DK162384C - Fremgangsmaade til fremstilling af et raaemne til optiske fibre - Google Patents

Fremgangsmaade til fremstilling af et raaemne til optiske fibre

Info

Publication number: DK162384C
Authority: DK; Denmark
Prior art keywords: procedure; manufacturing; frame; optical fibers; fibers
Prior art date: 1984-09-19

Application number

DK400585A

Other languages

English (en)

Other versions

DK400585D0 (da

DK400585A (da

DK162384B (da

Inventor

Michihisa Kyoto

Minoru Watanabe

Yoichi Ishiguro

Original Assignee

Sumitomo Electric Industries

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.)

1984-09-19

Filing date

1985-09-02

Publication date

1992-03-23

1985-09-02 Application filed by Sumitomo Electric Industries filed Critical Sumitomo Electric Industries

1985-09-02 Publication of DK400585D0 publication Critical patent/DK400585D0/da

1986-03-20 Publication of DK400585A publication Critical patent/DK400585A/da

1991-10-21 Publication of DK162384B publication Critical patent/DK162384B/da

1992-03-23 Application granted granted Critical

1992-03-23 Publication of DK162384C publication Critical patent/DK162384C/da

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
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/018—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD] by glass deposition on a glass substrate, e.g. by inside-, modified-, plasma-, or plasma modified- chemical vapour deposition [ICVD, MCVD, PCVD, PMCVD], i.e. by thin layer coating on the inside or outside of a glass tube or on a glass rod
- 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
- C03B37/012—Manufacture of preforms for drawing fibres or filaments
- C03B37/014—Manufacture of preforms for drawing fibres or filaments made entirely or partially by chemical means, e.g. vapour phase deposition of bulk porous glass either by outside vapour deposition [OVD], or by outside vapour phase oxidation [OVPO] or by vapour axial deposition [VAD]
- C03B37/01446—Thermal after-treatment of preforms, e.g. dehydrating, consolidating, sintering
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B32/00—Thermal after-treatment of glass products not provided for in groups C03B19/00, C03B25/00 - C03B31/00 or C03B37/00, e.g. crystallisation, eliminating gas inclusions or other impurities; Hot-pressing vitrified, non-porous, shaped glass products

Landscapes

Chemical & Material Sciences (AREA)
Engineering & Computer Science (AREA)
Organic Chemistry (AREA)
Materials Engineering (AREA)
Chemical Kinetics & Catalysis (AREA)
Life Sciences & Earth Sciences (AREA)
General Chemical & Material Sciences (AREA)
General Life Sciences & Earth Sciences (AREA)
Geochemistry & Mineralogy (AREA)
Manufacturing & Machinery (AREA)
Physics & Mathematics (AREA)
Thermal Sciences (AREA)
Manufacture, Treatment Of Glass Fibers (AREA)

DK400585A 1984-09-19 1985-09-02 Fremgangsmaade til fremstilling af et raaemne til optiske fibre DK162384C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP19479384		1984-09-19
JP59194793A JPS6172644A (ja)	1984-09-19	1984-09-19	低損失光フアイバの製造方法

Publications (4)

Publication Number	Publication Date
DK400585D0 DK400585D0 (da)	1985-09-02
DK400585A DK400585A (da)	1986-03-20
DK162384B DK162384B (da)	1991-10-21
DK162384C true DK162384C (da)	1992-03-23

Family

ID=16330348

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK400585A DK162384C (da)	1984-09-19	1985-09-02	Fremgangsmaade til fremstilling af et raaemne til optiske fibre

Country Status (8)

