EP0392405A3 - Process for dewaxing and improving the properties of injection molded metallic articles - Google Patents
Process for dewaxing and improving the properties of injection molded metallic articles Download PDFInfo
- Publication number
- EP0392405A3 EP0392405A3 EP19900106728 EP90106728A EP0392405A3 EP 0392405 A3 EP0392405 A3 EP 0392405A3 EP 19900106728 EP19900106728 EP 19900106728 EP 90106728 A EP90106728 A EP 90106728A EP 0392405 A3 EP0392405 A3 EP 0392405A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- dewaxing
- improving
- properties
- injection molded
- metallic articles
- 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
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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
- B22F3/225—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip by injection molding
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/1017—Multiple heating or additional steps
- B22F3/1021—Removal of binder or filler
-
- 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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C33/00—Making ferrous alloys
- C22C33/02—Making ferrous alloys by powder metallurgy
- C22C33/0235—Starting from compounds, e.g. oxides
-
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
-
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Powder Metallurgy (AREA)
- Treatments Of Macromolecular Shaped Articles (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Nonmetallic Welding Materials (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3912298A DE3912298A1 (de) | 1989-04-14 | 1989-04-14 | Verfahren zum entwachsen und zur verbesserung der eigenschaften spritzgegossener metallteile |
DE3912298 | 1989-04-14 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0392405A2 EP0392405A2 (de) | 1990-10-17 |
EP0392405A3 true EP0392405A3 (en) | 1990-12-05 |
EP0392405B1 EP0392405B1 (de) | 1994-07-27 |
Family
ID=6378681
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP90106728A Expired - Lifetime EP0392405B1 (de) | 1989-04-14 | 1990-04-07 | Verfahren zum Entwachsen und zur Verbesserung der Eigenschaften spritzgegossener Metallteile |
Country Status (7)
Country | Link |
---|---|
US (1) | US5009841A (de) |
EP (1) | EP0392405B1 (de) |
JP (1) | JPH02294405A (de) |
AT (1) | ATE109049T1 (de) |
DE (2) | DE3912298A1 (de) |
DK (1) | DK0392405T3 (de) |
ES (1) | ES2057239T3 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5746960A (en) * | 1988-04-15 | 1998-05-05 | Citizen Watch Co., Ltd. | Method of manufacturing powder injection molded part |
US5366679A (en) * | 1992-05-27 | 1994-11-22 | L'air Liquide, Societe Anonyme Pour L'etude Et L'exploitation Des Procedes Georges Claude | Process for thermal debinding and sintering of a workpiece |
US5401292A (en) * | 1992-08-03 | 1995-03-28 | Isp Investments Inc. | Carbonyl iron power premix composition |
CA2307109C (en) * | 1997-10-21 | 2009-09-08 | Hoeganaes Corporation | Improved metallurgical compositions containing binding agent/lubricant and process for preparing same |
US6280683B1 (en) | 1997-10-21 | 2001-08-28 | Hoeganaes Corporation | Metallurgical compositions containing binding agent/lubricant and process for preparing same |
CN101617079B (zh) * | 2007-02-20 | 2012-06-27 | 巴斯夫欧洲公司 | 使用产生电流或消耗电流的单元生产金属化织物表面的方法 |
CN103464759B (zh) * | 2013-09-05 | 2015-10-21 | 北京科技大学 | 一种制备高性能复杂形状纯铁软磁产品的方法 |
US10022845B2 (en) | 2014-01-16 | 2018-07-17 | Milwaukee Electric Tool Corporation | Tool bit |
