FR2490416B1 - - Google Patents

Info

Publication number
FR2490416B1
FR2490416B1 FR8020083A FR8020083A FR2490416B1 FR 2490416 B1 FR2490416 B1 FR 2490416B1 FR 8020083 A FR8020083 A FR 8020083A FR 8020083 A FR8020083 A FR 8020083A FR 2490416 B1 FR2490416 B1 FR 2490416B1
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.)
Expired
Application number
FR8020083A
Other languages
French (fr)
Other versions
FR2490416A1 (fr
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.)
Alcatel Lucent SAS
Original Assignee
Compagnie Generale dElectricite SA
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 Compagnie Generale dElectricite SA filed Critical Compagnie Generale dElectricite SA
Priority to FR8020083A priority Critical patent/FR2490416A1/fr
Priority to EP81107247A priority patent/EP0048425B1/fr
Priority to DE8181107247T priority patent/DE3168053D1/de
Priority to JP14600681A priority patent/JPS5783078A/ja
Publication of FR2490416A1 publication Critical patent/FR2490416A1/fr
Application granted granted Critical
Publication of FR2490416B1 publication Critical patent/FR2490416B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/038—Electrodes, e.g. special shape, configuration or composition
    • H01S3/0385—Shape
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/02—Constructional details
    • H01S3/03—Constructional details of gas laser discharge tubes
    • H01S3/036—Means for obtaining or maintaining the desired gas pressure within the tube, e.g. by gettering, replenishing; Means for circulating the gas, e.g. for equalising the pressure within the tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01S—DEVICES USING THE PROCESS OF LIGHT AMPLIFICATION BY STIMULATED EMISSION OF RADIATION [LASER] TO AMPLIFY OR GENERATE LIGHT; DEVICES USING STIMULATED EMISSION OF ELECTROMAGNETIC RADIATION IN WAVE RANGES OTHER THAN OPTICAL
    • H01S3/00—Lasers, i.e. devices using stimulated emission of electromagnetic radiation in the infrared, visible or ultraviolet wave range
    • H01S3/09—Processes or apparatus for excitation, e.g. pumping
    • H01S3/097—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser
    • H01S3/0971—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser transversely excited
    • H01S3/0973—Processes or apparatus for excitation, e.g. pumping by gas discharge of a gas laser transversely excited having a travelling wave passing through the active medium

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Optics & Photonics (AREA)
  • Lasers (AREA)
FR8020083A 1980-09-18 1980-09-18 Laser a gaz Granted FR2490416A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8020083A FR2490416A1 (fr) 1980-09-18 1980-09-18 Laser a gaz
EP81107247A EP0048425B1 (fr) 1980-09-18 1981-09-15 Laser à gaz
DE8181107247T DE3168053D1 (en) 1980-09-18 1981-09-15 Gas laser
JP14600681A JPS5783078A (en) 1980-09-18 1981-09-16 Gas laser

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8020083A FR2490416A1 (fr) 1980-09-18 1980-09-18 Laser a gaz

Publications (2)

Publication Number Publication Date
FR2490416A1 FR2490416A1 (fr) 1982-03-19
FR2490416B1 true FR2490416B1 (cg-RX-API-DMAC7.html) 1984-04-06

Family

ID=9246053

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8020083A Granted FR2490416A1 (fr) 1980-09-18 1980-09-18 Laser a gaz

Country Status (4)

Country Link
EP (1) EP0048425B1 (cg-RX-API-DMAC7.html)
JP (1) JPS5783078A (cg-RX-API-DMAC7.html)
DE (1) DE3168053D1 (cg-RX-API-DMAC7.html)
FR (1) FR2490416A1 (cg-RX-API-DMAC7.html)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4652044A (en) * 1983-11-30 1987-03-24 Mazda Motor Corporation Automobile rear body structure
JPS6344779A (ja) * 1986-04-24 1988-02-25 Komatsu Ltd ガスレ−ザ装置
WO1988000403A1 (fr) * 1986-06-30 1988-01-14 Kabushiki Kaisha Komatsu Seisakusho Laser a gaz
US4866728A (en) * 1987-01-12 1989-09-12 Jeco2 Lasers, Inc. Electric discharge apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1121859A (en) * 1977-11-25 1982-04-13 Victor H. Hasson Apparatus and method for generating a glow discharge

Also Published As

Publication number Publication date
EP0048425B1 (fr) 1985-01-02
DE3168053D1 (en) 1985-02-14
FR2490416A1 (fr) 1982-03-19
EP0048425A1 (fr) 1982-03-31
JPS5783078A (en) 1982-05-24

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse