BE863817A - Procede d'elaboration du ferrotungstene par fusion sous vide - Google Patents

Procede d'elaboration du ferrotungstene par fusion sous vide

Info

Publication number: BE863817A
Authority: BE; Belgium
Prior art keywords: ferrotungstene; preparing; vacuum fusion; fusion; vacuum
Prior art date: 1977-02-14

Application number

BE185047A

Other languages

English (en)

French (fr)

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.)

1977-02-14

Filing date

1978-02-09

Publication date

1978-05-29

1977-02-14 Priority claimed from US05/768,386 external-priority patent/US4113479A/en

1978-02-09 Application filed by Amax Inc filed Critical Amax Inc

1978-05-29 Publication of BE863817A publication Critical patent/BE863817A/xx

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)

BE185047A 1977-02-14 1978-02-09 Procede d'elaboration du ferrotungstene par fusion sous vide BE863817A (fr)

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 (1)

Publication Number	Publication Date
BE863817A true BE863817A (fr)	1978-05-29

Family

ID=25082347

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BE185047A BE863817A (fr)	1977-02-14	1978-02-09	Procede d'elaboration du ferrotungstene par fusion sous vide

Country Status (10)

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

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US8685137B2 (en)	2009-10-26	2014-04-01	Minpro Aktiebolag	Recycling of tungsten carbides
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 (xx) *	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

1978
- 1978-01-31 CA CA295,974A patent/CA1097950A/en not_active Expired
- 1978-02-08 NL NL7801460A patent/NL7801460A/xx not_active Application Discontinuation
- 1978-02-08 GB GB5119/78A patent/GB1547139A/en not_active Expired
- 1978-02-09 BE BE185047A patent/BE863817A/xx not_active IP Right Cessation
- 1978-02-10 FR FR7803889A patent/FR2380348A1/fr active Granted
- 1978-02-10 AT AT0095678A patent/AT372980B/de not_active IP Right Cessation
- 1978-02-13 BR BR7800847A patent/BR7800847A/pt unknown
- 1978-02-13 IT IT20247/78A patent/IT1095411B/it active
- 1978-02-14 DE DE19782806200 patent/DE2806200A1/de not_active Withdrawn
- 1978-02-14 JP JP1583978A patent/JPS53124113A/ja active Granted

Also Published As

Publication number	Publication date
ATA95678A (de)	1983-04-15
IT1095411B (it)	1985-08-10
JPS53124113A (en)	1978-10-30
AT372980B (de)	1983-12-12
FR2380348B1 (xx)	1980-04-04
GB1547139A (en)	1979-06-06
IT7820247A0 (it)	1978-02-13
BR7800847A (pt)	1978-12-19
DE2806200A1 (de)	1978-08-17
CA1097950A (en)	1981-03-24
NL7801460A (nl)	1978-08-16
JPS5548577B2 (xx)	1980-12-06
FR2380348A1 (fr)	1978-09-08

Similar Documents

Publication	Publication Date	Title
LU80084A1 (fr)	1979-09-07	Procede de preparation d'oligoimides
BE865808A (fr)	1978-10-09	Procede de preparation de l'ethylene-glycol
FR2314915A1 (fr)	1977-01-14	Procede de preparation du 2-hydroxyisobutyramide a partir de l'acetone-cyanhydrine
BE865661A (fr)	1978-10-04	Procede de preparation de 3-alkyl-butene-1-als
BE864265A (fr)	1978-08-23	Procede de preparation d'acides alcoyl-carboxyliques superieurs
BE841285A (fr)	1976-10-29	Procede de preparation d'acetoacetyl-arylamides
BE870162A (fr)	1979-03-01	Procede de preparation de p-benzoquinonediacetals
FR2309542A1 (fr)	1976-11-26	Procede de preparation d'acetoacetylamino-5 benzimidazolone
BE874931A (fr)	1979-09-19	Procede de preparation de trifluoromethylphenols
BE865728A (fr)	1978-10-05	Procede de preparation du 2,3-dimethylpentanal
FR2341529A1 (fr)	1977-09-16	Procede de preparation de b''-a12o3
BE843288A (fr)	1976-10-18	Procede de preparation d'indoloquinolizines
BE865532A (fr)	1978-10-02	Procede de preparation de 2,2-dimethylolalcanals
FR2322848A1 (fr)	1977-04-01	Procede de preparation d'un ester cyclopropane-carboxylique
BE858628A (fr)	1978-01-02	Procede de preparation de l'ethylene-glycol
BE863817A (fr)	1978-05-29	Procede d'elaboration du ferrotungstene par fusion sous vide
BE874713A (fr)	1979-07-02	Procede de preparation de p-amino-diphenylamine
FR2334654A1 (fr)	1977-07-08	Procede de preparation d'halogeno-nitrobenzenes
BE872842A (fr)	1979-04-17	Procede de preparation de derives de 1-hydroxyaporphine
BE863350A (fr)	1978-07-26	Procede de preparation du tetramethyl-diacetal de la cyclohexane-dione-1,4
FR2307781A1 (fr)	1976-11-12	Procede de preparation d'acenaphtenes
PT67685A (fr)	1979-05-16	Procede de preparation de derives 17 alpha-acetyleniques de l'androst-4-ene
BE870978A (fr)	1979-04-03	Procede de preparation de la (-)-vincamine
BE872383A (fr)	1979-05-29	Procede de preparation de phenylbutenones
BE866923A (fr)	1978-11-10	Procede de preparation d'alkphosphines

Legal Events

Date	Code	Title	Description
1986-08-31	RE	Patent lapsed	Owner name: AMAX INC. Effective date: 19860228

Date

Code

Title

Description

1986-08-31

Patent lapsed

Owner name: AMAX INC.

Effective date: 19860228