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IT1018906B - Metodo per produrre zaffiro e og getti realizzati con detto zaffi ro - Google Patents

Metodo per produrre zaffiro e og getti realizzati con detto zaffi ro

Info

Publication number
IT1018906B
IT1018906B IT5253174A IT5253174A IT1018906B IT 1018906 B IT1018906 B IT 1018906B IT 5253174 A IT5253174 A IT 5253174A IT 5253174 A IT5253174 A IT 5253174A IT 1018906 B IT1018906 B IT 1018906B
Authority
IT
Italy
Prior art keywords
zaffi
objects made
produce sapphire
sapphire
produce
Prior art date
Application number
IT5253174A
Other languages
English (en)
Original Assignee
Matsushita Electric Ind Co Ltd
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
Priority claimed from JP9111273A external-priority patent/JPS5121767B2/ja
Priority claimed from JP12954673A external-priority patent/JPS5317401B2/ja
Priority claimed from JP2752974A external-priority patent/JPS50120801A/ja
Application filed by Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Application granted granted Critical
Publication of IT1018906B publication Critical patent/IT1018906B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
    • C04B41/0027—Ion-implantation, ion-irradiation or ion-injection
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B3/00—Recording by mechanical cutting, deforming or pressing, e.g. of grooves or pits; Reproducing by mechanical sensing; Record carriers therefor
    • G11B3/44—Styli, e.g. sapphire, diamond

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Crystals, And After-Treatments Of Crystals (AREA)
  • Sliding-Contact Bearings (AREA)
IT5253174A 1973-08-13 1974-08-09 Metodo per produrre zaffiro e og getti realizzati con detto zaffi ro IT1018906B (it)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP9111273A JPS5121767B2 (it) 1973-08-13 1973-08-13
JP12954673A JPS5317401B2 (it) 1973-11-17 1973-11-17
JP2752974A JPS50120801A (it) 1974-03-08 1974-03-08

Publications (1)

Publication Number Publication Date
IT1018906B true IT1018906B (it) 1977-10-20

Family

ID=27285830

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5253174A IT1018906B (it) 1973-08-13 1974-08-09 Metodo per produrre zaffiro e og getti realizzati con detto zaffi ro

Country Status (5)

Country Link
DE (1) DE2437821B2 (it)
FR (1) FR2245402B1 (it)
GB (1) GB1476485A (it)
IT (1) IT1018906B (it)
NL (1) NL7410842A (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2674244B1 (fr) * 1991-03-21 1993-05-28 Commissariat Energie Atomique Procede de preparation de corps en ceramique exempts d'auto-adhesion sous contrainte ou en cours de vieillissement.

Also Published As

Publication number Publication date
DE2437821A1 (de) 1975-03-06
FR2245402A1 (it) 1975-04-25
DE2437821B2 (de) 1978-10-19
FR2245402B1 (it) 1980-08-01
DE2437821C3 (it) 1979-06-13
GB1476485A (en) 1977-06-16
NL7410842A (nl) 1975-02-17

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