FR2291159B1 - - Google Patents

Info

Publication number
FR2291159B1
FR2291159B1 FR7535174A FR7535174A FR2291159B1 FR 2291159 B1 FR2291159 B1 FR 2291159B1 FR 7535174 A FR7535174 A FR 7535174A FR 7535174 A FR7535174 A FR 7535174A FR 2291159 B1 FR2291159 B1 FR 2291159B1
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
FR7535174A
Other versions
FR2291159A1 (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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2291159A1 publication Critical patent/FR2291159A1/fr
Application granted granted Critical
Publication of FR2291159B1 publication Critical patent/FR2291159B1/fr
Granted 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
    • C03C3/06—Glass compositions containing silica with more than 90% silica by weight, e.g. quartz
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D5/00—Protection or supervision of installations
    • F17D5/02—Preventing, monitoring, or locating loss
    • 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
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C03C2201/30—Doped silica-based glasses containing metals
    • C03C2201/50—Doped silica-based glasses containing metals containing alkali metals
    • 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
    • C03C2201/00—Glass compositions
    • C03C2201/06—Doped silica-based glasses
    • C03C2201/30—Doped silica-based glasses containing metals
    • C03C2201/54—Doped silica-based glasses containing metals containing beryllium, magnesium or alkaline earth metals
    • 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
    • C03C2203/00—Production processes
    • C03C2203/10—Melting processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Mechanical Engineering (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)
FR7535174A 1974-11-18 1975-11-18 Procede pour la realisation d'objets de verre de quartz par etirage et objets ainsi obtenus Granted FR2291159A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7414977A NL7414977A (nl) 1974-11-18 1974-11-18 Werkwijze voor de vervaardiging van voorwerpen van kwartsglas door trekken.

Publications (2)

Publication Number Publication Date
FR2291159A1 FR2291159A1 (fr) 1976-06-11
FR2291159B1 true FR2291159B1 (fr) 1979-01-19

Family

ID=19822487

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7535174A Granted FR2291159A1 (fr) 1974-11-18 1975-11-18 Procede pour la realisation d'objets de verre de quartz par etirage et objets ainsi obtenus

Country Status (8)

Country Link
US (2) US2134050A (fr)
JP (1) JPS5173017A (fr)
BE (1) BE886931Q (fr)
BR (1) BR7507615A (fr)
CA (1) CA1071409A (fr)
DE (1) DE2550929C2 (fr)
FR (1) FR2291159A1 (fr)
NL (1) NL7414977A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2498599A (en) * 1948-06-09 1950-02-21 Donald L Werner Gas vent
US2944563A (en) * 1957-10-22 1960-07-12 Blasio James J De Safety oil tank
JPS55100231A (en) * 1979-01-19 1980-07-31 Hitachi Ltd Production of optical fiber base material
NL7903842A (nl) * 1979-05-16 1980-11-18 Philips Nv Werkwijze voor het bereiden van gedoteerd kwartsglas en daaruit vervaardigde voorwerpen.
EP0029590B1 (fr) * 1979-11-21 1984-03-21 Hitachi, Ltd. Procédé de préparation de verre optique
JPS62212234A (ja) * 1986-02-28 1987-09-18 Nippon Sanso Kk ガラスの製造法
DE3773306D1 (de) * 1986-02-28 1991-10-31 Nippon Oxygen Co Ltd Verfahren zur herstellung von glas.
DE3771963D1 (de) * 1986-02-28 1991-09-12 Nippon Oxygen Co Ltd Verfahren zur herstellung von glas.
JP3526580B2 (ja) * 1996-07-16 2004-05-17 トヨタ自動車株式会社 超低損失シリカガラスおよびこれを用いた光ファイバ
DE102012008123B4 (de) 2012-04-25 2014-12-24 Heraeus Quarzglas Gmbh & Co. Kg Verfahren zur Herstellung eines Formkörpers aus elektrogeschmolzenem synthetischem Quarzglas
JP6129293B2 (ja) 2012-04-05 2017-05-17 ヘレーウス クヴァルツグラース ゲゼルシャフト ミット ベシュレンクテル ハフツング ウント コンパニー コマンディートゲゼルシャフトＨｅｒａｅｕｓ Ｑｕａｒｚｇｌａｓ ＧｍｂＨ ＆ Ｃｏ． ＫＧ 電気溶融された合成石英ガラスから成形体を製造する方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3764286A (en) * 1971-04-22 1973-10-09 Gen Electric Manufacture of elongated fused quartz member
DE2205560C3 (de) * 1972-02-07 1974-11-07 Heraeus-Schott Quarzschmelze Gmbh, 6450 Hanau Verfahren zum Herstellen von blasenfreiem und OH-freiem Quarzglas und Vorrichtung zur Durchführung des Verfahrens
JPS4913842A (fr) * 1972-05-20 1974-02-06

Also Published As

Publication number Publication date
BR7507615A (pt) 1976-08-03
DE2550929C2 (de) 1983-11-17
CA1071409A (fr) 1980-02-12
US2134050A (en) 1938-10-25
JPS5173017A (en) 1976-06-24
DE2550929A1 (de) 1976-05-20
BE886931Q (fr) 1981-04-16
JPS571491B2 (fr) 1982-01-11
US4013436A (en) 1977-03-22
NL7414977A (nl) 1976-05-20
FR2291159A1 (fr) 1976-06-11

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Legal Events

Date Code Title Description
ST Notification of lapse