CA1191690A - Methods and apparatus for extruding articles - Google Patents

Methods and apparatus for extruding articles

Info

Publication number
CA1191690A
CA1191690A CA000398676A CA398676A CA1191690A CA 1191690 A CA1191690 A CA 1191690A CA 000398676 A CA000398676 A CA 000398676A CA 398676 A CA398676 A CA 398676A CA 1191690 A CA1191690 A CA 1191690A
Authority
CA
Canada
Prior art keywords
melt
glass
chamber
shield
tubing
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.)
Expired
Application number
CA000398676A
Other languages
English (en)
French (fr)
Inventor
Alexander Coucoulas
John R. Nis
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.)
AT&T Inc
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of CA1191690A publication Critical patent/CA1191690A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/167—Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches
    • C03B5/1672—Use of materials therefor
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/021—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by induction heating
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/167—Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
CA000398676A 1981-04-02 1982-03-17 Methods and apparatus for extruding articles Expired CA1191690A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US250,466 1981-04-02
US06/250,466 US4372771A (en) 1981-04-02 1981-04-02 Methods and apparatus for extruding articles

Publications (1)

Publication Number Publication Date
CA1191690A true CA1191690A (en) 1985-08-13

Family

ID=22947869

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000398676A Expired CA1191690A (en) 1981-04-02 1982-03-17 Methods and apparatus for extruding articles

Country Status (6)

Country Link
US (1) US4372771A (show.php)
JP (1) JPS57179042A (show.php)
CA (1) CA1191690A (show.php)
DE (1) DE3211392A1 (show.php)
FR (1) FR2503132A1 (show.php)
GB (1) GB2096129B (show.php)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4492594A (en) * 1984-01-03 1985-01-08 Ppg Industries, Inc. Method and apparatus for liquefying material with retainer means
DE4212099C2 (de) * 1992-04-10 1994-07-21 Heraeus Quarzglas Verfahren und Vorrichtung zur Herstellung eines Verbundkörpers aus Glas
JP2511393B2 (ja) * 1992-09-15 1996-06-26 パテント−トロイハント−ゲゼルシヤフト フユア エレクトリツシエ グリユーランペン ミツト ベシユレンクテル ハフツング メタルハライドランプ
DE19963867C1 (de) * 1999-12-30 2001-06-13 Schott Glas Vorrichtung und Verfahren zum Wiederaufschmelzen von Glasstäben
AU2005222092A1 (en) * 2004-03-04 2005-09-22 Quantum Quartz, Llc Method and device for continuously forming optical fiber connector glass and other close tolerance components
KR20150050564A (ko) * 2012-08-30 2015-05-08 코닝 인코포레이티드 용융 유리로부터 드로잉함으로써 유리 튜브를 제조하는 장치 및 방법
WO2017103153A1 (de) 2015-12-18 2017-06-22 Heraeus Quarzglas Gmbh & Co. Kg Glasfasern und vorformen aus quarzglas mit geringem oh-, cl- und al-gehalt
TWI733723B (zh) 2015-12-18 2021-07-21 德商何瑞斯廓格拉斯公司 不透明石英玻璃體的製備
TWI808933B (zh) 2015-12-18 2023-07-21 德商何瑞斯廓格拉斯公司 石英玻璃體、二氧化矽顆粒、光導、施照體、及成型體及其製備方法
US11299417B2 (en) 2015-12-18 2022-04-12 Heraeus Quarzglas Gmbh & Co. Kg Preparation of a quartz glass body in a melting crucible of refractory metal
CN108698892A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 从二氧化硅颗粒制备石英玻璃体
CN108698888A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 在石英玻璃制备中作为中间物的经碳掺杂的二氧化硅颗粒的制备
KR20180095880A (ko) 2015-12-18 2018-08-28 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 합성 석영 유리 결정립의 제조
CN108698894A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 在多腔式烘箱中制备石英玻璃体
CN108698890A (zh) 2015-12-18 2018-10-23 贺利氏石英玻璃有限两合公司 利用在熔融烘箱中的露点监测制备石英玻璃体
KR20180095619A (ko) 2015-12-18 2018-08-27 헤래우스 크바르츠글라스 게엠베하 ＆ 컴파니 케이지 실리카 유리 제조 동안 규소 함량의 증가

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3127155A (en) * 1964-03-31 Apparatus for preventing or reducing the crystallization
US946179A (en) * 1909-04-14 1910-01-11 Ivan Weiskopf Device for spinning glass.
US2306164A (en) * 1940-03-08 1942-12-22 Bell Telephone Labor Inc Extrusion device
US2495956A (en) * 1945-11-13 1950-01-31 Glass Fibers Inc Method of producing glass fibers
FR1132170A (fr) * 1954-10-07 1957-03-06 Philips Nv Procédé de fabrication de tubes ou de tiges de verre
US3460930A (en) * 1967-06-08 1969-08-12 Federal Tool Eng Co Back reflector for radiant energy glass-to-metal sealing means
US3645712A (en) * 1970-05-06 1972-02-29 Corning Glass Works Radiation target structure and use to cool molten glass
US4032313A (en) * 1973-10-04 1977-06-28 Canon Kabushiki Kaisha Apparatus for producing optical fibers by using crucibles
US4046535A (en) * 1974-04-24 1977-09-06 Owens-Corning Fiberglas Corporation Glass melter having reflective top wall and method for using same
DE2555899C2 (de) * 1975-12-12 1987-04-30 OKALUX Kapillarglas GmbH, 8772 Marktheidenfeld Verfahren zur Herstellung von Hohlfasern aus anorganischen schmelzfähigen Materialien sowie Vorrichtung zur Durchführung des Verfahrens
US4195982A (en) * 1978-12-26 1980-04-01 Western Electric Company, Incorporated Method for extruding articles

Also Published As

Publication number Publication date
FR2503132B1 (show.php) 1984-12-21
DE3211392C2 (show.php) 1988-01-14
JPS57179042A (en) 1982-11-04
GB2096129B (en) 1985-02-06
GB2096129A (en) 1982-10-13
DE3211392A1 (de) 1982-10-21
FR2503132A1 (fr) 1982-10-08
US4372771A (en) 1983-02-08

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Legal Events

Date Code Title Description
MKEX Expiry