CA925612A - Magnetizable information storage element - Google Patents

Magnetizable information storage element

Info

Publication number: CA925612A
Authority: CA; Canada
Prior art keywords: information storage; storage element; magnetizable; magnetizable information; storage
Prior art date: 1969-01-15
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

CA071930A

Inventor

K. Case Laura

R. Shannon Robert

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.)

Northrop Grumman Guidance and Electronics Co Inc

Original Assignee

Itek 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.)

1969-01-15

Filing date

1970-01-12

Publication date

1973-05-01

1970-01-12 Application filed by Itek Corp filed Critical Itek Corp

1973-05-01 Application granted granted Critical

1973-05-01 Publication of CA925612A publication Critical patent/CA925612A/en

Status Expired legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C11/00—Auxiliary processes in photography
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/005—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein
- G03C1/06—Silver halide emulsions; Preparation thereof; Physical treatment thereof; Incorporation of additives therein with non-macromolecular additives
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/52—Compositions containing diazo compounds as photosensitive substances
- G03C1/62—Metal compounds reducible to metal
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/64—Compositions containing iron compounds as photosensitive substances
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C1/00—Photosensitive materials
- G03C1/705—Compositions containing chalcogenides, metals or alloys thereof, as photosensitive substances, e.g. photodope systems
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
- G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
- G03C5/58—Processes for obtaining metallic images by vapour deposition or physical development
- 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
- G11B5/702—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 bonding agent

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Spectroscopy & Molecular Physics (AREA)
Chemical Kinetics & Catalysis (AREA)
Metallurgy (AREA)
Photosensitive Polymer And Photoresist Processing (AREA)
Non-Silver Salt Photosensitive Materials And Non-Silver Salt Photography (AREA)

CA071930A 1969-01-15 1970-01-12 Magnetizable information storage element Expired CA925612A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US79223169A	1969-01-15	1969-01-15

Publications (1)

Publication Number	Publication Date
CA925612A true CA925612A (en)	1973-05-01

Family

ID=25156191

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA071930A Expired CA925612A (en)	1969-01-15	1970-01-12	Magnetizable information storage element

Country Status (6)

Country	Link
BE (1)	BE744473A (en)
CA (1)	CA925612A (en)
DE (1)	DE2001698A1 (en)
FR (1)	FR2037309A5 (en)
GB (1)	GB1293271A (en)
NL (1)	NL7000341A (en)

1970
- 1970-01-06 GB GB54970A patent/GB1293271A/en not_active Expired
- 1970-01-12 CA CA071930A patent/CA925612A/en not_active Expired
- 1970-01-12 NL NL7000341A patent/NL7000341A/xx unknown
- 1970-01-13 FR FR7001030A patent/FR2037309A5/fr not_active Expired
- 1970-01-15 BE BE744473D patent/BE744473A/en unknown
- 1970-01-15 DE DE19702001698 patent/DE2001698A1/en active Pending

Also Published As

Publication number	Publication date
GB1293271A (en)	1972-10-18
DE2001698A1 (en)	1970-07-30
BE744473A (en)	1970-07-15
NL7000341A (en)	1970-07-17
FR2037309A5 (en)	1970-12-31

Publication	Publication Date	Title
CA779239A (en)	1968-02-27	Information recording
AU2177170A (en)	1972-05-04	Information storage devices
CA921167A (en)	1973-02-13	Information storage systems
CA826809A (en)	1969-11-04	Information storage devices
CA814085A (en)	1969-05-27	Information storage devices
AU1491470A (en)	1971-11-18	Record reader
CA806341A (en)	1969-02-11	Information recording
CA791289A (en)	1968-07-30	Information storage
AU1164870A (en)	1971-08-26	Devices for storing information
CA807330A (en)	1969-02-25	Magnetic disc memory
AU463842B2 (en)	1972-04-20	Magnetic recording element
AU436567B2 (en)	1971-04-22	Information storage systems
CA805527A (en)	1969-02-04	Record card
CA813239A (en)	1969-05-20	Record storage case
CA790237A (en)	1968-07-16	Information storage devices
CA780074A (en)	1968-03-05	Information storage devices
CA822967A (en)	1969-09-16	Information storage equipment
AU432332B2 (en)	1971-03-04	Information storage equipment
CA811881A (en)	1969-04-29	Magnetic memory
CA806835A (en)	1969-02-18	Magnetic memory
CA826593A (en)	1969-11-04	Data storage systems
CA807100A (en)	1969-02-25	Data storage systems
CA804522A (en)	1969-01-21	Data storage systems
AU2119070A (en)	1972-04-20	Magnetic recording element
CA824318A (en)	1969-09-30	Magnetic memory plane