GB919954A - Improvements in and relating to the production of ultra fine metal powders - Google Patents

Improvements in and relating to the production of ultra fine metal powders

Info

Publication number
GB919954A
GB919954A GB3867461A GB3867461A GB919954A GB 919954 A GB919954 A GB 919954A GB 3867461 A GB3867461 A GB 3867461A GB 3867461 A GB3867461 A GB 3867461A GB 919954 A GB919954 A GB 919954A
Authority
GB
United Kingdom
Prior art keywords
production
relating
fine metal
metal powders
ultra fine
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
GB3867461A
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.)
Union Carbide Corp
Original Assignee
Union Carbide 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
Priority claimed from US68569A external-priority patent/US3104165A/en
Application filed by Union Carbide Corp filed Critical Union Carbide Corp
Publication of GB919954A publication Critical patent/GB919954A/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
    • 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
    • B22F9/28—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from gaseous metal compounds
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
    • C22B5/00—General methods of reducing to metals

Abstract

<PICT:0919954/III/1> In a process for the production of ultrafine W powder (see Group II), WCl6 is formed in situ by feeding hydrogen-reduced W powder from a hopper 31 into a chlorinator 39 having baffle plates 41. Chlorine is fed in at 44.
GB3867461A 1960-11-10 1961-10-30 Improvements in and relating to the production of ultra fine metal powders Expired GB919954A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US6844660A 1960-11-10 1960-11-10
US68569A US3104165A (en) 1960-11-10 1960-11-10 Process for producing ultrafine metal particles

Publications (1)

Publication Number Publication Date
GB919954A true GB919954A (en) 1963-02-27

Family

ID=26748984

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3867461A Expired GB919954A (en) 1960-11-10 1961-10-30 Improvements in and relating to the production of ultra fine metal powders

Country Status (3)

Country Link
BE (1) BE610067A (en)
GB (1) GB919954A (en)
LU (1) LU40796A1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568863A1 (en) * 1992-05-04 1993-11-10 H.C. Starck GmbH & Co. KG Fine metal particles
EP0568862A1 (en) * 1992-05-04 1993-11-10 H.C. Starck GmbH & Co. KG Fine metal particles
EP0650791A1 (en) * 1993-11-02 1995-05-03 H.C. Starck GmbH & Co. KG Fine particles of metals, alloys and metal compounds
CN113020617A (en) * 2021-02-26 2021-06-25 宁夏德运创润钛业有限公司 Method for preparing ultrafine high-purity refractory metal powder

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0568863A1 (en) * 1992-05-04 1993-11-10 H.C. Starck GmbH & Co. KG Fine metal particles
EP0568862A1 (en) * 1992-05-04 1993-11-10 H.C. Starck GmbH & Co. KG Fine metal particles
US5403375A (en) * 1992-05-04 1995-04-04 H.C. Starck Gmbh & Co. Kg Fine-particle metal powders
US5407458A (en) * 1992-05-04 1995-04-18 H. C. Starck Gmbh & Co. Kg. Fine-particle metal powders
EP0650791A1 (en) * 1993-11-02 1995-05-03 H.C. Starck GmbH & Co. KG Fine particles of metals, alloys and metal compounds
CN113020617A (en) * 2021-02-26 2021-06-25 宁夏德运创润钛业有限公司 Method for preparing ultrafine high-purity refractory metal powder

Also Published As

Publication number Publication date
BE610067A (en) 1962-03-01
LU40796A1 (en) 1962-01-08

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