DE3444847C1 - Verfahren zum Vergleichmaessigen der Teilchengroesse feinteiligen Pulvers,Vorrichtung zur Durchfuehrung des Verfahrens und Verwendung des Pulvers - Google Patents
Verfahren zum Vergleichmaessigen der Teilchengroesse feinteiligen Pulvers,Vorrichtung zur Durchfuehrung des Verfahrens und Verwendung des PulversInfo
- Publication number
- DE3444847C1 DE3444847C1 DE3444847A DE3444847A DE3444847C1 DE 3444847 C1 DE3444847 C1 DE 3444847C1 DE 3444847 A DE3444847 A DE 3444847A DE 3444847 A DE3444847 A DE 3444847A DE 3444847 C1 DE3444847 C1 DE 3444847C1
- Authority
- DE
- Germany
- Prior art keywords
- powder
- rollers
- suspension
- gap
- roller
- 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.)
- Expired
Links
- 239000000843 powder Substances 0.000 title claims abstract description 49
- 239000002245 particle Substances 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 18
- 239000000919 ceramic Substances 0.000 claims abstract description 6
- 239000000725 suspension Substances 0.000 claims description 19
- 239000007788 liquid Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 229910010038 TiAl Inorganic materials 0.000 claims description 4
- 229910000943 NiAl Inorganic materials 0.000 claims description 3
- NPXOKRUENSOPAO-UHFFFAOYSA-N Raney nickel Chemical compound [Al].[Ni] NPXOKRUENSOPAO-UHFFFAOYSA-N 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims description 3
- 229910005347 FeSi Inorganic materials 0.000 claims description 2
- 238000000889 atomisation Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 230000007847 structural defect Effects 0.000 claims 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims 1
- 238000012423 maintenance Methods 0.000 claims 1
- 238000005096 rolling process Methods 0.000 claims 1
- 238000005245 sintering Methods 0.000 abstract description 5
- 238000001746 injection moulding Methods 0.000 abstract 1
- 239000012535 impurity Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 3
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 2
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 229910010271 silicon carbide Inorganic materials 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- UONOETXJSWQNOL-UHFFFAOYSA-N tungsten carbide Chemical compound [W+]#[C-] UONOETXJSWQNOL-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052580 B4C Inorganic materials 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910034327 TiC Inorganic materials 0.000 description 1
- 229910052786 argon Inorganic materials 0.000 description 1
- INAHAJYZKVIDIZ-UHFFFAOYSA-N boron carbide Chemical compound B12B3B4C32B41 INAHAJYZKVIDIZ-UHFFFAOYSA-N 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 230000003750 conditioning effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000001513 hot isostatic pressing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000010954 inorganic particle Substances 0.000 description 1
- 239000013528 metallic particle Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001272 pressureless sintering Methods 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- MTPVUVINMAGMJL-UHFFFAOYSA-N trimethyl(1,1,2,2,2-pentafluoroethyl)silane Chemical compound C[Si](C)(C)C(F)(F)C(F)(F)F MTPVUVINMAGMJL-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
- B22F9/04—Making metallic powder or suspensions thereof using physical processes starting from solid material, e.g. by crushing, grinding or milling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C23/00—Auxiliary methods or auxiliary devices or accessories specially adapted for crushing or disintegrating not provided for in preceding groups or not specially adapted to apparatus covered by a single preceding group
- B02C23/06—Selection or use of additives to aid disintegrating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B02—CRUSHING, PULVERISING, OR DISINTEGRATING; PREPARATORY TREATMENT OF GRAIN FOR MILLING
- B02C—CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL; MILLING GRAIN
- B02C4/00—Crushing or disintegrating by roller mills
- B02C4/02—Crushing or disintegrating by roller mills with two or more rollers
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Food Science & Technology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Crushing And Grinding (AREA)
- Powder Metallurgy (AREA)
- Separation Of Solids By Using Liquids Or Pneumatic Power (AREA)
- Filtration Of Liquid (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3444847A DE3444847C1 (de) | 1984-12-08 | 1984-12-08 | Verfahren zum Vergleichmaessigen der Teilchengroesse feinteiligen Pulvers,Vorrichtung zur Durchfuehrung des Verfahrens und Verwendung des Pulvers |
| AT85114629T ATE43083T1 (de) | 1984-12-08 | 1985-11-18 | Feinteiliges pulver und verfahren und vorrichtung zum behandeln desselben. |
| EP85114629A EP0184688B1 (de) | 1984-12-08 | 1985-11-18 | Feinteiliges Pulver und Verfahren und Vorrichtung zum Behandeln desselben |
| US06/805,713 US4784335A (en) | 1984-12-08 | 1985-12-06 | Finely divided powder and process and apparatus for treating the same |
| JP60275249A JPS61138549A (ja) | 1984-12-08 | 1985-12-09 | 微粒子状の粉末を処理するための方法及び装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3444847A DE3444847C1 (de) | 1984-12-08 | 1984-12-08 | Verfahren zum Vergleichmaessigen der Teilchengroesse feinteiligen Pulvers,Vorrichtung zur Durchfuehrung des Verfahrens und Verwendung des Pulvers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE3444847C1 true DE3444847C1 (de) | 1986-04-10 |
Family
ID=6252261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3444847A Expired DE3444847C1 (de) | 1984-12-08 | 1984-12-08 | Verfahren zum Vergleichmaessigen der Teilchengroesse feinteiligen Pulvers,Vorrichtung zur Durchfuehrung des Verfahrens und Verwendung des Pulvers |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4784335A (enExample) |
| EP (1) | EP0184688B1 (enExample) |
| JP (1) | JPS61138549A (enExample) |
| AT (1) | ATE43083T1 (enExample) |
| DE (1) | DE3444847C1 (enExample) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19728503C1 (de) * | 1997-07-03 | 1999-02-11 | Ohrdorf Karl Heinz Dipl Ing | Verfahren zur Delaminierung von Kalzium-Montmorilloniten |
| CN114367371A (zh) * | 2022-02-14 | 2022-04-19 | 江苏鑫华半导体材料科技有限公司 | 电子级多晶硅热破碎装置 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR8701098A (pt) * | 1987-03-11 | 1988-09-13 | Brastemp Sa | Processo de preparacao de poliuretano rigido |
| US5071473A (en) * | 1989-02-10 | 1991-12-10 | Gte Products Corporation | Uniform coarse tungsten carbide powder and cemented tungsten carbide article and process for producing same |
| US4983354A (en) * | 1989-02-10 | 1991-01-08 | Gte Products Corporation | Uniform coarse tungsten carbide powder and cemented tungsten carbide article and process for producing same |
| US5314658A (en) * | 1992-04-03 | 1994-05-24 | Amax, Inc. | Conditioning metal powder for injection molding |
| RU2163180C1 (ru) * | 2000-02-28 | 2001-02-20 | Государственное унитарное предприятие "Центральный научно-исследовательский институт химии и механики" | Способ получения тугоплавких порошковых продуктов |
| CN101193663A (zh) | 2005-04-11 | 2008-06-04 | 佐治亚技术研究公司 | 碳化硼部件及其制备方法 |
| JP2012011291A (ja) * | 2010-06-30 | 2012-01-19 | Tdk Corp | 粒体製造装置 |
| CN108837865B (zh) * | 2018-05-25 | 2020-01-03 | 林琳 | 一种医疗药用玻璃瓶处理设备 |
| CN113617429B (zh) * | 2020-10-26 | 2023-02-17 | 湖南绿地高新农林开发有限公司 | 一种自保持型竹笋压榨装置 |
| CN116536528B (zh) * | 2023-03-31 | 2025-04-04 | 安徽思凯瑞环保科技有限公司 | 一种利用废钒钛系脱硝催化剂提取锐钛粗粉的方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190917087A (en) * | 1909-07-22 | 1910-10-24 | George Johnston | Improvements in or relating to Crushing or Grinding Auriferous Quartz and other Hard Ores or Substances. |
| FR1010163A (fr) * | 1950-01-17 | 1952-06-09 | Trefileries & Laminoirs Du Hav | Procédé et appareil pour la fabrication de pigments lamellaires en matières ductiles et produit en résultant |
| US3099080A (en) * | 1957-07-01 | 1963-07-30 | Int Nickel Co | Method of converting metal powder into flake |
| US3498549A (en) * | 1967-08-18 | 1970-03-03 | Centenary Central | End plate for ink mill |
| US3976482A (en) * | 1975-01-31 | 1976-08-24 | The International Nickel Company, Inc. | Method of making prealloyed thermoplastic powder and consolidated article |
| US4076177A (en) * | 1975-06-24 | 1978-02-28 | Agency Of Industrial Science & Technology | Pulverizing method and apparatus |
| DE2606039A1 (de) * | 1976-02-14 | 1977-08-18 | Krupp Koppers Gmbh | Einrichtung zum zerkleinern groesserer schlackestuecke, die bei der vergasung fester brennstoffe anfallen |
| US4131238A (en) * | 1977-09-15 | 1978-12-26 | Energy And Minerals Research Co. | Ultrasonic grinder |
| AT355149B (de) * | 1978-01-24 | 1980-02-11 | Basf Farben & Fasern | Verfahren zur herstellung von im glanz- bzw. deckvermoegen verbesserten pigmentzusammen- setzungen |
-
1984
- 1984-12-08 DE DE3444847A patent/DE3444847C1/de not_active Expired
-
1985
- 1985-11-18 AT AT85114629T patent/ATE43083T1/de not_active IP Right Cessation
- 1985-11-18 EP EP85114629A patent/EP0184688B1/de not_active Expired
- 1985-12-06 US US06/805,713 patent/US4784335A/en not_active Expired - Fee Related
- 1985-12-09 JP JP60275249A patent/JPS61138549A/ja active Granted
Non-Patent Citations (1)
| Title |
|---|
| NICHTS-ERMITTELT * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19728503C1 (de) * | 1997-07-03 | 1999-02-11 | Ohrdorf Karl Heinz Dipl Ing | Verfahren zur Delaminierung von Kalzium-Montmorilloniten |
| CN114367371A (zh) * | 2022-02-14 | 2022-04-19 | 江苏鑫华半导体材料科技有限公司 | 电子级多晶硅热破碎装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| ATE43083T1 (de) | 1989-06-15 |
| EP0184688B1 (de) | 1989-05-17 |
| US4784335A (en) | 1988-11-15 |
| JPS61138549A (ja) | 1986-06-26 |
| EP0184688A1 (de) | 1986-06-18 |
| JPH0232937B2 (enExample) | 1990-07-24 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8100 | Publication of patent without earlier publication of application | ||
| D1 | Grant (no unexamined application published) patent law 81 | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |