GB743791A - Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets - Google Patents

Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets

Info

Publication number
GB743791A
GB743791A GB736953A GB736953A GB743791A GB 743791 A GB743791 A GB 743791A GB 736953 A GB736953 A GB 736953A GB 736953 A GB736953 A GB 736953A GB 743791 A GB743791 A GB 743791A
Authority
GB
United Kingdom
Prior art keywords
powder
mixture
zinc
per cent
iron oxide
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
GB736953A
Other languages
English (en)
Inventor
William Lamb
Stephen Marriott
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 Company PLC
Original Assignee
General Electric Company PLC
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 to NL89248D priority Critical patent/NL89248C/xx
Priority to NLAANVRAGE8601352,A priority patent/NL185974B/xx
Application filed by General Electric Company PLC filed Critical General Electric Company PLC
Priority to GB736953A priority patent/GB743791A/en
Publication of GB743791A publication Critical patent/GB743791A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2608Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead
    • C04B35/2625Compositions containing one or more ferrites of the group comprising manganese, zinc, nickel, copper or cobalt and one or more ferrites of the group comprising rare earth metals, alkali metals, alkaline earth metals or lead containing magnesium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/16Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B22CASTING; POWDER METALLURGY
    • B22FWORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00Making metallic powder or suspensions thereof
    • B22F9/16Making metallic powder or suspensions thereof using chemical processes
    • B22F9/18Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds
    • B22F9/20Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds
    • B22F9/22Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from solid metal compounds using gaseous reductors

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
  • Hard Magnetic Materials (AREA)
GB736953A 1953-03-17 1953-03-17 Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets Expired GB743791A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NL89248D NL89248C (OSRAM) 1953-03-17
NLAANVRAGE8601352,A NL185974B (nl) 1953-03-17 Inrichting voor het besproeien van kweekbedden alsmede sproeimondstuk.
GB736953A GB743791A (en) 1953-03-17 1953-03-17 Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB736953A GB743791A (en) 1953-03-17 1953-03-17 Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets

Publications (1)

Publication Number Publication Date
GB743791A true GB743791A (en) 1956-01-25

Family

ID=9831817

Family Applications (1)

Application Number Title Priority Date Filing Date
GB736953A Expired GB743791A (en) 1953-03-17 1953-03-17 Improvements in or relating to the production of magnetisable powder suitable for the manufacture of permanent magnets

Country Status (2)

Country Link
GB (1) GB743791A (OSRAM)
NL (2) NL185974B (OSRAM)

Also Published As

Publication number Publication date
NL89248C (OSRAM)
NL185974B (nl)

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