FR2317760A1 - Procede pour la production d'ampoules a vide - Google Patents

Procede pour la production d'ampoules a vide

Info

Publication number
FR2317760A1
FR2317760A1 FR7619452A FR7619452A FR2317760A1 FR 2317760 A1 FR2317760 A1 FR 2317760A1 FR 7619452 A FR7619452 A FR 7619452A FR 7619452 A FR7619452 A FR 7619452A FR 2317760 A1 FR2317760 A1 FR 2317760A1
Authority
FR
France
Prior art keywords
production
vacuum bulbs
bulbs
vacuum
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.)
Granted
Application number
FR7619452A
Other languages
English (en)
Other versions
FR2317760B3 (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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Publication of FR2317760A1 publication Critical patent/FR2317760A1/fr
Application granted granted Critical
Publication of FR2317760B3 publication Critical patent/FR2317760B3/fr
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/02—Re-forming glass sheets
    • C03B23/023—Re-forming glass sheets by bending
    • C03B23/03—Re-forming glass sheets by bending by press-bending between shaping moulds
    • C03B23/0307—Press-bending involving applying local or additional heating, cooling or insulating means
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/24—Manufacture or joining of vessels, leading-in conductors or bases
    • H01J9/244—Manufacture or joining of vessels, leading-in conductors or bases specially adapted for cathode ray tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
FR7619452A 1975-06-26 1976-06-25 Procede pour la production d'ampoules a vide Granted FR2317760A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752528421 DE2528421A1 (de) 1975-06-26 1975-06-26 Verfahren zum herstellen von vakuumhuellen

Publications (2)

Publication Number Publication Date
FR2317760A1 true FR2317760A1 (fr) 1977-02-04
FR2317760B3 FR2317760B3 (fr) 1979-03-23

Family

ID=5949954

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7619452A Granted FR2317760A1 (fr) 1975-06-26 1976-06-25 Procede pour la production d'ampoules a vide

Country Status (4)

Country Link
US (1) US4047915A (fr)
JP (1) JPS523369A (fr)
DE (1) DE2528421A1 (fr)
FR (1) FR2317760A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2777559A1 (fr) * 1998-04-16 1999-10-22 En Nom Collectif Eurokera Soc Fabrication de plaques vitroceramiques a ouverture(s) au pourtour deforme ; plaques vitroceramiques deformees
FR2821617A1 (fr) * 2001-03-03 2002-09-06 Schott Glas Procede pour le formage partiel de verre plat ou de pieces similaires en vitroceramique ainsi que dispositif pour la mise en oeuvre dudit procede

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4116662A (en) * 1977-09-22 1978-09-26 Libbey-Owens-Ford Company Glass sheet supporting and conveying apparatus
EP0013933B1 (fr) * 1979-01-19 1981-09-16 Saint Gobain Vitrage International Feuille bombée de verre au silicate, son usage et dispositif pour sa préparation
DE2919246C2 (de) * 1979-05-12 1983-11-10 Vereinigte Glaswerke Gmbh, 5100 Aachen Vorrichtung zum Herstellen einer mit einer Auswölbung versehenen Glasscheibe
JPS5925732B2 (ja) * 1979-01-26 1984-06-20 株式会社神奈川製作所 ブラウン管の製造装置
US4488892A (en) * 1983-01-19 1984-12-18 Ppg Industries, Inc. Pivotal shaped auxiliary gas heater for glass sheet shaping molds
JPH0776102B2 (ja) * 1986-06-25 1995-08-16 昭栄硝子株式会社 ガラスの中空体成形方法
US20120297834A1 (en) * 2011-05-27 2012-11-29 Pittsburgh Glass Works, Llc Multi-stage glass pressing systems and methods
CN109836032B (zh) 2013-05-07 2023-05-02 康宁股份有限公司 制备成型玻璃制品的方法和设备

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL132940C (fr) * 1966-12-27
US3582304A (en) * 1967-10-05 1971-06-01 Lewis L Bognar Forming articles from sheet glass

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2777559A1 (fr) * 1998-04-16 1999-10-22 En Nom Collectif Eurokera Soc Fabrication de plaques vitroceramiques a ouverture(s) au pourtour deforme ; plaques vitroceramiques deformees
EP0963957A1 (fr) * 1998-04-16 1999-12-15 Corning Incorporated Fabrication de plaques vitrocéramiques à ouverture(s) au pourtour déformé et plaques vitrocéramiques déformées
FR2821617A1 (fr) * 2001-03-03 2002-09-06 Schott Glas Procede pour le formage partiel de verre plat ou de pieces similaires en vitroceramique ainsi que dispositif pour la mise en oeuvre dudit procede

Also Published As

Publication number Publication date
JPS523369A (en) 1977-01-11
US4047915A (en) 1977-09-13
FR2317760B3 (fr) 1979-03-23
DE2528421A1 (de) 1976-12-30

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Legal Events

Date Code Title Description
ST Notification of lapse