DE1458174A1 - Process for the production of powders and granulates from metals and other meltable or vaporizable substances and device for carrying out this process - Google Patents
Process for the production of powders and granulates from metals and other meltable or vaporizable substances and device for carrying out this processInfo
- Publication number
- DE1458174A1 DE1458174A1 DE19631458174 DE1458174A DE1458174A1 DE 1458174 A1 DE1458174 A1 DE 1458174A1 DE 19631458174 DE19631458174 DE 19631458174 DE 1458174 A DE1458174 A DE 1458174A DE 1458174 A1 DE1458174 A1 DE 1458174A1
- Authority
- DE
- Germany
- Prior art keywords
- dia
- daa
- tin
- pot
- old
- 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
- 238000000034 method Methods 0.000 title claims description 21
- 239000008187 granular material Substances 0.000 title claims description 5
- 239000000843 powder Substances 0.000 title description 6
- 238000004519 manufacturing process Methods 0.000 title description 5
- 229910052751 metal Inorganic materials 0.000 title description 5
- 239000002184 metal Substances 0.000 title description 5
- 150000002739 metals Chemical class 0.000 title description 5
- 239000000126 substance Substances 0.000 title description 3
- 239000000463 material Substances 0.000 claims description 34
- 239000007789 gas Substances 0.000 claims description 16
- 238000001704 evaporation Methods 0.000 claims description 5
- 230000008020 evaporation Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 230000007935 neutral effect Effects 0.000 claims description 3
- 230000001590 oxidative effect Effects 0.000 claims description 3
- 230000001603 reducing effect Effects 0.000 claims description 3
- 239000002826 coolant Substances 0.000 claims description 2
- 239000012530 fluid Substances 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 claims description 2
- 230000008018 melting Effects 0.000 claims description 2
- 238000002844 melting Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims 4
- 101150082527 ALAD gene Proteins 0.000 claims 1
- 235000016299 Canarium odontophyllum Nutrition 0.000 claims 1
- 244000001582 Canarium odontophyllum Species 0.000 claims 1
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 claims 1
- 241000427843 Zuata Species 0.000 claims 1
- HUMHYXGDUOGHTG-HEZXSMHISA-N alpha-D-GalpNAc-(1->3)-[alpha-L-Fucp-(1->2)]-D-Galp Chemical compound O[C@H]1[C@H](O)[C@H](O)[C@H](C)O[C@H]1O[C@@H]1[C@@H](O[C@@H]2[C@@H]([C@@H](O)[C@@H](O)[C@@H](CO)O2)NC(C)=O)[C@@H](O)[C@@H](CO)OC1O HUMHYXGDUOGHTG-HEZXSMHISA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000000428 dust Substances 0.000 claims 1
- 239000000446 fuel Substances 0.000 claims 1
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000005507 spraying Methods 0.000 claims 1
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000007711 solidification Methods 0.000 description 2
- 230000008023 solidification Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 241000195493 Cryptophyta Species 0.000 description 1
- 235000019687 Lamb Nutrition 0.000 description 1
- 240000000233 Melia azedarach Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 244000269722 Thea sinensis Species 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 241001233037 catfish Species 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 235000015067 sauces Nutrition 0.000 description 1
- 150000003377 silicon compounds Chemical class 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 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
- B22F9/10—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
- B22F9/12—Making metallic powder or suspensions thereof using physical processes starting from gaseous material
Landscapes
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
Description
4.9.19634.9.1963
ing. E. F. EITNER j j Okt ing. EF EITNER yy Oct.
M Ü N C H E N Ö, ERHARDTSTRASSE 8
TELEFON: 290753MUNICH Ö, ERHARDTSTRASSE 8
TELEPHONE: 290753
Verfahren zur Herstellung von Pulvern und Granulaten aus Metallen und anderen schmelzbaren bew. verdampf baren Stoffen und Vorrichtung zur Durchführung dieses Verfahrene·Process for the production of powders and granules from Metals and other fusible, volatile substances and device for carrying out this procedure
Die vorliegende Erfindung betrifft ein Verfahren but Herstellung von Pulvern und Granulaten aus Metallen und anderen sohmalsbaren bsw. verdampf baren Stoffen, sowie die Vorrichtung «ur Ausführung dieses Verfahrens·The present invention relates to a method but Manufacture of powders and granules from metals and other sohmalsbaren bsw. vaporizable substances, as well as the device «To carry out this procedure
Dme Erfinderische an diesem Verfahren ist, dass man das Material mittels eines helssen Gases mindestens bis sum SohBelBpunkt erhitit„ das fluide Material mit dem helssen Oase vermieoht, und in fein verteiltem Zustande einer lammer sufOhrtf- in welcher man es infolge von Abkühlung erstarren liest, wobei man die Temperatur und die Menge des Oases eo wlnlt, dassThe inventive thing about this process is that you can do it Material by means of a helssen gas is raised at least up to the so-called high-level point “the fluid material with the helssen Oasis, and in a finely divided state like a lamb sufOhrtf- in which one reads it to freeze as a result of cooling, where one wlnlt the temperature and the amount of the oasis eo that
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die Leitung von der Sehmelzatelle zur ErstarrungekaBnaer eine Temperatur aufweist, die Jegliches Erstarren des Material8 im Zuge dieser Leitung verhindert.the line from the Sehmel satellite to the solidification kaBnaer has a temperature that will allow any solidification of the Material8 prevented in the course of this line.
Die Zeichnungen zeigen in sohematischer Darstellung zwei Ausführungsbeispiele von Vorrichtungen sur Durchführung des erfindungsgemftssen Verfahrens» 71g. 1 aeigt einen Schnitt durch die VorrichtungThe drawings show in a thematic representation two exemplary embodiments of devices for carrying out the method according to the invention » 71g. Fig. 1 shows a section through the device
mit einem Granuliertopf|with a granulating pot |
71g. 2 zeigt eine, Vorrichtung, bei welcher das Granulieren bzw. Verpulvern mittels einer Düse vorgenommen wird; Pig. 3 zeigt eine Ansieht der Vorrichtung nach71g. 2 shows a device in which the granulation or powdering by means of a Nozzle is made; Pig. Figure 3 shows a view of the device
Im Ofen (Pig.l) befindet sich eine Schmelzeteile, in unserem Pail« ein !Flegel 3 mit dem Ausguss am Boden« Am Ofen sind die Brenner in verschiedenen Lagen 2a, 2b, 2c angebracht· Der Ofen 1st mit hitsfoeständigem Material ausgekleidet.There is a piece of melt in the furnace (Pig. 1), in our Pail "a! Flail 3 with the spout on the bottom" The burners are in different positions 2a, 2b, 2c attached · The furnace is made with impact resistant material lined.
Duroh die Materialleitung 4 1st der Ofen mit dem Granuliertopf 6, welcher alt einem Deckel 5 nicht vollständig bedeckt 1st, verbunden. Der Granuliertopf ist mit dea Lager 7 f ixltrt und wird vom Elektromotor 8 angetrieben.Through the material line 4 is the furnace with the granulating pot 6, which old a lid 5 is not completely covered 1st, connected. The granulating pot is fixed with the bearing 7 and is driven by the electric motor 8.
Die Auffangsflftehe 9 der Kammer wird alt tasser, welches von der Umlaufpumpe 12 la Kreislauf gehalten wird, bespült·The receiving area 9 of the chamber becomes old tasser, which is maintained by the circulation pump 12 la circulation, rinsed
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Die Vorrichtung ist mit einem Sammelbecken 10 und alt einer Abschleuoevorrichtung 11 Tersehen.The device is provided with a sump 10 and old of a Abschleuoevorrichtung 11 Tersehen.
Au* der Kammer werden durch Entlüfter 13 die Oase in« freie geleitet.The oasis is created outside of the chamber by means of air vent 13 headed in «free.
Ω«β lu aohiseleende tow« verdampfende Material wird Im Tiegel 3 oder auoh auf einen 3ohaeltroet oder eine Schmelibtihne In einen mit hitebeitandigen Material ausgekleideten Ofen 1 gebracht. Je naoh der Höhe der SohmelB-baw. Verda«pfunget*iaperfttur können die Brenner 2a, 2b, mn verschiedenen Stellen de* Ofen* angebracht werden. Wenn eine hohe Temperatur oder eine grotee Sohmelageeehwindigkeit erforderlich ist, so wird der Brenner» oben mit der Hsaae nach nuten direkt gegen da» gu behandelnde Material ge* richtet 2a, bei niedrigeren Temperaturen, besonder* bei eiapfindliohe» Material, werden ein oder mehrere Brenner •eltlloh angeordnet «it dr an die wunde de« flegele gerichteten ?lanme 2b, 2o.Ω «β lu aohiseleende tow« evaporating material In the pan 3 or auoh on a 3ohaeltroet or a Schmelibtihne In a lined with hit-related material Oven 1 brought. The nearer the height of the SohmelB-baw. The burners 2a, 2b, mn different places of the * oven * are attached. If a high temperature or a great sauce speed is required, the burner is »above with the Hsaae after grooves directly against the material to be treated * especially applies to 2a, at lower temperatures * egg-apfindliohe »material, will be one or more burners • eltlloh arranged “it is directed to the wound de“ flegele ? lanme 2b, 2o.
Da* geechaoleene Material fällt durch den Boden de* Tiegel* oder το» Sohaelaroat, bei», von der Schaelitbulme in die ?ßaterialleitung 4 »chon vermieoht Hit den Heitgaeen. Bureh die Materielleitvaig fällt die Sohmelee in den rotierenden aranullertopf 5, der ebenfall* duroh die Ga«e, die Bit der Sohaelie vermi*eht *ind und durch dl* Leitung *trö»en, erhitet wird· ίe aaoh imw Oe*ofc*indigkeit de» Oranuliertopfe*The * geechaoleene material falls through the bottom of the * crucible * or το »Sohaelaroat, bei», from the Schaelitbulme into the material line 4 »chon hit the Heitgaeen. Bureh die Materielleitvaig, the Sohmelee falls into the rotating aranuller pot 5, which also * duroh the Ga «e, the bits of Sohaelie * ind and through the * line * comfort, is raised · ίe aaoh imw Oe * ofc * indigkeit de »orange pots *
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Sefeaelie »ear oder weniger «erteilt und In die β« a ■erteilten Zustande wird eie an dl« Wind· der Zerstiuer 9» dl« gleichseitig al« IMhlkaeaer dient,Sefeaelie granted "ear or less" and in the β "a Granted conditions will be caused by the wind of the atomizer 9 "dl" serves on the same side as "IMhlkaeaer,
geschleudert. Gleichseitig strömen die Heisgase durch die Leitunf in dl· Zerstluoungslaraer (Etthlkaaaer), wo dl· entsprechende Atmosphäre erzeugt wird, je nach dem oii die Brenner eit Lufttiber schuss, Unterschuss oderhurled. The hot gases flow through at the same time die Leitunf in dl · Destruction Laraer (Etthlkaaaer), where dl · corresponding atmosphere is generated, depending on the oii the burner eit excess air, short air or
arljeiten.arljeiten.
Winde der Zer*titalnmfikaeaer 9 «erden alt Waeeer oder einer öliien l?«ileion aittelc einer eeitlioh angeordneten Pu^pe 12 «weok· Ktthlttnf beeptat. Die KÜhlflÜMi«- toit kann entweder durch einen eeitlioh angeordneten fühler gekohlt werden, «der aber nan eettt periodieeh gewiaae Iteniea kalten tmeaera dä«u, ue daa Sieden de« Waaeere wbl rerhindern»The winds of the Zer * titalnfikaeaer 9 "ground old Waeeer or an oil oil" ileion aittelc an eeitlioh arranged Pu ^ pe 12 "weok · Ktthlttnf beeptat. The KÜhlflÜMi «- toit can either be carbonized by an optionally arranged sensor,« which, however, periodieeh Gewiaae Iteniea cold tmeaera dä «u, ue daa boiling de« Waaeere wbl rerhinder »
Zur Beeinflueauni &%r rorn^röeae, Struktur und Oberfläche lind folfende Vari»tione*Öiliülikeiten rorfeaeheni Kennen des Materials, das pro Zeiteinheit feschaolien wird» kennen durch Aueflusseffnunfen und dureh die Anerdnune der Brenner reiuliert werden, wie oaen mniegesen«To Beeinflueauni &% r ^ rorn röeae, structure and surface lind folfende Vari "tio * Öiliülikeiten rorfeaeheni know the material is feschaolien per unit of time" to know through Aueflusseffnunfen and dureh the Anerdnune the burners are reiuliert as oaen mniegesen "
Oroeoe Sehnelifeaehwindiikeit und relatir lAneean rotierender Grantaiertopf erfibt grobe* OremOati kleinere 3ohaelsfeaahwindlgleelt und relatir «reeae Rotatlonece« sohwindlgkeit des Topfe· ergeben feine Pulrer, besonder· wenn Ale Sohleuderkraft de« öranuliertopfee durch dft· Anbringen der Schaufeln in te· Innere des Topfes verstärkt Wird*.Oroeoe Tehnelifeaehwindiikeit and relatir lAneean Rotating granting pot takes large * OremOati smaller ones 3ohaelsfeaahwindlgleelt and relatir "reeae Rotatlonece" the bottom of the pot results in fine powders, especially if ale sole rudder force de «oiling pot through dft · Attaching the shovels to the inside of the pot reinforced Will*.
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Wenn mn ale Kühlflüssigkeit eine Bilge Bmttlelon verwendet, ao let jedes einzelne fartlekalehan mit tintm Schutzfilm τοη OaI umgeben.If mn ale coolant a bilge bmttlelon used, ao let every single fartlekalehan with tintm protective film τοη OaI surrounded.
Bei ohr empfindlichen Stoffen können dl· kälteren Abgas· dem Halsgae in der Nähe de· Brenner· beigeraiaoht werden. Auf diese Wels« kann dl« Teaperatur, aber auoh die Wärmemenge» sehr genau den gegebenen Verhältnissen angepasst werden.In the case of ear-sensitive fabrics, the colder can be used Exhaust gas to the neck near the burner beigeraiaoht will. This catfish can be treated with tea, but auoh the amount of heat »can be adapted very precisely to the given conditions.
Eb morde auoh gefundea« da·· eich für dl» Ηβ1*β*ββ telir gut die Abeaee eine· Die »el- bsw. Ottoaotor· rerwenden laeeen. Die Dieaelabflaee haben eine niedrigere fto^aratur und einen erheblichen Anteil an Sauerstoff, dl· Abgaee ϋ·9 Ottomotorβ haben höhere Tenperatur und pralrtiech keinen Sauerstoff, na· bei der Wahl dar richtigen Atmosphäre in dar Absoheidungs-Isairaner «u berttoksiontigen ist.Eb morde auoh gefundea «da ·· eich for dl» Ηβ1 * β * ββ telir well die Abeaee a · the »elbsw. Ottoaotor · r apply. The algae have a lower temperature and a considerable proportion of oxygen, the exhaust gas 9 gasoline engines have a higher temperature and no oxygen, although the choice of the right atmosphere in the Isairans is excessive.
Das Arbeiten mit eine» Granuliertopf ko««t hauptsächlich in Präge bei dar Herstellung da· gröberen Granulates,Working with a "granulating pot" is mainly a problem in embossing in the production of the coarser granulate,
Salm Aueführungebeispiel naeh Tig. 2 eefindet sieh im Ofen 21 «leder eine Sobaelsstelle 23 mit einem JObsguss 214. Dur oh die Materialleitung ist dar Of an mit dar DQee verbunden. Der Brenner 24 kann beliebig (WIa la 2ig, 1 gaaeigt) angebracht werden. Der Ofen ist mit dem "Deckel 22 luftdicht geschlossen. Die Abacheidekamser 26 ist durch sin umlauf gebläse 28 -tsit einem Filte^ 9, einem Kühler und eine» Ventil 2H durch Leitunigen *"arbunden.Salm execution example after Tig. 2 You can see a sobel point 23 with a cast 214 in the furnace 21. The material line is then connected to the DQee. The burner 24 can be attached as desired (WIa la 2ig, 1 gaaeigt). The oven is closed airtight with the lid 22. The Abacheidekamser 26 is connected by a circulating fan 28 with a filter ^ 9, a cooler and a valve 2H by Leitunigen * ".
Falls das Verpulvern mittels Verdampfung vorgenommen wird, ist die Materialleitung von der Schmelzstelle bis sur XHlse durch Oeffnungen 14 versehen, damit die Oase und fHtaptm von Ofen in die Düse gelangen können. Her Ofen hat in diesem lalle keinen anderen Ausguss»If the powdering is carried out by means of evaporation, the material line from the melting point to the sleeve is provided with openings 14 so that the oasis and the fHtaptm can get from the furnace into the nozzle. Her stove has no other spout in this lane »
Wird sehr feines Material gebraucht, so verwandet man anstelle des Granuliertopfes ein· Düse S5# Bei dieser Anordnung flieset die Schmelze in die Materialleitung in die Richtung der Düse, die senkrecht oder waagrecht angeordnet sein kann. Der Ofen, in welchem sich der Tiegel bzw. die SohmelabOhne oder der Sehmels* rost befinden, ist naoh Aussen abgedichtet, so dass mit den HeIegasen im Ofen ein Ueberdruck erieugt werden kann, mittels welchem sieh die Heisgase mit der Sehmeise inniger vermischen, sodas* gleichzeitig die Materialleitung und die Düse behelst werden und die Sehmeise durch die Düse in das Kühlgefttss mittels Druck gedrückt wird*If very fine material is needed, it is used use a nozzle S5 # instead of the granulating pot With this arrangement, the melt flows into the material line in the direction of the nozzle, which is perpendicular or can be arranged horizontally. The furnace in which the crucible or the SohmelabOhne or the Sehmels * rust, is sealed on the outside so that An overpressure can be created with the heating gases in the furnace can, by means of which see the hot gases with the Sehmeise Mix more intimately, so that the material line and the nozzle are handled at the same time, as well as the Sehmeise pressed through the nozzle into the Kühlgefttss by means of pressure will*
Beim Austritt aus der Düse expandiert das Heisgas, wobei eine erhebliche momentane Temperatursenkung stafifindet ulü &ie Sohmelse schlagartig als feines Pulver erstarrt« Sine besondere Kühlung mit Wasser 1st in diesem falle nicht notwendig, besonders well man bei der Düsenanordnung das Reisgas aus der Kammer im Kreislauf über den Kühler SlO und er. über ein Gasfliter 29 relativ kalt in die Kammer lurtickführen kann*When exiting the nozzle, the hot gas expands, with a considerable momentary temperature drop stafi suddenly found ulü & ie Sohmelse to be fine Powder solidifies «Sine special cooling with water 1st in this case not necessary, especially because one is involved the nozzle arrangement the rice gas from the chamber in the circuit via the cooler SIO and he. via a gas fliter 29 relative can lead cold into the chamber lurtick *
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Wenn es sieh um ein Material, das zum Teil oder gans verdampft, handelt, so wird dieses im Ofen bis sum Siedpunkt erhitzt, bie die Relsgase und Dämpfe einen Ueberdruck aufweisen· Die Dämpfe vermischt mit den Reisgasen verlasseh den Ofen durch die Oef fnungen 214 der Materialleitung und drttngen in die Richtung der Wm* · Zur Vor^rwirsttng der Materialleitung und der Düse dienen die Reis***·» d*e diese Leitungen durchströmen, bevof die Destillation beginnt*If it is a matter of a material that partially or completely evaporates, it is heated in the oven to the boiling point until the exhaust gases and vapors have an overpressure.The vapors mixed with the rice gases leave the oven through the openings 214 of the Material line and push in the direction of the Wm * · The rice *** · »d * e flow through these lines before the distillation begins * to preheat the material line and the nozzle *
Die Dampfe mit Keisgaaem vermischt treten bei der Oeffnung 214 im die Materialleitung und duroh die 3$b* in den Kühlraum unter Druck ein» expandieren, wobei nieder eine momentane femperatureenkung stattfindet, dass die Sehmeise schlagartig erstarrt, womit wieder eine Oxydation vermieden wird.The vapors mixed with Keisgaaem enter the opening 214 in the material line and through the 3 $ b * expand into the cold room under pressure, where low a momentary temperature decrease takes place, that the Sehmeise suddenly solidifies, which again prevents oxidation.
Anstelle der Srhltsung durch eine Druckverbrennung kann auch ein** oxydierende», neutrales oder reduzierendes 9as verwendet werden, das in einem Oaserhitser Über die Sehmels- biw. Verdampf ungstemperatur des Materials gebracht wird· ffaehdem dieses Gas beim Schneisen die Warme abgibt ι wird es durch einen Oasf liter von neuem Äem Öaserhitser zugeführt, womit der Kreislauf wieder beginnt.Instead of being cooled by pressure combustion can also be an oxidizing, neutral or reducing one 9as used in an oaserhitser About the Sehmels-biw. Bring the evaporation temperature of the material if this gas gives off heat when cutting through It becomes a new Äem Öaserhitser with an Oasf liter supplied, which starts the cycle again.
Das fertige Material wird in dem sammelbehälter gesammelt •JI HBt ehargenweise «der kontinuierlich entnommen.Dieeee Terfahren '■* besieht sieh hauptsÄchlioh auf die Herstellung von Pulvern bsw.The finished material is collected in the collecting container • JI HBt batchwise «from the continuously taken The main focus is on the production of powders, for example.
ο ·..■.■■ο · .. ■. ■■
m Öranulaten aus MetallentI.eglerungent»etallexyaen wie s.B.Blei, , ■ Sink, lian, Kupfer, Aluminium» üisen, Silbert Oalmtumi voa ! Kiehtmetallen hauptsächlich Silioiumverbinfiungen. m Öranulaten of metals t t I.eglerungen "etallexyaen as sBBlei, ■ Sink, lian," üisen copper, aluminum, silver t Oalmtumi voa! Magnetic metals mainly silicon compounds.
Claims (1)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DEO0009704 | 1963-10-01 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE1458174A1 true DE1458174A1 (en) | 1968-12-12 |
| DE1458174B2 DE1458174B2 (en) | 1970-09-17 |
| DE1458174C3 DE1458174C3 (en) | 1975-08-21 |
Family
ID=7351749
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19631458174 Expired DE1458174C3 (en) | 1963-10-01 | 1963-10-01 | Process for the production of metal powder or granulate by atomization |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE1458174C3 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0087798A2 (en) * | 1982-03-01 | 1983-09-07 | Toyota Jidosha Kabushiki Kaisha | A method and apparatus for making a fine powder compound of a metal and another element |
| EP0091109A2 (en) * | 1982-04-02 | 1983-10-12 | Toyota Jidosha Kabushiki Kaisha | Metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0091108A2 (en) * | 1982-04-02 | 1983-10-12 | Toyota Jidosha Kabushiki Kaisha | Composite material including matrix metal and metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0127795A1 (en) * | 1983-05-10 | 1984-12-12 | Toyota Jidosha Kabushiki Kaisha | Device and method for making and collecting fine metallic powder |
| EP0128361A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Device and method for making and collecting fine alloy powder |
| EP0128360A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Fine composite powder material and method and apparatus for making the same |
| EP0128359A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Reinforced material incorporating fine composite powder and method and apparatus for making the same |
| EP0131797A1 (en) * | 1983-07-13 | 1985-01-23 | Toyota Jidosha Kabushiki Kaisha | Method of making composite material of matrix metal and fine metallic particles dispersed therein |
-
1963
- 1963-10-01 DE DE19631458174 patent/DE1458174C3/en not_active Expired
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0087798A2 (en) * | 1982-03-01 | 1983-09-07 | Toyota Jidosha Kabushiki Kaisha | A method and apparatus for making a fine powder compound of a metal and another element |
| EP0087798A3 (en) * | 1982-03-01 | 1984-12-05 | Toyota Jidosha Kabushiki Kaisha | A method and apparatus for making a fine powder compound of a metal and another element |
| EP0091109A2 (en) * | 1982-04-02 | 1983-10-12 | Toyota Jidosha Kabushiki Kaisha | Metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0091108A2 (en) * | 1982-04-02 | 1983-10-12 | Toyota Jidosha Kabushiki Kaisha | Composite material including matrix metal and metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0091109A3 (en) * | 1982-04-02 | 1984-12-05 | Toyota Jidosha Kabushiki Kaisha | Metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0091108A3 (en) * | 1982-04-02 | 1984-12-05 | Toyota Jidosha Kabushiki Kaisha | Composite material including matrix metal and metal cored ceramic surfaced fine powder material and apparatus and method for making it |
| EP0127795A1 (en) * | 1983-05-10 | 1984-12-12 | Toyota Jidosha Kabushiki Kaisha | Device and method for making and collecting fine metallic powder |
| EP0128361A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Device and method for making and collecting fine alloy powder |
| EP0128360A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Fine composite powder material and method and apparatus for making the same |
| EP0128359A1 (en) * | 1983-05-10 | 1984-12-19 | Toyota Jidosha Kabushiki Kaisha | Reinforced material incorporating fine composite powder and method and apparatus for making the same |
| EP0131797A1 (en) * | 1983-07-13 | 1985-01-23 | Toyota Jidosha Kabushiki Kaisha | Method of making composite material of matrix metal and fine metallic particles dispersed therein |
Also Published As
| Publication number | Publication date |
|---|---|
| DE1458174C3 (en) | 1975-08-21 |
| DE1458174B2 (en) | 1970-09-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| SH | Request for examination between 03.10.1968 and 22.04.1971 | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 |