CN106735242A (zh) * | 2017-01-20 | 2017-05-31 | 杭州铭赫科技有限公司 | 一种将草酸运用于金属注射成型过程中的方法 |
US11638987B2 (en) | 2017-12-01 | 2023-05-02 | Milwaukee Electric Tool Corporation | Wear resistant tool bit |
USD921468S1 (en) | 2018-08-10 | 2021-06-08 | Milwaukee Electric Tool Corporation | Driver bit |
CN111940740A (zh) * | 2020-08-25 | 2020-11-17 | 兰州金浩机械制造有限公司 | 一种粉末冶金材料注射成型方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1483694A1 (de) * | 1965-07-16 | 1969-02-27 | Feldmuehle Ag | Verfahren zum Herstellung von Formkoerpern aus Pulvern von Metallen oder Metallegierungen |
EP0177772A2 (de) * | 1984-10-09 | 1986-04-16 | International Business Machines Corporation | Verfahren zur Herstellung eines Verbundkörpers mit gesintertem Pulvermetall |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB779242A (en) * | 1952-08-11 | 1957-07-17 | Standard Telephones Cables Ltd | Improvements in or relating to the formation of moulded articles from sinterable materials |
FR1090014A (fr) * | 1952-08-11 | 1955-03-25 | Int Standard Electric Corp | Méthodes et procédé de moulage de matériaux notamment de pièces en céramique |
US4197118A (en) * | 1972-06-14 | 1980-04-08 | Parmatech Corporation | Manufacture of parts from particulate material |
US3989518A (en) * | 1975-05-08 | 1976-11-02 | United States Steel Corporation | Production of powder metallurgical parts by formation of sintered preforms in thermally degradable molds |
US4113480A (en) * | 1976-12-09 | 1978-09-12 | Cabot Corporation | Method of injection molding powder metal parts |
US4431449A (en) * | 1977-09-26 | 1984-02-14 | Minnesota Mining And Manufacturing Company | Infiltrated molded articles of spherical non-refractory metal powders |
US4404166A (en) * | 1981-01-22 | 1983-09-13 | Witec Cayman Patents, Limited | Method for removing binder from a green body |
DE3120501C2 (de) * | 1981-05-22 | 1983-02-10 | MTU Motoren- und Turbinen-Union München GmbH, 8000 München | "Verfahren und Vorrichtung zur Herstellung von Formteilen" |
US4604259A (en) * | 1983-10-11 | 1986-08-05 | Scm Corporation | Process for making copper-rich metal shapes by powder metallurgy |
-
1989
- 1989-04-14 DE DE3912298A patent/DE3912298A1/de not_active Withdrawn
-
1990
- 1990-04-07 AT AT90106728T patent/ATE109049T1/de not_active IP Right Cessation
- 1990-04-07 DK DK90106728.0T patent/DK0392405T3/da active
- 1990-04-07 DE DE59006550T patent/DE59006550D1/de not_active Expired - Lifetime
- 1990-04-07 EP EP90106728A patent/EP0392405B1/de not_active Expired - Lifetime
- 1990-04-07 ES ES90106728T patent/ES2057239T3/es not_active Expired - Lifetime
- 1990-04-12 US US07/508,190 patent/US5009841A/en not_active Expired - Lifetime
- 1990-04-13 JP JP2096591A patent/JPH02294405A/ja active Pending
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1483694A1 (de) * | 1965-07-16 | 1969-02-27 | Feldmuehle Ag | Verfahren zum Herstellung von Formkoerpern aus Pulvern von Metallen oder Metallegierungen |
EP0177772A2 (de) * | 1984-10-09 | 1986-04-16 | International Business Machines Corporation | Verfahren zur Herstellung eines Verbundkörpers mit gesintertem Pulvermetall |
Also Published As
Publication number | Publication date |
---|---|
ES2057239T3 (es) | 1994-10-16 |
ATE109049T1 (de) | 1994-08-15 |
JPH02294405A (ja) | 1990-12-05 |
DE59006550D1 (de) | 1994-09-01 |
US5009841A (en) | 1991-04-23 |
DE3912298A1 (de) | 1990-10-18 |
EP0392405A2 (de) | 1990-10-17 |
EP0392405B1 (de) | 1994-07-27 |
DK0392405T3 (da) | 1994-08-22 |
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