JPS54134135A - Extracting of thermoplastic filament from long and narrow extractable element - Google Patents
Extracting of thermoplastic filament from long and narrow extractable elementInfo
- Publication number
- JPS54134135A JPS54134135A JP1897679A JP1897679A JPS54134135A JP S54134135 A JPS54134135 A JP S54134135A JP 1897679 A JP1897679 A JP 1897679A JP 1897679 A JP1897679 A JP 1897679A JP S54134135 A JPS54134135 A JP S54134135A
- Authority
- JP
- Japan
- Prior art keywords
- extracting
- narrow
- long
- thermoplastic filament
- extractable element
- 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.)
- Pending
Links
- 229920001169 thermoplastic Polymers 0.000 title 1
- 239000004416 thermosoftening plastic Substances 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
- C03B37/02736—Means for supporting, rotating or feeding the tubes, rods, fibres or filaments to be drawn, e.g. fibre draw towers, preform alignment, butt-joining preforms or dummy parts during feeding
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/027—Fibres composed of different sorts of glass, e.g. glass optical fibres
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B37/00—Manufacture or treatment of flakes, fibres, or filaments from softened glass, minerals, or slags
- C03B37/01—Manufacture of glass fibres or filaments
- C03B37/02—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor
- C03B37/025—Manufacture of glass fibres or filaments by drawing or extruding, e.g. direct drawing of molten glass from nozzles; Cooling fins therefor from reheated softened tubes, rods, fibres or filaments, e.g. drawing fibres from preforms
- C03B37/029—Furnaces therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2205/00—Fibre drawing or extruding details
- C03B2205/60—Optical fibre draw furnaces
- C03B2205/80—Means for sealing the preform entry or upper end of the furnace
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/879,155 US4154592A (en) | 1978-02-21 | 1978-02-21 | Method of drawing optical filaments |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54134135A true JPS54134135A (en) | 1979-10-18 |
Family
ID=25373542
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1897679A Pending JPS54134135A (en) | 1978-02-21 | 1979-02-20 | Extracting of thermoplastic filament from long and narrow extractable element |
Country Status (9)
Country | Link |
---|---|
US (1) | US4154592A (ja) |
JP (1) | JPS54134135A (ja) |
AT (1) | AT379125B (ja) |
CA (1) | CA1107508A (ja) |
DE (1) | DE2906071C2 (ja) |
FR (1) | FR2417783A1 (ja) |
GB (1) | GB2014557B (ja) |
IT (1) | IT1111971B (ja) |
NL (1) | NL186627C (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60246240A (ja) * | 1984-05-07 | 1985-12-05 | ル ヴエール フリユオール エス ア | フッ素ガラスの光ファイバー及び光素子の製造方法 |
JP2002543025A (ja) * | 1999-04-26 | 2002-12-17 | コーニング インコーポレイテッド | 光ファイバ、ならびに低偏光モード分散および低減衰損失の光ファイバの製造方法 |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4289517A (en) * | 1980-07-03 | 1981-09-15 | Corning Glass Works | Method of forming an optical waveguide preform |
US4362545A (en) * | 1980-07-03 | 1982-12-07 | Corning Glass Works | Support member for an optical waveguide preform |
US4289522A (en) * | 1980-07-03 | 1981-09-15 | Corning Glass Works | Support member for an optical waveguide preform |
US4331463A (en) * | 1981-06-22 | 1982-05-25 | Gte Laboratories Incorporated | Self-centering apparatus for making optical fibers |
US4383843A (en) * | 1981-09-16 | 1983-05-17 | Western Electric Company, Inc. | Methods of and apparatus for heating a preform from which lightguide fiber is drawn |
US4437870A (en) | 1981-11-05 | 1984-03-20 | Corning Glass Works | Optical waveguide fiber cooler |
US4440556A (en) * | 1982-06-23 | 1984-04-03 | International Telephone And Telegraph Corporation | Optical fiber drawing using plasma torch |
US4629485A (en) * | 1983-09-26 | 1986-12-16 | Corning Glass Works | Method of making fluorine doped optical preform and fiber and resultant articles |
US4594088A (en) * | 1985-05-28 | 1986-06-10 | At&T Technologies, Inc. | Method and apparatus for making, coating and cooling lightguide fiber |
DE3624918A1 (de) * | 1986-07-23 | 1988-01-28 | Standard Elektrik Lorenz Ag | Verfahren zum herstellen von lichtwellenleitern, ausgehend von pulverfoermigem glasausgangsmaterial |
JPH0686304B2 (ja) * | 1986-08-07 | 1994-11-02 | 住友電気工業株式会社 | ガラス棒延伸用加熱装置 |
US5284499A (en) † | 1992-05-01 | 1994-02-08 | Corning Incorporated | Method and apparatus for drawing optical fibers |
US5377491A (en) † | 1992-12-11 | 1995-01-03 | Praxair Technology, Inc. | Coolant recovery process |
US5356449A (en) * | 1993-05-24 | 1994-10-18 | At&T Bell Laboratories | Vad process improvements |
CA2168830A1 (en) * | 1995-03-23 | 1996-09-24 | John Steele Abbott Iii | Method and apparatus for coating fibers |
US5644666A (en) * | 1995-12-22 | 1997-07-01 | Gould Electronics Inc. | Broadband optical fiber coupler and method of making |
FR2747673B1 (fr) * | 1996-04-23 | 1998-05-22 | Alcatel Fibres Optiques | Dispositif de fibrage d'une preforme de fibre optique |
AU744011B2 (en) * | 1996-10-25 | 2002-02-14 | Corning Incorporated | Apparatus and method for reducing break sources in drawn fibers |
DE19649935C2 (de) * | 1996-12-02 | 1999-09-16 | Heraeus Quarzglas | Verfahren zur Herstellung von Quarzglaskörpern |
DE59602017D1 (de) * | 1996-12-17 | 1999-07-01 | Cit Alcatel | Verfahren und Vorrichtung zum Ziehen einer optischen Faser aus einer Vorform |
DE60021877T2 (de) * | 1999-05-10 | 2006-06-08 | Pirelli & C. S.P.A. | Verfahren und induktionsofen zum ziehen von vorformen grosser diameter zu optischen fasern |
FR2802916B1 (fr) * | 1999-12-27 | 2002-03-15 | Cit Alcatel | Agencement d'entree de preforme pour four de tirage de fibre optique, four dote d'un tel agencement et preforme equipee pour cooperer avec cet agencement |
KR100334763B1 (ko) * | 2000-04-18 | 2002-05-03 | 윤종용 | 다공 구조 광섬유의 제조 방법 및 제조 장치 |
US20020134530A1 (en) * | 2001-03-20 | 2002-09-26 | American Air Liquide, Inc. | Heat transfer fluids and methods of making and using same |
US20020129622A1 (en) * | 2001-03-15 | 2002-09-19 | American Air Liquide, Inc. | Heat transfer fluids and methods of making and using same |
US6668582B2 (en) | 2001-04-20 | 2003-12-30 | American Air Liquide | Apparatus and methods for low pressure cryogenic cooling |
US6651358B2 (en) | 2001-04-30 | 2003-11-25 | American Air Liquide, Inc. | Heat transfer fluids and methods of making and using same comprising hydrogen, helium and combinations thereof |
US6574972B2 (en) | 2001-04-30 | 2003-06-10 | L'air Liquide - Societe' Anonyme A' Directoire Et Conseil De Surveillance Pour L'etude Et L'exploitation Des Procedes Georges Claude | Low temperature heat transfer methods |
WO2002098808A1 (en) * | 2001-05-31 | 2002-12-12 | Corning Incorporated | Method of low pmd optical fiber manufacture |
US20020178762A1 (en) * | 2001-06-01 | 2002-12-05 | Foster John D. | Methods and apparatus for forming and controlling the diameter of drawn optical glass fiber |
JP2004536764A (ja) * | 2001-07-31 | 2004-12-09 | コーニング・インコーポレーテッド | 低偏波モード分散光ファイバ製造方法 |
