NL202923A - - Google Patents

Info

Publication number: NL202923A
Authority: NL; Netherlands

Application number

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.)

1954-12-20

Publication of NL202923A publication Critical patent/NL202923A/xx

Classifications

- 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
- G11B5/855—Coating only part of a support with a magnetic layer
- 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
- G03G9/0825—Developers with toner particles characterised by their structure; characterised by non-homogenuous distribution of components
- 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
- G03G9/083—Magnetic toner particles
- G03G9/0831—Chemical composition of the magnetic components
- G03G9/0832—Metals
- 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
- G03G9/083—Magnetic toner particles
- G03G9/0837—Structural characteristics of the magnetic components, e.g. shape, crystallographic structure
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/14—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by electrographic printing, e.g. xerography; by magnetographic printing
- 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

NL202923D 1954-12-20 NL202923A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US47653454A	1954-12-20	1954-12-20

Publications (1)

Publication Number	Publication Date
NL202923A true NL202923A (en)

Family

ID=37148497

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL202923D NL202923A (en)	1954-12-20

Country Status (4)

Country	Link
DE (1)	DE1039073B (en)
FR (1)	FR1160644A (en)
GB (1)	GB820931A (en)
NL (1)	NL202923A (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1144743B (en) *	1958-12-30	1963-03-07	Ibm	Printing ink with magnetic dye particles
US2985135A (en) *	1959-05-28	1961-05-23	Ibm	Magnetic typewriter
DE2559018C2 (en) *	1975-12-29	1983-08-25	Elfotec AG, 8126 Zumikon	Process for producing a magnetic one-component toner
NL7707547A (en) *	1977-07-07	1979-01-09	Oce Van Der Grinten Nv	METHOD FOR MAGNETIC TRANSFER OF A POWDER IMAGE.
EP0055992B1 (en) *	1978-03-28	1985-12-18	E.I. Du Pont De Nemours And Company	Composition for a toner of a magnetic resist printing process
JPS5923009B2 (en) *	1979-06-26	1984-05-30	日本ビクター株式会社	magnetic recording medium
JPS5693122A (en) *	1979-12-24	1981-07-28	Fujitsu Ltd	Magnetic recording medium having lubricated magnetic recording layer

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2744031A (en) *	1949-10-15	1956-05-01	Ncr Co	Sheet having a transferable coating containing magnetizable material

0
- NL NL202923D patent/NL202923A/xx unknown
1955
- 1955-12-06 FR FR1160644D patent/FR1160644A/en not_active Expired
- 1955-12-15 GB GB3600255A patent/GB820931A/en not_active Expired
- 1955-12-17 DE DEI11037A patent/DE1039073B/en active Granted

Also Published As

Publication number	Publication date
DE1039073C2 (en)	1959-03-12
GB820931A (en)	1959-09-30
FR1160644A (en)	1958-07-22
DE1039073B (en)	1958-09-18

Publication	Publication Date	Title
AT191484B (en)
AT192924B (en)
AT195977B (en)	1958-02-25
AT195459B (en)	1958-02-10
AT192363B (en)	1957-10-10
AT196304B (en)	1958-03-10
AT192385B (en)	1957-10-10
AT195836B (en)	1958-02-25
AT195345B (en)	1958-01-25
AT197898B (en)	1958-05-27
AT190491B (en)	1957-07-10
AT192359B (en)	1957-10-10
AT196650B (en)	1958-03-25
AT199414B (en)	1958-09-10
AT194891B (en)	1958-01-25
AT194954B (en)	1958-01-25
AT195139B (en)	1958-01-25
AT195221B (en)	1958-01-25
AT195335B (en)	1958-01-25
AT194723B (en)	1958-01-10
AT196784B (en)	1958-03-25
AT195552B (en)	1958-02-10
AT195750B (en)	1958-02-25
AT195822B (en)	1958-02-25
AT197095B (en)	1958-04-10