CA1069868A - Hydratation-desintegration de matieres comprenant des alliages et produites par un procede de reduction-diffusion - Google Patents

Hydratation-desintegration de matieres comprenant des alliages et produites par un procede de reduction-diffusion

Info

Publication number
CA1069868A
CA1069868A CA217,522A CA217522A CA1069868A CA 1069868 A CA1069868 A CA 1069868A CA 217522 A CA217522 A CA 217522A CA 1069868 A CA1069868 A CA 1069868A
Authority
CA
Canada
Prior art keywords
calcium
cake
water vapor
gas
hydration
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
CA217,522A
Other languages
English (en)
Other versions
CA217522S (en
Inventor
Theodore B. Lerman
Charles M. Mcfarland
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.)
General Electric Co
Original Assignee
General Electric Co
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 General Electric Co filed Critical General Electric Co
Application granted granted Critical
Publication of CA1069868A publication Critical patent/CA1069868A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/06—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder
    • H01F1/065—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys in the form of particles, e.g. powder obtained by a reduction
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
CA217,522A 1974-06-03 1975-01-07 Hydratation-desintegration de matieres comprenant des alliages et produites par un procede de reduction-diffusion Expired CA1069868A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US475900A US3877999A (en) 1974-06-03 1974-06-03 Hydration-disintegration of cobalt-rare earth alloy containing material

Publications (1)

Publication Number Publication Date
CA1069868A true CA1069868A (fr) 1980-01-15

Family

ID=23889635

Family Applications (1)

Application Number Title Priority Date Filing Date
CA217,522A Expired CA1069868A (fr) 1974-06-03 1975-01-07 Hydratation-desintegration de matieres comprenant des alliages et produites par un procede de reduction-diffusion

Country Status (2)

Country Link
US (1) US3877999A (fr)
CA (1) CA1069868A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0434669B1 (fr) * 1984-09-29 1994-08-10 Kabushiki Kaisha Toshiba Préparation d'un poudre magnétique enduit et noyau de poudre magnétique comprimé
US4767450A (en) * 1984-11-27 1988-08-30 Sumitomo Special Metals Co., Ltd. Process for producing the rare earth alloy powders
US4769063A (en) * 1986-03-06 1988-09-06 Sumitomo Special Metals Co., Ltd. Method for producing rare earth alloy

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2633987A (en) * 1948-12-27 1953-04-07 American Cyanamid Co Viscosity control in heavy media separation
US2683685A (en) * 1951-07-28 1954-07-13 Standard Oil Dev Co Elutriation of finely divided solids
US3625779A (en) * 1969-08-21 1971-12-07 Gen Electric Reduction-fusion process for the production of rare earth intermetallic compounds
GB1225887A (fr) * 1969-11-19 1971-03-24
US3748193A (en) * 1971-08-16 1973-07-24 Gen Electric Rare earth intermetallic compounds by a calcium hydride reduction diffusion process

Also Published As

Publication number Publication date
US3877999A (en) 1975-04-15

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