IT1095411B - Processo di riduzione sotto vuoto per produrre ferro-tungsteno - Google Patents

Processo di riduzione sotto vuoto per produrre ferro-tungsteno

Info

Publication number
IT1095411B
IT1095411B IT20247/78A IT2024778A IT1095411B IT 1095411 B IT1095411 B IT 1095411B IT 20247/78 A IT20247/78 A IT 20247/78A IT 2024778 A IT2024778 A IT 2024778A IT 1095411 B IT1095411 B IT 1095411B
Authority
IT
Italy
Prior art keywords
tungsten
reduction process
produce iron
vacuum reduction
vacuum
Prior art date
Application number
IT20247/78A
Other languages
English (en)
Italian (it)
Other versions
IT7820247A0 (it
Original Assignee
Amax Inc
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
Priority claimed from US05/768,386 external-priority patent/US4113479A/en
Application filed by Amax Inc filed Critical Amax Inc
Publication of IT7820247A0 publication Critical patent/IT7820247A0/it
Application granted granted Critical
Publication of IT1095411B publication Critical patent/IT1095411B/it

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
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/16—Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture And Refinement Of Metals (AREA)
IT20247/78A 1977-02-14 1978-02-13 Processo di riduzione sotto vuoto per produrre ferro-tungsteno IT1095411B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/768,386 US4113479A (en) 1976-02-27 1977-02-14 Vacuum smelting process for producing ferrotungsten

Publications (2)

Publication Number Publication Date
IT7820247A0 IT7820247A0 (it) 1978-02-13
IT1095411B true IT1095411B (it) 1985-08-10

Family

ID=25082347

Family Applications (1)

Application Number Title Priority Date Filing Date
IT20247/78A IT1095411B (it) 1977-02-14 1978-02-13 Processo di riduzione sotto vuoto per produrre ferro-tungsteno

Country Status (10)

Country Link
JP (1) JPS53124113A (ja)
AT (1) AT372980B (ja)
BE (1) BE863817A (ja)
BR (1) BR7800847A (ja)
CA (1) CA1097950A (ja)
DE (1) DE2806200A1 (ja)
FR (1) FR2380348A1 (ja)
GB (1) GB1547139A (ja)
IT (1) IT1095411B (ja)
NL (1) NL7801460A (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102665973B (zh) * 2009-10-26 2014-07-16 明普罗公司 碳化钨的循环利用
SE537464C2 (sv) * 2013-05-27 2015-05-12 Ferrolegeringar Ab Järn- och volframhaltiga briketter

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR427774A (fr) * 1911-02-17 1911-08-12 Goldschmidt Ag Th Procédé pour la fabrication d'alliages à base de tungstène et à teneur élevée, en particulier du ferro-tungstène, et leur introduction dans les bains de métaux en fusion
CH85900A (de) * 1918-05-06 1920-07-16 Ampere Ges Mit Beschraenkter H Verfahren zur Darstellung von kohlenstoffarmem Ferrochrom.
FR499905A (fr) * 1918-07-30 1920-02-26 Harold Alexandre Blackwell Procédé de fabrication et d'application du ferro-tungstène
FR552520A (fr) * 1922-06-03 1923-05-02 Continuous Reaction Company Lt Perfectionnements dans la fabrication du ferrotungstène et du ferromolybdène
US1786393A (en) * 1926-05-22 1930-12-23 Schwarzkopf Paul Method of producing ferromolybdenum and ferrotungsten
JPS5654207B2 (ja) * 1974-07-26 1981-12-24
US3966459A (en) 1974-09-24 1976-06-29 Amax Inc. Process for thermal dissociation of molybdenum disulfide
JPS51100924A (ja) * 1975-03-04 1976-09-06 Nisshin Steel Co Ltd Shinkukotaikangennyoru kotanso feecr gokinno seizohoho

Also Published As

Publication number Publication date
FR2380348A1 (fr) 1978-09-08
JPS53124113A (en) 1978-10-30
BR7800847A (pt) 1978-12-19
BE863817A (fr) 1978-05-29
IT7820247A0 (it) 1978-02-13
FR2380348B1 (ja) 1980-04-04
DE2806200A1 (de) 1978-08-17
GB1547139A (en) 1979-06-06
ATA95678A (de) 1983-04-15
JPS5548577B2 (ja) 1980-12-06
AT372980B (de) 1983-12-12
CA1097950A (en) 1981-03-24
NL7801460A (nl) 1978-08-16

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