CH614553A5 - Magnetic ink - Google Patents

Magnetic ink

Info

Publication number: CH614553A5
Authority: CH; Switzerland
Prior art keywords: magnetic ink; ink; magnetic
Prior art date: 1974-08-23

Application number

CH1012575A

Inventor

Zlata Kovac

Barbara A Gardineer

Original Assignee

Ibm

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.)

1974-08-23

Filing date

1975-08-04

Publication date

1979-11-30

1975-08-04 Application filed by Ibm filed Critical Ibm

1979-11-30 Publication of CH614553A5 publication Critical patent/CH614553A5/en

Links

Classifications

- 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
- H01F41/16—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 the magnetic material being applied in the form of particles, e.g. by serigraphy, to form thick magnetic films or precursors therefor
- 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
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids

Landscapes

Engineering & Computer Science (AREA)
Power Engineering (AREA)
Manufacturing & Machinery (AREA)
Inks, Pencil-Leads, Or Crayons (AREA)
Wet Developing In Electrophotography (AREA)
Paints Or Removers (AREA)
Soft Magnetic Materials (AREA)

CH1012575A 1974-08-23 1975-08-04 Magnetic ink CH614553A5 (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US49995674A	1974-08-23	1974-08-23

Publications (1)

Publication Number	Publication Date
CH614553A5 true CH614553A5 (en)	1979-11-30

Family

ID=23987457

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CH1012575A CH614553A5 (en)	1974-08-23	1975-08-04	Magnetic ink

Country Status (14)

Country	Link
JP (1)	JPS5618035B2 (en)
AR (1)	AR206932A1 (en)
AU (1)	AU496896B2 (en)
BE (1)	BE831315A (en)
BR (1)	BR7505392A (en)
CA (1)	CA1062854A (en)
CH (1)	CH614553A5 (en)
DE (1)	DE2529053C2 (en)
ES (1)	ES439588A1 (en)
FR (1)	FR2282460B1 (en)
GB (1)	GB1478088A (en)
IT (1)	IT1041765B (en)
NL (1)	NL7507910A (en)
SE (1)	SE422808B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR2461521A1 (en) *	1979-07-20	1981-02-06	Anvar	MAGNETIC FLUIDS, IN PARTICULAR FERROFLUIDS, AND PROCESS FOR OBTAINING THEM
JPS6062238U (en) *	1983-10-04	1985-05-01	ヤンマー農機株式会社	Bundling device of straw binding machine
JPS6099178A (en) *	1983-11-01	1985-06-03	Mitsubishi Electric Corp	Material for writing utensil
JPH07116399B2 (en) *	1986-08-15	1995-12-13	株式会社リコー	Aqueous ink composition

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3471415A (en) *	1966-12-20	1969-10-07	Honora Friedman	Magnetic inks containing lecithin as a surfactant
US3531413A (en) *	1967-09-22	1970-09-29	Avco Corp	Method of substituting one ferrofluid solvent for another
US3764540A (en) *	1971-05-28	1973-10-09	Us Interior	Magnetofluids and their manufacture

1975
- 1975-01-01 AR AR260108A patent/AR206932A1/en active
- 1975-05-21 GB GB2187275A patent/GB1478088A/en not_active Expired
- 1975-06-26 IT IT24792/75A patent/IT1041765B/en active
- 1975-06-30 DE DE2529053A patent/DE2529053C2/en not_active Expired
- 1975-07-03 NL NL7507910A patent/NL7507910A/en not_active Application Discontinuation
- 1975-07-03 FR FR7521478A patent/FR2282460B1/en not_active Expired
- 1975-07-11 BE BE158253A patent/BE831315A/en not_active IP Right Cessation
- 1975-07-15 JP JP8592675A patent/JPS5618035B2/ja not_active Expired
- 1975-07-21 ES ES439588A patent/ES439588A1/en not_active Expired
- 1975-07-24 CA CA232,198A patent/CA1062854A/en not_active Expired
- 1975-08-04 CH CH1012575A patent/CH614553A5/en not_active IP Right Cessation
- 1975-08-21 SE SE7509333A patent/SE422808B/en unknown
- 1975-08-22 BR BR7505392*A patent/BR7505392A/en unknown
- 1975-08-25 AU AU84252/75A patent/AU496896B2/en not_active Expired

Also Published As

Publication number	Publication date
AR206932A1 (en)	1976-08-31
FR2282460A1 (en)	1976-03-19
ES439588A1 (en)	1977-02-16
IT1041765B (en)	1980-01-10
AU8425275A (en)	1977-03-03
BE831315A (en)	1975-11-03
JPS5137705A (en)	1976-03-30
AU496896B2 (en)	1978-11-09
CA1062854A (en)	1979-09-25
DE2529053A1 (en)	1976-03-04
DE2529053C2 (en)	1982-06-03
SE422808B (en)	1982-03-29
JPS5618035B2 (en)	1981-04-25
BR7505392A (en)	1976-08-03
NL7507910A (en)	1976-02-25
SE7509333L (en)	1976-02-24
GB1478088A (en)	1977-06-29
FR2282460B1 (en)	1977-07-22

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Legal Events

Date	Code	Title	Description
1988-04-29	PL	Patent ceased