GB1386667A - Sintering hard metal alloys - Google Patents

Sintering hard metal alloys

Info

Publication number
GB1386667A
GB1386667A GB2712172A GB2712172A GB1386667A GB 1386667 A GB1386667 A GB 1386667A GB 2712172 A GB2712172 A GB 2712172A GB 2712172 A GB2712172 A GB 2712172A GB 1386667 A GB1386667 A GB 1386667A
Authority
GB
United Kingdom
Prior art keywords
torr
furnace
inlet
pressure
sintering
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
GB2712172A
Other languages
English (en)
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.)
Wickman Wimet Ltd
Original Assignee
Wickman Wimet Ltd
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 Wickman Wimet Ltd filed Critical Wickman Wimet Ltd
Priority to GB2712172A priority Critical patent/GB1386667A/en
Priority to ZA733237A priority patent/ZA733237B/xx
Priority to FR7318938A priority patent/FR2187474B1/fr
Priority to IT50518/73A priority patent/IT985346B/it
Priority to DE2329261A priority patent/DE2329261B2/de
Priority to JP48064393A priority patent/JPS4962304A/ja
Publication of GB1386667A publication Critical patent/GB1386667A/en
Expired legal-status Critical Current

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
    • B22F3/10—Sintering only
    • B22F3/1003—Use of special medium during sintering, e.g. sintering aid
    • B22F3/1007—Atmosphere
    • B22F3/101—Changing atmosphere
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/01—Reducing atmosphere
    • 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
    • B22F2201/00—Treatment under specific atmosphere
    • B22F2201/20—Use of vacuum

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)
GB2712172A 1972-06-09 1972-06-09 Sintering hard metal alloys Expired GB1386667A (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
GB2712172A GB1386667A (en) 1972-06-09 1972-06-09 Sintering hard metal alloys
ZA733237A ZA733237B (en) 1972-06-09 1973-05-14 Improvements in sintering hard metal alloys
FR7318938A FR2187474B1 (enrdf_load_stackoverflow) 1972-06-09 1973-05-24
IT50518/73A IT985346B (it) 1972-06-09 1973-06-07 Metodo di sinterizzazione di leghe metalliche e forno per realizzarlo
DE2329261A DE2329261B2 (de) 1972-06-09 1973-06-08 Verfahren und Vorrichtung zum Sintern kohlenstoffhaltiger Metall- und Legierungspulver
JP48064393A JPS4962304A (enrdf_load_stackoverflow) 1972-06-09 1973-06-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2712172A GB1386667A (en) 1972-06-09 1972-06-09 Sintering hard metal alloys

Publications (1)

Publication Number Publication Date
GB1386667A true GB1386667A (en) 1975-03-12

Family

ID=10254555

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2712172A Expired GB1386667A (en) 1972-06-09 1972-06-09 Sintering hard metal alloys

Country Status (6)

Country Link
JP (1) JPS4962304A (enrdf_load_stackoverflow)
DE (1) DE2329261B2 (enrdf_load_stackoverflow)
FR (1) FR2187474B1 (enrdf_load_stackoverflow)
GB (1) GB1386667A (enrdf_load_stackoverflow)
IT (1) IT985346B (enrdf_load_stackoverflow)
ZA (1) ZA733237B (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831293A1 (de) * 1977-07-17 1979-02-01 Sumitomo Electric Industries Verfahren zur herstellung gesinterter hartmetalle und vorrichtung zur durchfuehrung dieses verfahrens
CN112683049A (zh) * 2021-01-07 2021-04-20 西安成航炉业有限公司 一种箱式真空、气氛中频感应烧结炉及使用方法
CN117848047A (zh) * 2024-03-07 2024-04-09 山西科福能源科技有限公司 一种石墨制备用加压焙烧炉

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4213495A (en) * 1978-08-31 1980-07-22 Ceram-Dent, Inc. Investment casting method
FR2464274B1 (fr) * 1979-09-04 1985-06-21 Ugine Kuhlmann Resine polyester insaturee pour preimpregne presentant une vitesse de murissement accelere; procede de fabrication de cette resine
JPS60105627U (ja) * 1983-12-23 1985-07-18 株式会社島津製作所 焼結炉

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3109735A (en) * 1961-10-30 1963-11-05 John M Googin Sintering method

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831293A1 (de) * 1977-07-17 1979-02-01 Sumitomo Electric Industries Verfahren zur herstellung gesinterter hartmetalle und vorrichtung zur durchfuehrung dieses verfahrens
CN112683049A (zh) * 2021-01-07 2021-04-20 西安成航炉业有限公司 一种箱式真空、气氛中频感应烧结炉及使用方法
CN117848047A (zh) * 2024-03-07 2024-04-09 山西科福能源科技有限公司 一种石墨制备用加压焙烧炉
CN117848047B (zh) * 2024-03-07 2024-05-07 山西科福能源科技有限公司 一种石墨制备用加压焙烧炉

Also Published As

Publication number Publication date
FR2187474B1 (enrdf_load_stackoverflow) 1977-04-29
DE2329261A1 (de) 1974-01-03
ZA733237B (en) 1974-06-26
JPS4962304A (enrdf_load_stackoverflow) 1974-06-17
IT985346B (it) 1974-11-30
DE2329261B2 (de) 1974-10-03
FR2187474A1 (enrdf_load_stackoverflow) 1974-01-18

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Legal Events

Date Code Title Description
PS Patent sealed
EER Erroneous entry in the register of patents:

Free format text: DOCUMENT WAS IDENTIFIED AS HAVING CEASED WHILE IN FACT IT WAS STILL IN FORCE

EER Erroneous entry in the register of patents:

Free format text: DOCUMENT WAS IDENTIFIED AS HAVING CEASED WHILE IN FACT IT WAS STILL IN FORCE

EER Erroneous entry in the register of patents:

Free format text: DOCUMENT WAS IDENTIFIED AS HAVING CEASED WHILE IN FACT IT WAS STILL IN FORCE

EER Erroneous entry in the register of patents:

Free format text: DOCUEMTN WAS IDENTIFIED AS HAVING CEASED WHILE IN FACT IT WAS STILL IN FORCE

PE20 Patent expired after termination of 20 years

Effective date: 19930521