FR2245402A1 - - Google Patents

Info

Publication number: FR2245402A1
Authority: FR; France
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.): Granted

Application number

FR7427785A

Other languages

Other versions

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.)

Panasonic Holdings Corp

Original Assignee

Matsushita Electric Industrial 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.)

1973-08-13

Filing date

1974-08-09

Publication date

1975-04-25

1973-08-13 Priority claimed from JP9111273A external-priority patent/JPS5121767B2/ja

1973-11-17 Priority claimed from JP12954673A external-priority patent/JPS5317401B2/ja

1974-03-08 Priority claimed from JP2752974A external-priority patent/JPS50120801A/ja

1974-08-09 Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd

1975-04-25 Publication of FR2245402A1 publication Critical patent/FR2245402A1/fr

1980-08-01 Application granted granted Critical

1980-08-01 Publication of FR2245402B1 publication Critical patent/FR2245402B1/fr

Status Expired legal-status Critical Current

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)

FR7427785A 1973-08-13 1974-08-09 Expired FR2245402B1 (it)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date
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 (2)

Publication Number	Publication Date
FR2245402A1 true FR2245402A1 (it)	1975-04-25
FR2245402B1 FR2245402B1 (it)	1980-08-01

Family

ID=27285830

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
FR7427785A Expired FR2245402B1 (it)	1973-08-13	1974-08-09

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.

1974
- 1974-08-02 DE DE19742437821 patent/DE2437821B2/de active Granted
- 1974-08-09 IT IT5253174A patent/IT1018906B/it active
- 1974-08-09 FR FR7427785A patent/FR2245402B1/fr not_active Expired
- 1974-08-13 NL NL7410842A patent/NL7410842A/xx not_active Application Discontinuation
- 1974-08-13 GB GB3561474A patent/GB1476485A/en not_active Expired

Also Published As

Publication number	Publication date
DE2437821A1 (de)	1975-03-06
DE2437821B2 (de)	1978-10-19
FR2245402B1 (it)	1980-08-01
IT1018906B (it)	1977-10-20
DE2437821C3 (it)	1979-06-13
GB1476485A (en)	1977-06-16
NL7410842A (nl)	1975-02-17

Publication	Publication Date	Title
AR201758A1 (it)	1975-04-15
AU465372B2 (it)	1975-09-25
AR201235Q (it)	1975-02-21
AR201231Q (it)	1975-02-21
AU474593B2 (it)	1976-07-29
AU474511B2 (it)	1976-07-22
AU474838B2 (it)	1976-08-05
AU471343B2 (it)	1976-04-15
AU465453B2 (it)	1975-09-25
AU465434B2 (it)	1975-09-25
AU450229B2 (it)	1974-07-04
AR201229Q (it)	1975-02-21
AU466283B2 (it)	1975-10-23
AU472848B2 (it)	1976-06-03
AR199451A1 (it)	1974-08-30
AU476696B2 (it)	1976-09-30
AU447540B2 (it)	1974-03-25
AR196382A1 (it)	1973-12-18
AR193950A1 (it)	1973-05-31
AR195311A1 (it)	1973-09-28
AR195948A1 (it)	1973-11-15
AU461342B2 (it)	1975-05-22
AU471461B2 (it)	1976-04-29
AR201432A1 (it)	1975-03-14
AR197627A1 (it)	1974-04-23

Legal Events

Date	Code	Title	Description
1993-07-02	ST	Notification of lapse