NL7301706A - - Google Patents

Info

Publication number
NL7301706A
NL7301706A NL7301706A NL7301706A NL7301706A NL 7301706 A NL7301706 A NL 7301706A NL 7301706 A NL7301706 A NL 7301706A NL 7301706 A NL7301706 A NL 7301706A NL 7301706 A NL7301706 A NL 7301706A
Authority
NL
Netherlands
Application number
NL7301706A
Other versions
NL157443B (en
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 filed Critical
Publication of NL7301706A publication Critical patent/NL7301706A/xx
Publication of NL157443B publication Critical patent/NL157443B/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/18—After-treatment, e.g. pore-sealing
    • C25D11/20—Electrolytic after-treatment
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/024—Anodisation under pulsed or modulated current or potential
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D11/00—Electrolytic coating by surface reaction, i.e. forming conversion layers
    • C25D11/02—Anodisation
    • C25D11/04—Anodisation of aluminium or alloys based thereon
    • C25D11/045—Anodisation of aluminium or alloys based thereon for forming AAO templates
    • 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
    • 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
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F10/00—Thin magnetic films, e.g. of one-domain structure
    • H01F10/06—Thin magnetic films, e.g. of one-domain structure characterised by the coupling or physical contact with connecting or interacting conductors
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/14—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for applying magnetic films to substrates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Manufacturing Of Magnetic Record Carriers (AREA)
  • Hard Magnetic Materials (AREA)
  • Magnetic Record Carriers (AREA)
NL7301706.A 1972-04-14 1973-02-07 MAGNETIC RECORDING MATERIAL, AS WELL AS A METHOD FOR MANUFACTURING THIS MAGNETIC RECORDING MATERIAL. NL157443B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47037421A JPS5121562B2 (en) 1972-04-14 1972-04-14

Publications (2)

Publication Number Publication Date
NL7301706A true NL7301706A (en) 1973-10-16
NL157443B NL157443B (en) 1978-07-17

Family

ID=12497044

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7301706.A NL157443B (en) 1972-04-14 1973-02-07 MAGNETIC RECORDING MATERIAL, AS WELL AS A METHOD FOR MANUFACTURING THIS MAGNETIC RECORDING MATERIAL.

Country Status (9)

Country Link
JP (1) JPS5121562B2 (en)
BE (1) BE798227A (en)
CA (1) CA1020489A (en)
CH (1) CH570659A5 (en)
DE (1) DE2309594C3 (en)
FR (1) FR2179731B1 (en)
GB (1) GB1418933A (en)
IT (1) IT977418B (en)
NL (1) NL157443B (en)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4939966U (en) * 1972-07-10 1974-04-08
JPS51148407A (en) * 1975-06-13 1976-12-20 Mitsubishi Electric Corp Magnetic recording medium
DE2616662C2 (en) * 1976-04-15 1984-02-02 Dornier System Gmbh, 7990 Friedrichshafen METHOD FOR PRODUCING A SELECTIVE SOLAR ABSORBER LAYER ON ALUMINUM
DE2658956A1 (en) * 1976-12-24 1978-06-29 Ibm Deutschland Magnetic recording material with extremely high bit density - using anisotropic alloys of gadolinium with iron or cobalt
JPS5671821A (en) * 1979-11-14 1981-06-15 Hitachi Ltd Substrate for magnetic disc and its manufacture
DE3035148A1 (en) * 1980-09-18 1982-04-22 Ibm Deutschland Gmbh, 7000 Stuttgart MAGNETIC RECORDING CARRIER FOR VERTICAL RECORDING
JPS5746320A (en) * 1980-09-01 1982-03-16 Pilot Pen Co Ltd:The Magnetic recording material and its production
JPS57158013A (en) * 1981-03-24 1982-09-29 Nec Corp Magnetic recording body
DE3277337D1 (en) * 1981-09-28 1987-10-22 Xerox Corp Post treatment of perpendicular magnetic recording media
JPS59130406A (en) * 1983-01-17 1984-07-27 Nippon Telegr & Teleph Corp <Ntt> Manufacture of powder permanent magnet
JPS59207029A (en) * 1983-05-10 1984-11-24 Nippon Gakki Seizo Kk Magnetic recording medium and its manufacture
US4808279A (en) * 1986-10-02 1989-02-28 The University Of Toronto Innovations Foundation Process for preparing magnetic recording material
US5923511A (en) * 1995-05-26 1999-07-13 International Business Machines Corporation Directly contactable disk for vertical magnetic data storage
FR3044329A1 (en) * 2015-11-27 2017-06-02 Constellium Neuf-Brisach METHOD FOR ELECTROLYTIC DEPOSITION OF AN ALTERNATING CURRENT CONVERSION LAYER

Also Published As

Publication number Publication date
GB1418933A (en) 1975-12-24
DE2309594B2 (en) 1975-01-16
DE2309594A1 (en) 1973-10-18
JPS4942305A (en) 1974-04-20
IT977418B (en) 1974-09-10
NL157443B (en) 1978-07-17
JPS5121562B2 (en) 1976-07-03
BE798227A (en) 1973-07-31
CH570659A5 (en) 1975-12-15
CA1020489A (en) 1977-11-08
FR2179731A1 (en) 1973-11-23
DE2309594C3 (en) 1975-08-28
FR2179731B1 (en) 1976-09-10

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: PILOT MAN NEW