls into the collecting container 6. Chen 7 fall at 8 on a cylindrical wall 15,
Die Granalien 8 können für einen beliebigen Ge- der eine Drehbewegung um ihre Achse erteilt wird,The granules 8 can be given a rotational movement about their axis for any region,
brauch aufbewahrt werden, nachdem sie in an sich Die Wandung 15 ist die Mantelfläche eines Ayün-need to be kept after they are in per se The wall 15 is the outer surface of an Ayün-
bekannter Weise aus dem Rezipienten ausgeschleust ders aus einem die Wärme gut leitenden Metall, inknown way from the recipient ejected from a metal that conducts heat well, in
worden sind. i5 welchem ein Kühlmedium zirkuliert.have been. i 5 which a cooling medium circulates.
F i g. 2 zeigt eine Vorrichtung, mittels welcher man Der Zylinder dreht sich mit geringer Geschwindig-F i g. 2 shows a device by means of which the cylinder rotates at a low speed
äußerst feine Teilchen gewinnen kann, <ki den durch keit und die Tröpfchen 8 lagern sich hintereinandercan win extremely fine particles, <ki den by speed and the droplets 8 are stored one behind the other
das als Atomisation bezeichnete Verfahren gebildeten ab, erstarren und fallen in festem Zustand m einenthe process known as atomization, solidify and fall in a solid state
Teilchen analog sind. Auch diese Vorrichtung weist Sammelbehälter 16.Particles are analog. This device also has collecting containers 16.
die Elektronenkanone 1, den Abschmelzbarren 3 und 20 Zwischen den Tröpfchen soll ein genügender Ab-the electron gun 1, the meltable bars 3 and 20 There should be sufficient space between the droplets.
dessen Vorderseite 3' auf, die im wesentlichen in der stand vorhanden sein, um das Agglomerieren vor demwhose front side 3 'to be present in the stand to the agglomeration in front of the essentially
senkrechten Ebene I-I gehalten wird. Erstarren zu verhindern. Um diesen Abstand untervertical plane I-I is held. Prevent solidification. By this distance below
Ein Motor 9 dreht um die senkrechte Welle 10 eine Steigerung des Taktes der Tröpfchenbildung autrechtwaagerechte
Scheibe 11 mii einer Wandung, durch die zuerhalten, kann dem Zylinder außer seiner urenoeder
Kreislauf eines Kühlmediums führt, das durch in as wegung eine hin- und hergehende Bewegung in der
der Welle 10 ausgesparte Kanäle eingeleitet und ab- Richtung seiner Drehachse gegeben werden
geführt wird. In einem geringen Abstand »4« vom Das Verfahren und die Vorrichtung gemäß der ErRand
der Scheibe ist eine mantelförmig ausgebiktete findung ermöglichen, auf eine einfache Weise Metallsenkrechte
Wandung 12 angeordnet, in deren Innen- granulat für eine spätere Verwendung herzustellen,
raum ebenfalls ein Kühlmedium zirkuliert. Unterhalb 30 beispielsweise zur Herstellung von porösen Körpern
des Spaltes mit der Breite d ist ein Sammelbehälter durch Agglomerierung von Pulver, die z. B. zur Her-13
für die Granalien angeordnet. stellung von elektrischen Kondensatoren aus lantalA motor 9 rotates around the vertical shaft 10 an increase in the rate of the droplet formation the shaft 10 recessed channels are initiated and given from the direction of its axis of rotation
to be led. At a short distance »4« from the disc, a jacket-shaped bent-out invention is arranged, in a simple way, a vertical metal wall 12, in whose inner granules produce a cooling medium for later use, space also circulates . Below 30, for example for the production of porous bodies of the gap with the width d is a collecting container by agglomeration of powder, the z. B. arranged for Her-13 for the granules. production of electrical capacitors from lantalum
Wenn die Vorderseite des Stabes dem Bombarde- und/oder Niobium dienen, oder fur die HerstellungIf the front of the rod is used for bombardment and / or niobium, or for manufacture
ment durch die Elektronen ausgesetzt ist, schmilzt das von Speziallegierungen und fur die Sintermetallurgie.ment by which electrons is exposed, melts that of special alloys and for sintered metallurgy.
Hierzu 1 Blatt Zeichnungen1 sheet of drawings
Claims (7)
Ordnung der gekühlten Oberfläche unterhalb des 15 Wenn man die von einem Abschmelzbarren im Va-Abschmelzbarrens (3) zum Auffangen der herab- kuum abtropfende Schmelze einfach in einen Sammelfallenden Tröpfchen (7) und zum Fördern der ge- behälter fallen ließe, so wurden die Granalien mindebildeten Granalien (8, 14) in einen unterhalb der stens zum Teil zusammenbacken und man erhielte gekühlten Oberfläche angeordneten Sammelbe- nicht das gewünschte Produkt. Es ist die Aufgabe der halter (6.13.16). ao Erfindung, ein Verfahren vorzuschlagen, bei dem man2. Device for carrying out the process z. B. later mixed with other granules, rens according to claim 1, characterized by to produce certain high-purity alloys.
Order of the cooled surface below the 15 If one simply let the drops from a meltable bar in the Va-meltable bar (3) fall into a collecting droplet (7) to collect the melt that drips down and to convey the container, the granules would become at least formed granules (8, 14) in a collecting arranged underneath the mostly partially cooled surface and not the desired product would be obtained. It is the duty of the holder (6.13.16). ao invention to propose a method in which one
Durchfallen der Granalien (14) befindet. Die gekühlte Oberfläche kann die Oberseile eines5. The device according to claim 4, characterized by the arrangement of the cooled surface, characterized in that the component is a rotating below the consumable bar for collecting the disc, which is surrounded by droplets falling from a cooled wall (12) and for conveying the, and that between the edge of the deten granules in a below the cooled disc and the wall there is a gap for the surface collecting container.
The granules (14) fall through. The cooled surface can be the tops of a
chenweise abschmilzt und die Tröpfchen durch einen Unterhalb des Querschnittes 3' ist ein Kasten 4 mitIt is also known to produce granules that can be sewn onto a solid metal cross-section acted upon by the bundle 2 by holding them drip-shirt in the vertical plane II,
little by little melts and the droplets through a bottom of the cross section 3 'is a box 4 with
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR921050A FR1359671A (en) | 1963-01-10 | 1963-01-10 | Method and device for obtaining molten materials, in divided form by electron bombardment, products obtained and their applications |
FR935291A FR84316E (en) | 1963-05-17 | 1963-05-17 | Method and device for obtaining molten materials, in divided form by electron bombardment, products obtained and their applications |
Publications (2)
Publication Number | Publication Date |
---|---|
DE1783089A1 DE1783089A1 (en) | 1971-04-08 |
DE1783089B2 true DE1783089B2 (en) | 1972-10-26 |
Family
ID=26199313
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19641783089 Pending DE1783089B2 (en) | 1963-01-10 | 1964-01-09 | Process for the production of highly purified metal granulate by electron bombardment and device for carrying out the process. Eliminated from: 1515143 |
DE1964S0088989 Pending DE1291842B (en) | 1963-01-10 | 1964-01-09 | Method and device for producing an ingot from purified material by electron bombardment |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1964S0088989 Pending DE1291842B (en) | 1963-01-10 | 1964-01-09 | Method and device for producing an ingot from purified material by electron bombardment |
Country Status (4)
Country | Link |
---|---|
DE (2) | DE1783089B2 (en) |
GB (1) | GB1023427A (en) |
LU (1) | LU45187A1 (en) |
NL (1) | NL6400101A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4689074A (en) * | 1985-07-03 | 1987-08-25 | Iit Research Institute | Method and apparatus for forming ultrafine metal powders |
EP0282604A4 (en) * | 1986-09-19 | 1989-08-09 | Nippon Kokan Kk | Apparatus for producing powder and process for its production. |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2269528A (en) * | 1940-03-30 | 1942-01-13 | Rca Corp | Method of manufacturing metal spheres |
US2739348A (en) * | 1953-10-05 | 1956-03-27 | Western Electric Co | Apparatus for making metal pellets |
AT203731B (en) * | 1956-07-27 | 1959-06-10 | Temescal Metallurgical Corp | Process and device for melting and degassing of materials delivered in divided form |
-
1964
- 1964-01-09 GB GB104264A patent/GB1023427A/en not_active Expired
- 1964-01-09 DE DE19641783089 patent/DE1783089B2/en active Pending
- 1964-01-09 NL NL6400101A patent/NL6400101A/xx unknown
- 1964-01-09 LU LU45187A patent/LU45187A1/xx unknown
- 1964-01-09 DE DE1964S0088989 patent/DE1291842B/en active Pending
Also Published As
Publication number | Publication date |
---|---|
NL6400101A (en) | 1964-07-13 |
LU45187A1 (en) | 1964-05-09 |
DE1783089A1 (en) | 1971-04-08 |
DE1291842B (en) | 1969-04-03 |
GB1023427A (en) | 1966-03-23 |
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