CA961056A - Glass composition - Google Patents

Glass composition

Info

Publication number
CA961056A
CA961056A CA148,261A CA148261A CA961056A CA 961056 A CA961056 A CA 961056A CA 148261 A CA148261 A CA 148261A CA 961056 A CA961056 A CA 961056A
Authority
CA
Canada
Prior art keywords
glass composition
glass
composition
Prior art date
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
CA148,261A
Other languages
English (en)
Other versions
CA148261S (en
Inventor
John R. Detweiler
Rao R. Tummala
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA961056A publication Critical patent/CA961056A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
    • C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
    • C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
    • 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
    • G11B5/127—Structure or manufacture of heads, e.g. inductive
    • G11B5/187—Structure or manufacture of the surface of the head in physical contact with, or immediately adjacent to the recording medium; Pole pieces; Gap features
    • G11B5/23—Gap features
    • G11B5/235—Selection of material for gap filler

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Glass Compositions (AREA)
CA148,261A 1971-08-18 1972-07-31 Glass composition Expired CA961056A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US17291071A 1971-08-18 1971-08-18

Publications (1)

Publication Number Publication Date
CA961056A true CA961056A (en) 1975-01-14

Family

ID=22629705

Family Applications (1)

Application Number Title Priority Date Filing Date
CA148,261A Expired CA961056A (en) 1971-08-18 1972-07-31 Glass composition

Country Status (5)

Country Link
JP (1) JPS4829810A (enExample)
CA (1) CA961056A (enExample)
DE (1) DE2240062A1 (enExample)
FR (1) FR2149397A1 (enExample)
IT (1) IT959915B (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111517775B (zh) * 2020-04-01 2021-12-14 深圳顺络电子股份有限公司 一种耐热冲击NiZn铁氧体材料及其制备方法

Also Published As

Publication number Publication date
IT959915B (it) 1973-11-10
DE2240062A1 (de) 1973-02-22
JPS4829810A (enExample) 1973-04-20
FR2149397A1 (en) 1973-03-30
FR2149397B1 (enExample) 1974-07-12

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