NL169198C - Werkwijze voor de bereiding van ferromagnetische deeltjes, alsmede daaruit samengestelde magneten en magnetische onderdelen. - Google Patents

Werkwijze voor de bereiding van ferromagnetische deeltjes, alsmede daaruit samengestelde magneten en magnetische onderdelen.

Info

Publication number
NL169198C
NL169198C NL6909766A NL6909766A NL169198C NL 169198 C NL169198 C NL 169198C NL 6909766 A NL6909766 A NL 6909766A NL 6909766 A NL6909766 A NL 6909766A NL 169198 C NL169198 C NL 169198C
Authority
NL
Netherlands
Prior art keywords
magnets
magnetic components
ferromagnetic particles
components composed
preparing ferromagnetic
Prior art date
Application number
NL6909766A
Other languages
English (en)
Dutch (nl)
Other versions
NL169198B (nl
NL6909766A (enrdf_load_stackoverflow
Inventor
Jr E L Little
J D Wolf
Original Assignee
Du Pont
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 Du Pont filed Critical Du Pont
Publication of NL6909766A publication Critical patent/NL6909766A/xx
Publication of NL169198B publication Critical patent/NL169198B/xx
Application granted granted Critical
Publication of NL169198C publication Critical patent/NL169198C/xx

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
    • H01F1/09—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 mixtures of metallic and non-metallic particles; metallic particles having oxide skin
    • 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
    • B22F9/24—Making metallic powder or suspensions thereof using chemical processes with reduction of metal compounds starting from liquid metal compounds, e.g. solutions
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/32—Ferrous alloys, e.g. steel alloys containing chromium with boron
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/18—Ferrous alloys, e.g. steel alloys containing chromium
    • C22C38/40—Ferrous alloys, e.g. steel alloys containing chromium with nickel
    • C22C38/52—Ferrous alloys, e.g. steel alloys containing chromium with nickel with cobalt
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/62—Record carriers characterised by the selection of the material
    • G11B5/68—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent
    • G11B5/70—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer
    • G11B5/706—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material
    • G11B5/70605—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys
    • G11B5/70615—Record carriers characterised by the selection of the material comprising one or more layers of magnetisable material homogeneously mixed with a bonding agent on a base layer characterised by the composition of the magnetic material metals or alloys containing Fe metal or alloys
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Metallurgy (AREA)
  • Power Engineering (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Hard Magnetic Materials (AREA)
  • Powder Metallurgy (AREA)
  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)
NL6909766A 1968-06-25 1969-06-25 Werkwijze voor de bereiding van ferromagnetische deeltjes, alsmede daaruit samengestelde magneten en magnetische onderdelen. NL169198C (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US73986068A 1968-06-25 1968-06-25
US82738669A 1969-05-23 1969-05-23

Publications (3)

Publication Number Publication Date
NL6909766A NL6909766A (enrdf_load_stackoverflow) 1969-12-30
NL169198B NL169198B (nl) 1982-01-18
NL169198C true NL169198C (nl) 1982-06-16

Family

ID=27113588

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6909766A NL169198C (nl) 1968-06-25 1969-06-25 Werkwijze voor de bereiding van ferromagnetische deeltjes, alsmede daaruit samengestelde magneten en magnetische onderdelen.

Country Status (7)

Country Link
JP (1) JPS5010263B1 (enrdf_load_stackoverflow)
BE (1) BE735054A (enrdf_load_stackoverflow)
DE (1) DE1931664B2 (enrdf_load_stackoverflow)
FR (1) FR2014222B1 (enrdf_load_stackoverflow)
GB (1) GB1229758A (enrdf_load_stackoverflow)
NL (1) NL169198C (enrdf_load_stackoverflow)
SE (1) SE374392B (enrdf_load_stackoverflow)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5376957A (en) * 1976-12-20 1978-07-07 Hitachi Maxell Magnetic metal iron powder and said manufacturing process
DE2743298A1 (de) * 1977-09-27 1979-04-05 Basf Ag Ferromagnetische, im wesentlichen aus eisen bestehende metallteilchen und verfahren zu deren herstellung
JPS5853022A (ja) * 1981-09-24 1983-03-29 Hitachi Maxell Ltd 磁気記録媒体
JPS5999706A (ja) * 1982-11-29 1984-06-08 Kanto Denka Kogyo Kk 磁気記録用強磁性金属粉末の製造方法
JPS59170211A (ja) * 1983-03-14 1984-09-26 Toho Aen Kk 超微粉の製造方法
JPS62185967U (enrdf_load_stackoverflow) * 1986-05-20 1987-11-26
FR3127111B1 (fr) 2021-09-17 2023-09-29 Robocath Module d’entrainement en translation de plusieurs instruments medicaux souples allonges comprenant un dispositif de convergence vers une piste commune
FR3127113B1 (fr) 2021-09-17 2024-05-03 Robocath Module d’entrainement en translation d’au moins un instrument medical souple allonge avec canal de guidage den translation de cet instrument medical souple allonge
FR3127110A1 (fr) 2021-09-17 2023-03-24 Robocath MODULE D’ENTRAINEMENT DE ROBOT CATHETER comprenant une base et un support de connecteur y, base de module d’entrainement associéee, support de connecteur y associe
FR3127112B1 (fr) 2021-09-17 2024-11-15 Robocath Robot catheter

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1047933A (en) * 1962-09-12 1966-11-09 Exxon Research Engineering Co Catalysts
US3206338A (en) * 1963-05-10 1965-09-14 Du Pont Non-pyrophoric, ferromagnetic acicular particles and their preparation

Also Published As

Publication number Publication date
DE1931664B2 (de) 1971-04-15
DE1931664A1 (de) 1970-02-19
FR2014222A1 (enrdf_load_stackoverflow) 1970-04-17
NL169198B (nl) 1982-01-18
SE374392B (enrdf_load_stackoverflow) 1975-03-03
FR2014222B1 (enrdf_load_stackoverflow) 1974-06-14
NL6909766A (enrdf_load_stackoverflow) 1969-12-30
JPS5010263B1 (enrdf_load_stackoverflow) 1975-04-19
GB1229758A (enrdf_load_stackoverflow) 1971-04-28
BE735054A (enrdf_load_stackoverflow) 1969-12-24

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee