FR2254536B1 - - Google Patents

Info

Publication number
FR2254536B1
FR2254536B1 FR7440926A FR7440926A FR2254536B1 FR 2254536 B1 FR2254536 B1 FR 2254536B1 FR 7440926 A FR7440926 A FR 7440926A FR 7440926 A FR7440926 A FR 7440926A FR 2254536 B1 FR2254536 B1 FR 2254536B1
Authority
FR
France
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
FR7440926A
Other languages
French (fr)
Other versions
FR2254536A1 (enrdf_load_stackoverflow
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.)
Xerox Corp
Original Assignee
Xerox 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
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of FR2254536A1 publication Critical patent/FR2254536A1/fr
Application granted granted Critical
Publication of FR2254536B1 publication Critical patent/FR2254536B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2/00—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic
    • B01J2/02—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops
    • B01J2/04—Processes or devices for granulating materials, e.g. fertilisers in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a gaseous medium
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or crystallographic structure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3
    • 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
    • H01F1/12—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 soft-magnetic materials
    • H01F1/34—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 soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—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 soft-magnetic materials non-metallic substances, e.g. ferrites in the form of particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Compounds Of Iron (AREA)
  • Catalysts (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
FR7440926A 1973-12-12 1974-12-12 Expired FR2254536B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US42414673A 1973-12-12 1973-12-12

Publications (2)

Publication Number Publication Date
FR2254536A1 FR2254536A1 (enrdf_load_stackoverflow) 1975-07-11
FR2254536B1 true FR2254536B1 (enrdf_load_stackoverflow) 1982-04-16

Family

ID=23681631

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7440926A Expired FR2254536B1 (enrdf_load_stackoverflow) 1973-12-12 1974-12-12

Country Status (10)

Country Link
JP (1) JPS5090996A (enrdf_load_stackoverflow)
BR (1) BR7409417A (enrdf_load_stackoverflow)
CA (1) CA1054837A (enrdf_load_stackoverflow)
DE (1) DE2452671C3 (enrdf_load_stackoverflow)
ES (1) ES432203A1 (enrdf_load_stackoverflow)
FR (1) FR2254536B1 (enrdf_load_stackoverflow)
GB (1) GB1481711A (enrdf_load_stackoverflow)
IT (1) IT1026878B (enrdf_load_stackoverflow)
NL (1) NL7415657A (enrdf_load_stackoverflow)
SE (1) SE397887B (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX146295A (es) * 1975-10-29 1982-06-03 Xerox Corp Metodo mejorado para producir particulas de ferrita recubiertas e insensibles a la humedad
FR2389968B1 (enrdf_load_stackoverflow) * 1977-05-02 1983-02-04 Burroughs Corp
JPS58145625A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
JPS58145622A (ja) * 1982-02-12 1983-08-30 Tdk Corp 磁性キヤリヤ粒子
US4480093A (en) * 1983-05-23 1984-10-30 Borg-Warner Chemicals, Inc. Amines salts of phosphoric acid
JPS60458A (ja) * 1983-06-09 1985-01-05 Kanto Denka Kogyo Kk 電子写真用キヤリア−
JPS6060930A (ja) * 1983-09-13 1985-04-08 Dowa Mining Co Ltd フエライト球状粉の製造法
DE3809694A1 (de) * 1988-03-23 1989-10-05 Hoechst Ceram Tec Ag Verfahren zur herstellung eines trennmittels zum mehrlagigen brennen von keramikfolien
JP2743009B2 (ja) * 1989-04-19 1998-04-22 戸田工業株式会社 ボンド磁心用フェライト粒子粉末及びその製造法
DE69012398T2 (de) * 1989-04-19 1995-02-02 Toda Kogyo Corp Ferritteilchen und Ferrit-Harz-Komposit für Verbundmagnetkern und Verfahren zu deren Herstellung.
FR2786479B1 (fr) * 1998-11-26 2001-10-19 Commissariat Energie Atomique Preparation par atomisation-sechage d'une poudre coulable de bioxyde d'uranium obtenu par conversion en voie seche de l'uf6

Also Published As

Publication number Publication date
GB1481711A (en) 1977-08-03
CA1054837A (en) 1979-05-22
JPS5090996A (enrdf_load_stackoverflow) 1975-07-21
DE2452671A1 (de) 1975-06-26
BR7409417A (pt) 1976-05-18
SE397887B (sv) 1977-11-21
DE2452671C3 (de) 1979-12-20
IT1026878B (it) 1978-10-20
SE7415379L (enrdf_load_stackoverflow) 1975-06-13
DE2452671B2 (de) 1979-04-12
ES432203A1 (es) 1977-02-16
NL7415657A (nl) 1975-03-27
FR2254536A1 (enrdf_load_stackoverflow) 1975-07-11

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Legal Events

Date Code Title Description
ST Notification of lapse