Country	Link
US (1)	US4664690A (da)
EP (1)	EP0175067B1 (da)
JP (1)	JPS6172644A (da)
KR (1)	KR890003707B1 (da)
AU (1)	AU574194B2 (da)
CA (1)	CA1238246A (da)
DE (1)	DE3565249D1 (da)
DK (1)	DK162384C (da)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4741748A (en) *	1986-01-30	1988-05-03	Corning Glass Works	Heating oven for preparing optical waveguide fibers
JPH0791081B2 (ja) *	1986-07-03	1995-10-04	住友電気工業株式会社	シングルモ−ドフアイバ用ガラス母材の製造方法
JP2565712B2 (ja) *	1987-07-20	1996-12-18	株式会社フジクラ	光フアイバの製造方法
JP2640745B2 (ja) *	1987-07-20	1997-08-13	株式会社フジクラ	不透明ガラスプリフオームの製造方法
JP2640746B2 (ja) *	1987-08-03	1997-08-13	株式会社フジクラ	光フアイバ用中間製品の製造方法
JPH029727A (ja) *	1988-06-28	1990-01-12	Sumitomo Electric Ind Ltd	光フアイバ用母材の製造方法
US5303318A (en) *	1991-11-01	1994-04-12	Nippon Telegraph & Telephone Corporation	High power acceptable optical fiber and fabrication method thereof
US5641333A (en) *	1995-12-01	1997-06-24	Corning Incorporated	Increasing the retention of Ge02 during production of glass articles
BR0009970A (pt) *	1999-04-26	2002-01-08	Corning Inc	Fibra de guia de onda ótica de pico de água baixo e método de manufaturamento da mesma
US6904772B2 (en) *	2000-12-22	2005-06-14	Corning Incorporated	Method of making a glass preform for low water peak optical fiber
US6723435B1 (en) *	2001-08-28	2004-04-20	Nanogram Corporation	Optical fiber preforms
DE10393680B4 (de) *	2003-03-21	2009-03-26	Heraeus Quarzglas Gmbh & Co. Kg	Rohr aus synthetischem Quarzglas für die Herstellung einer Vorform, Verfahren für seine Herstellung in einem Vertikalziehverfahren und Verwendung des Rohres
WO2006071865A2 (en) *	2004-12-23	2006-07-06	Nextrom Holding, S.A.	Method and apparatus for manufacturing an optical fiber core rod
JPWO2019107557A1 (ja) *	2017-12-01	2020-11-19	古河電気工業株式会社	ガラス体の製造装置、ガラス体の製造方法、スート搬送機構、及びスート加熱機構

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3933454A (en) *	1974-04-22	1976-01-20	Corning Glass Works	Method of making optical waveguides
US4125388A (en) *	1976-12-20	1978-11-14	Corning Glass Works	Method of making optical waveguides
JPS5688836A (en) *	1979-12-20	1981-07-18	Nippon Telegr & Teleph Corp <Ntt>	Preparation of glass stock for optical fiber
US4367085A (en) *	1980-01-07	1983-01-04	Nippon Telegraph & Telephone Public Corporation	Method of fabricating multi-mode optical fiber preforms
US4304583A (en) *	1980-06-02	1981-12-08	Corning Glass Works	Process for drying optical waveguide preforms
JPS5711842A (en) *	1980-06-26	1982-01-21	Nippon Telegr & Teleph Corp <Ntt>	Preparation of base material for optical fiber and preparing apparatus
JPS57140328A (en) *	1981-02-20	1982-08-30	Hitachi Ltd	Manufacture of base material for optical fiber
US4378985A (en) *	1981-06-04	1983-04-05	Corning Glass Works	Method and apparatus for forming an optical waveguide fiber
JPS58140336A (ja) *	1982-02-12	1983-08-20	Shin Etsu Chem Co Ltd	光フアイバ−用母材の製造方法
JPS6046940A (ja) *	1983-08-22	1985-03-14	Furukawa Electric Co Ltd:The	光学系ガラス母材の製造方法とその装置
JPS6148437A (ja) *	1984-08-17	1986-03-10	Sumitomo Electric Ind Ltd	ＧｅＯ↓２−ＳｉＯ↓２系ガラス母材の製造方法

1984
- 1984-09-19 JP JP59194793A patent/JPS6172644A/ja active Granted
1985
- 1985-06-19 AU AU43822/85A patent/AU574194B2/en not_active Ceased
- 1985-06-20 DE DE8585107658T patent/DE3565249D1/de not_active Expired
- 1985-06-20 EP EP85107658A patent/EP0175067B1/en not_active Expired
- 1985-06-25 US US06/748,561 patent/US4664690A/en not_active Expired - Fee Related
- 1985-07-29 KR KR1019850005439A patent/KR890003707B1/ko not_active IP Right Cessation
- 1985-07-30 CA CA000487795A patent/CA1238246A/en not_active Expired
- 1985-09-02 DK DK400585A patent/DK162384C/da active

Also Published As

Publication number	Publication date
DK400585D0 (da)	1985-09-02
KR860002430A (ko)	1986-04-26
DE3565249D1 (en)	1988-11-03
DK400585A (da)	1986-03-20
EP0175067A1 (en)	1986-03-26
DK162384B (da)	1991-10-21
AU574194B2 (en)	1988-06-30
KR890003707B1 (ko)	1989-09-30
AU4382285A (en)	1986-03-27
EP0175067B1 (en)	1988-09-28
CA1238246A (en)	1988-06-21
US4664690A (en)	1987-05-12
JPH05350B2 (da)	1993-01-05
JPS6172644A (ja)	1986-04-14

Publication	Publication Date	Title
DK158940C (da)	1991-01-14	Fremgangsmaade til fremstilling af raaemne til optiske fibre
DK164223C (da)	1992-10-26	Fremgangsmaade til fremstilling af et glasraaemne til optiske fibre.
DK158939C (da)	1991-01-14	Fremgangsmaade til fremstilling af raaemne til optiske fibre
DK162838C (da)	1992-05-18	Fremgangsmaade til fremstilling af glasraaemne til optiske fibre
DK164222C (da)	1992-10-26	Fremgangsmaade til fremstilling af glasraaemne til optiske fibre
DK333588A (da)	1989-03-31	Fremgangsmaade til fremstilling af en silica-baseret optisk fiber
FR2564988B1 (fr)	1990-03-23	Cable a fibres optiques
DK478986D0 (da)	1986-10-07	Fremgangsmaade til fremstilling af optiske fibre
FR2545946B1 (fr)	1990-09-28	Attenuateur a fibres optiques
BR8502933A (pt)	1986-03-04	Filtro a fibras opticas
DK612289A (da)	1990-06-08	Fremgangsmaade til fremstilling af optiske fibre ved oploesnings-doteringsteknikken
DK162385C (da)	1992-03-23	Fremgangsmaade til fremstilling af et glasraaemne til optiske fibre
DK162384C (da)	1992-03-23	Fremgangsmaade til fremstilling af et raaemne til optiske fibre
DK163658C (da)	1992-08-17	Fremgangsmaade til fremstilling af et glasraaemne til optiske fibre
IT1176948B (it)	1987-08-18	Interruttore a fibre ottiche
DK164099C (da)	1992-10-12	Fremgangsmaade til fremstilling af glasraaemne til optiske fibre
DK162279C (da)	1992-03-02	Fremgangsmaade til fremstilling af et raaemne til optiske fibre
DK163426C (da)	1992-07-20	Fremgangsmaade til fremstilling af et glasraaemne til optiske fibre
DK339587D0 (da)	1987-07-02	Fremgangsmaade til fremstilling af et fiber-forstadium til single-mode-fibre
DK158719C (da)	1990-12-10	Fremgangsmaade til fremstilling af formemneroer til optiske fibre
DK163425C (da)	1992-07-20	Fremgangsmaade til fremstilling af et raaemne til optiske fibre
DK507484A (da)	1985-04-25	Fremgangsmaade til fremstilling af optisk fiberformemne