US7565820B2 (en) * | 2002-04-30 | 2009-07-28 | Corning Incorporated | Methods and apparatus for forming heat treated optical fiber |
US20030200772A1 (en) * | 2002-04-30 | 2003-10-30 | Foster John D. | Methods and apparatus for forming optical fiber |
US20070022786A1 (en) * | 2003-04-28 | 2007-02-01 | Foster John D | Methods and apparatus for forming heat treated optical fiber |
US20060130529A1 (en) * | 2004-12-20 | 2006-06-22 | Bookbinder Dana C | Methods and apparatus for processing soot articles |
US8074474B2 (en) * | 2007-11-29 | 2011-12-13 | Corning Incorporated | Fiber air turn for low attenuation fiber |
EP3658514A4 (en) * | 2017-07-25 | 2021-09-08 | Made In Space, Inc. | SYSTEM AND METHOD FOR MANUFACTURING A GLASS FIBER |
NL2020854B1 (en) | 2018-03-22 | 2019-10-02 | Corning Inc | Method and apparatus for suppressing flow instabilities in an optical fiber draw system |
EP4093710A1 (en) | 2020-01-24 | 2022-11-30 | Corning Incorporated | Optical fiber draw furnace system and method |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52119949A (en) * | 1976-04-02 | 1977-10-07 | Hitachi Ltd | Method of reducing variations in wire diameter of optical fibers |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3540870A (en) * | 1968-05-07 | 1970-11-17 | Us Air Force | Apparatus for drawing and coating quartz glass fibers |
US3823995A (en) * | 1972-03-30 | 1974-07-16 | Corning Glass Works | Method of forming light focusing fiber waveguide |
US3933454A (en) * | 1974-04-22 | 1976-01-20 | Corning Glass Works | Method of making optical waveguides |
US4101300A (en) * | 1975-11-27 | 1978-07-18 | Hitachi, Ltd. | Method and apparatus for drawing optical fiber |
FR2340519A1 (fr) * | 1976-02-06 | 1977-09-02 | France Etat | Four pour tres hautes temperatures |
US4030901A (en) * | 1976-07-19 | 1977-06-21 | Bell Telephone Laboratories, Incorporated | Method for drawing fibers |
-
1978
- 1978-02-21 US US05/879,155 patent/US4154592A/en not_active Expired - Lifetime
- 1978-11-27 CA CA316,949A patent/CA1107508A/en not_active Expired
-
1979
- 1979-02-02 IT IT19847/79A patent/IT1111971B/it active
- 1979-02-15 AT AT0116779A patent/AT379125B/de not_active IP Right Cessation
- 1979-02-16 DE DE2906071A patent/DE2906071C2/de not_active Expired
- 1979-02-20 JP JP1897679A patent/JPS54134135A/ja active Pending
- 1979-02-20 FR FR7904257A patent/FR2417783A1/fr active Granted
- 1979-02-20 NL NLAANVRAGE7901312,A patent/NL186627C/xx not_active IP Right Cessation
- 1979-02-21 GB GB7906220A patent/GB2014557B/en not_active Expired
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS52119949A (en) * | 1976-04-02 | 1977-10-07 | Hitachi Ltd | Method of reducing variations in wire diameter of optical fibers |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60246240A (ja) * | 1984-05-07 | 1985-12-05 | ル ヴエール フリユオール エス ア | フッ素ガラスの光ファイバー及び光素子の製造方法 |
JP2002543025A (ja) * | 1999-04-26 | 2002-12-17 | コーニング インコーポレイテッド | 光ファイバ、ならびに低偏光モード分散および低減衰損失の光ファイバの製造方法 |
Also Published As
Publication number | Publication date |
---|---|
IT7919847A0 (it) | 1979-02-02 |
GB2014557A (en) | 1979-08-30 |
ATA116779A (de) | 1985-04-15 |
NL7901312A (nl) | 1979-08-23 |
US4154592A (en) | 1979-05-15 |
NL186627B (nl) | 1990-08-16 |
CA1107508A (en) | 1981-08-25 |
NL186627C (nl) | 1991-01-16 |
FR2417783A1 (fr) | 1979-09-14 |
IT1111971B (it) | 1986-01-13 |
FR2417783B1 (ja) | 1983-10-07 |
DE2906071C2 (de) | 1984-04-19 |
DE2906071A1 (de) | 1979-08-30 |
GB2014557B (en) | 1982-06-16 |
AT379125B (de) | 1985-11-25 |
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