NO20093431L - Optisk fiber med tinndopet kjerne-kappe grensesnitt - Google Patents

Optisk fiber med tinndopet kjerne-kappe grensesnitt

Info

Publication number
NO20093431L
NO20093431L NO20093431A NO20093431A NO20093431L NO 20093431 L NO20093431 L NO 20093431L NO 20093431 A NO20093431 A NO 20093431A NO 20093431 A NO20093431 A NO 20093431A NO 20093431 L NO20093431 L NO 20093431L
Authority
NO
Norway
Prior art keywords
tin
optical fiber
core
interface region
sheath
Prior art date
Application number
NO20093431A
Other languages
English (en)
Norwegian (no)
Inventor
Daniel S Homa
Original Assignee
Baker Hughes 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 Baker Hughes Inc filed Critical Baker Hughes Inc
Publication of NO20093431L publication Critical patent/NO20093431L/no

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
    • C03C13/00—Fibre or filament compositions
    • C03C13/04—Fibre optics, e.g. core and clad fibre compositions
    • C03C13/045—Silica-containing oxide glass compositions
    • C03C13/046—Multicomponent glass compositions
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/0208—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response
    • G02B6/021—Refractive index modulation gratings, e.g. Bragg gratings characterised by their structure, wavelength response characterised by the core or cladding or coating, e.g. materials, radial refractive index profiles, cladding shape
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
    • G02B6/02114—Refractive index modulation gratings, e.g. Bragg gratings characterised by enhanced photosensitivity characteristics of the fibre, e.g. hydrogen loading, heat treatment
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03616—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference
    • G02B6/03622—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only
    • G02B6/03627—Optical fibres characterised both by the number of different refractive index layers around the central core segment, i.e. around the innermost high index core layer, and their relative refractive index difference having 2 layers only arranged - +
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/036—Optical fibres with cladding with or without a coating core or cladding comprising multiple layers
    • G02B6/03694—Multiple layers differing in properties other than the refractive index, e.g. attenuation, diffusion, stress properties

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Surface Treatment Of Glass Fibres Or Filaments (AREA)
NO20093431A 2007-05-25 2009-11-27 Optisk fiber med tinndopet kjerne-kappe grensesnitt NO20093431L (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/807,151 US8265441B2 (en) 2007-05-25 2007-05-25 Hydrogen-resistant optical fiber/grating structure suitable for use in downhole sensor applications
PCT/US2008/063708 WO2008147708A1 (fr) 2007-05-25 2008-05-15 Fibre optique avec interface âme-gainage dopée à l'étain

Publications (1)

Publication Number Publication Date
NO20093431L true NO20093431L (no) 2010-02-19

Family

ID=39638760

Family Applications (2)

Application Number Title Priority Date Filing Date
NO20093431A NO20093431L (no) 2007-05-25 2009-11-27 Optisk fiber med tinndopet kjerne-kappe grensesnitt
NO20093432A NO340753B1 (no) 2007-05-25 2009-11-27 Hydrogenresistent optisk fiber og fremgangsmåte for fremstilling av denne ved hjelp av modifisert kjemisk dampdeponering

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO20093432A NO340753B1 (no) 2007-05-25 2009-11-27 Hydrogenresistent optisk fiber og fremgangsmåte for fremstilling av denne ved hjelp av modifisert kjemisk dampdeponering

Country Status (7)

Country Link
US (2) US8265441B2 (fr)
BR (2) BRPI0812103B1 (fr)
CA (2) CA2687970C (fr)
GB (2) GB2462550B (fr)
NO (2) NO20093431L (fr)
RU (1) RU2009147824A (fr)
WO (2) WO2008147708A1 (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016105373A1 (fr) 2014-12-23 2016-06-30 Halliburton Energy Services, Inc. Procédés pour corriger la distorsion du spectre de capteurs ffpi induite par l'atténuation dépendant de la longueur d'onde dynamique
US9546886B2 (en) 2015-01-26 2017-01-17 Ofs Fitel, Llc Distributed environmental fiber optic sensor and system
JP2023510777A (ja) * 2020-01-10 2023-03-15 オーエフエス ファイテル，エルエルシー 光ファイバにおける高温耐水素散乱増強
CN117063102A (zh) * 2021-02-12 2023-11-14 Ofs菲特尔有限责任公司 用于具有气密性的光纤中增强的反向散射的系统和方法

Family Cites Families (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2301678B (en) * 1995-04-28 1999-02-24 Univ Southampton Optical waveguide device
US5574820A (en) * 1995-06-30 1996-11-12 Griscom; David L. Radiation hardening of pure silica core optical fibers and their method of making by ultra-high-dose gamma ray pre-irradiation
US5596668A (en) 1995-06-30 1997-01-21 Lucent Technologies Inc. Single mode optical transmission fiber, and method of making the fiber
US5822488A (en) * 1995-10-04 1998-10-13 Sumitomo Electric Industries, Inc. Single-mode optical fiber with plural core portions
US5838866A (en) * 1995-11-03 1998-11-17 Corning Incorporated Optical fiber resistant to hydrogen-induced attenuation
JP3929495B2 (ja) * 1996-01-18 2007-06-13 ブリティッシュ・テレコミュニケーションズ・パブリック・リミテッド・カンパニー 光感応性屈折率クラッドを備えた光導波路
US6009222A (en) * 1997-09-12 1999-12-28 Dong; Liang Optical fibre and optical fibre grating
JPH11237514A (ja) 1998-02-20 1999-08-31 Shin Etsu Chem Co Ltd グレーティング用光ファイバ、グレーティング用光ファイバ母材およびその光ファイバ母材の製造方法
KR100319293B1 (ko) 1998-06-23 2002-03-21 김효근 이성분계실리카를이용한분산광섬유및광섬유필터
FR2792733B1 (fr) 1999-04-26 2002-01-11 Cit Alcatel Preforme comprenant un revetement barriere contre la diffusion d'hydrogene dans la fibre optique fabriquee a partir de cette preforme et procede de preparation d'une telle preforme
US6321007B1 (en) 1999-11-24 2001-11-20 Cidra Corporation Optical fiber having a bragg grating formed in its cladding
US6456771B1 (en) 2000-02-02 2002-09-24 Cidra Corporation Optical fiber with a pure silica core having a bragg grating formed in its core and a process for providing same
JP3764040B2 (ja) 2000-10-03 2006-04-05 株式会社フジクラ 光ファイバ
US6904772B2 (en) 2000-12-22 2005-06-14 Corning Incorporated Method of making a glass preform for low water peak optical fiber
FR2823198B1 (fr) * 2001-04-09 2003-07-04 Cit Alcatel Procede de fabrication de preformes a grande capacite par mcvd
JP2003029062A (ja) 2001-07-13 2003-01-29 Sumitomo Electric Ind Ltd グレーティング内蔵光ファイバおよびグレーティング形成用光ファイバ
US6853798B1 (en) 2001-10-15 2005-02-08 Sandia Corporation Downhole geothermal well sensors comprising a hydrogen-resistant optical fiber
US6856739B2 (en) 2001-11-07 2005-02-15 Jds Uniphase Corporation Optical fiber for resisting hydrogen-induced loss
US20030213268A1 (en) * 2002-05-20 2003-11-20 Homa Daniel Scott Process for solution-doping of optical fiber preforms
US6947652B2 (en) * 2002-06-14 2005-09-20 3M Innovative Properties Company Dual-band bend tolerant optical waveguide
US7346258B2 (en) * 2002-07-09 2008-03-18 Fujikura Ltd. Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the same
EP1408354A1 (fr) 2002-10-10 2004-04-14 Corning O.T.I. SRL Fibre optique avec réseau de Bragg
US6915686B2 (en) 2003-02-11 2005-07-12 Optoplan A.S. Downhole sub for instrumentation
KR20050028606A (ko) * 2003-09-19 2005-03-23 삼성전자주식회사 저손실 광섬유 및 광섬유 모재의 제조 방법
US7752870B1 (en) * 2003-10-16 2010-07-13 Baker Hughes Incorporated Hydrogen resistant optical fiber formation technique
US6947650B1 (en) 2004-05-06 2005-09-20 Luna Energy Llc Long wavelength, pure silica core single mode fiber and method of forming the same
US6907170B1 (en) * 2004-07-22 2005-06-14 Halliburton Energy Services, Inc. Hydrogen diffusion delay barrier for fiber optic cables used in hostile environments
US7257301B2 (en) 2005-03-31 2007-08-14 Baker Hughes Incorporated Optical fiber
US7493009B2 (en) * 2007-05-25 2009-02-17 Baker Hughes Incorporated Optical fiber with tin doped core-cladding interface
US7526160B1 (en) * 2007-12-20 2009-04-28 Baker Hughes Incorporated Optical fiber Bragg grating with improved hydrogen resistance

Also Published As

Publication number Publication date
NO340753B1 (no) 2017-06-12
US8265441B2 (en) 2012-09-11
CA2687969A1 (fr) 2008-12-04
GB2462549A (en) 2010-02-17
US20120175795A1 (en) 2012-07-12
BRPI0812103A2 (pt) 2014-11-25
US20110293232A1 (en) 2011-12-01
CA2687970C (fr) 2014-01-14
WO2008147712A1 (fr) 2008-12-04
WO2008147708A1 (fr) 2008-12-04
GB2462549B (en) 2011-07-06
NO20093432L (no) 2010-02-19
US8401355B2 (en) 2013-03-19
GB2462550B (en) 2012-01-04
GB0920600D0 (en) 2010-01-06
GB2462550A (en) 2010-02-17
RU2009147824A (ru) 2011-06-27
BRPI0812110A2 (pt) 2014-11-25
CA2687970A1 (fr) 2008-12-04
GB0920599D0 (en) 2010-01-06
BRPI0812103B1 (pt) 2019-06-25

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