DE2165098C3 - Formkörper aus weichmagnetischen Eisenlegierungsteilchen sowie Verfahren zur Herstellung derartiger Formkörper - Google Patents

Formkörper aus weichmagnetischen Eisenlegierungsteilchen sowie Verfahren zur Herstellung derartiger Formkörper

Info

Publication number
DE2165098C3
DE2165098C3 DE2165098A DE2165098A DE2165098C3 DE 2165098 C3 DE2165098 C3 DE 2165098C3 DE 2165098 A DE2165098 A DE 2165098A DE 2165098 A DE2165098 A DE 2165098A DE 2165098 C3 DE2165098 C3 DE 2165098C3
Authority
DE
Germany
Prior art keywords
magnetic
pole pieces
powder
hot
iron
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
Application number
DE2165098A
Other languages
German (de)
English (en)
Other versions
DE2165098B2 (enExample
DE2165098A1 (de
Inventor
James M. Monsey N.Y. Gabriel
William Fort Lee N.J. Reilly
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Chromalloy American Corp
Original Assignee
Chromalloy American Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Chromalloy American Corp filed Critical Chromalloy American Corp
Publication of DE2165098A1 publication Critical patent/DE2165098A1/de
Publication of DE2165098B2 publication Critical patent/DE2165098B2/de
Application granted granted Critical
Publication of DE2165098C3 publication Critical patent/DE2165098C3/de
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
    • C22C33/0278—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements with at least one alloying element having a minimum content above 5%
    • 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
    • B22F3/12—Both compacting and sintering
    • B22F3/14—Both compacting and sintering simultaneously
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C32/00—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ
    • C22C32/001—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides
    • C22C32/0015—Non-ferrous alloys containing at least 5% by weight but less than 50% by weight of oxides, carbides, borides, nitrides, silicides or other metal compounds, e.g. oxynitrides, sulfides, whether added as such or formed in situ with only oxides with only single oxides as main non-metallic constituents
    • C22C32/0026—Matrix based on Ni, Co, Cr or alloys thereof
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S75/00—Specialized metallurgical processes, compositions for use therein, consolidated metal powder compositions, and loose metal particulate mixtures
    • Y10S75/95—Consolidated metal powder compositions of >95% theoretical density, e.g. wrought
    • Y10S75/951—Oxide containing, e.g. dispersion strengthened

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Powder Metallurgy (AREA)
DE2165098A 1970-12-29 1971-12-28 Formkörper aus weichmagnetischen Eisenlegierungsteilchen sowie Verfahren zur Herstellung derartiger Formkörper Expired DE2165098C3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10236470A 1970-12-29 1970-12-29

Publications (3)

Publication Number Publication Date
DE2165098A1 DE2165098A1 (de) 1972-07-06
DE2165098B2 DE2165098B2 (enExample) 1975-04-10
DE2165098C3 true DE2165098C3 (de) 1975-11-20

Family

ID=22289456

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2165098A Expired DE2165098C3 (de) 1970-12-29 1971-12-28 Formkörper aus weichmagnetischen Eisenlegierungsteilchen sowie Verfahren zur Herstellung derartiger Formkörper

Country Status (6)

Country Link
US (1) US3739445A (enExample)
CH (1) CH560956A5 (enExample)
DE (1) DE2165098C3 (enExample)
FR (1) FR2120843A5 (enExample)
GB (1) GB1325248A (enExample)
IT (1) IT941057B (enExample)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5638671B2 (enExample) * 1972-11-16 1981-09-08
SE376552B (enExample) * 1973-09-26 1975-06-02 Hoeganaes Ab
JPS5210819A (en) * 1975-06-12 1977-01-27 Kiyoshi Inoue Malleable high permeability alloy for high frequency
JPS5271311A (en) * 1975-12-11 1977-06-14 Nippon Musical Instruments Mfg Method of producing ironnsiliconnaluminium alloy
US4069043A (en) * 1976-01-19 1978-01-17 Carpenter Technology Corporation Wear-resistant shaped magnetic article and process for making the same
US4029501A (en) * 1976-01-26 1977-06-14 Rca Corporation Method of preparing improved magnetic head material
JPS5852554B2 (ja) * 1976-10-07 1983-11-24 潔 井上 高周波用可鍛性高透磁率合金
JPS54121108A (en) * 1978-03-13 1979-09-20 Akai Electric Mnnzn ferrite monocrystal magnetic head and method of fabricating same
US4532737A (en) * 1982-12-16 1985-08-06 Rca Corporation Method for lapping diamond
US4561892A (en) * 1984-06-05 1985-12-31 Cabot Corporation Silicon-rich alloy coatings
DE69014210T2 (de) * 1989-01-10 1995-06-22 Matsushita Electric Ind Co Ltd Magnetkopf und Herstellungsverfahren.
DE69031250T2 (de) * 1989-06-09 1997-12-04 Matsushita Electric Ind Co Ltd Magnetisches Material
EP0406580B1 (en) * 1989-06-09 1996-09-04 Matsushita Electric Industrial Co., Ltd. A composite material and a method for producing the same
US20130160492A1 (en) * 2011-12-23 2013-06-27 Guillermo R Villalobos Polished, hot pressed, net shape ceramics
JP6424754B2 (ja) * 2015-07-10 2018-11-21 トヨタ自動車株式会社 成形体の製造方法
WO2018037356A1 (en) 2016-08-23 2018-03-01 Medicem Ophthalmic (Cy) Limited Ophthalmic lenses with aspheric optical surfaces and method for their manufacture
CN107866570A (zh) * 2017-12-15 2018-04-03 东北大学 一种用于粉末冶金温压成形的设备

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3661570A (en) * 1970-04-03 1972-05-09 Rca Corp Magnetic head material method

Also Published As

Publication number Publication date
IT941057B (it) 1973-03-01
DE2165098B2 (enExample) 1975-04-10
FR2120843A5 (enExample) 1972-08-18
CH560956A5 (enExample) 1975-04-15
DE2165098A1 (de) 1972-07-06
GB1325248A (en) 1973-08-01
US3739445A (en) 1973-06-19

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee