RU2013386C1 - Способ переформования стеклянного полого цилиндра в стержень - Google Patents

Способ переформования стеклянного полого цилиндра в стержень Download PDF

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Publication number
RU2013386C1
RU2013386C1 SU914895140A SU4895140A RU2013386C1 RU 2013386 C1 RU2013386 C1 RU 2013386C1 SU 914895140 A SU914895140 A SU 914895140A SU 4895140 A SU4895140 A SU 4895140A RU 2013386 C1 RU2013386 C1 RU 2013386C1
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RU
Russia
Prior art keywords
rod
hollow body
speed
zone
spontaneous shrinkage
Prior art date
Application number
SU914895140A
Other languages
English (en)
Russian (ru)
Inventor
Лебер Хельмут
Райманн Клаус
Original Assignee
Хераеус Кварцглас ГмбХ
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 Хераеус Кварцглас ГмбХ filed Critical Хераеус Кварцглас ГмбХ
Application granted granted Critical
Publication of RU2013386C1 publication Critical patent/RU2013386C1/ru

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    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B23/00—Re-forming shaped glass
    • C03B23/04—Re-forming tubes or rods
    • C03B23/047—Re-forming tubes or rods by drawing
    • 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
    • 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
    • C03B37/01205—Manufacture of preforms for drawing fibres or filaments starting from tubes, rods, fibres or filaments
    • C03B37/01225—Means for changing or stabilising the shape, e.g. diameter, of tubes or rods in general, e.g. collapsing
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P40/00—Technologies relating to the processing of minerals
    • Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
    • Y02P40/57—Improving the yield, e-g- reduction of reject rates

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Manufacturing & Machinery (AREA)
  • Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
  • Glass Melting And Manufacturing (AREA)
SU914895140A 1990-05-18 1991-04-22 Способ переформования стеклянного полого цилиндра в стержень RU2013386C1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE904016030 1990-05-18
DE4016030A DE4016030A1 (de) 1990-05-18 1990-05-18 Verfahren zum werkzeugfreien umformen eines hohlkoerpers

Publications (1)

Publication Number Publication Date
RU2013386C1 true RU2013386C1 (ru) 1994-05-30

Family

ID=6406720

Family Applications (1)

Application Number Title Priority Date Filing Date
SU914895140A RU2013386C1 (ru) 1990-05-18 1991-04-22 Способ переформования стеклянного полого цилиндра в стержень

Country Status (8)

Country Link
US (1) US5171343A (enExample)
EP (1) EP0458017B1 (enExample)
JP (1) JP2524010B2 (enExample)
KR (1) KR0181514B1 (enExample)
CN (1) CN1029836C (enExample)
CA (1) CA2041607A1 (enExample)
DE (2) DE4016030A1 (enExample)
RU (1) RU2013386C1 (enExample)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4117817C2 (de) * 1991-05-31 1994-02-03 Heraeus Quarzglas Verfahren zur Herstellung einer stabförmigen Vorform für optische Fasern
DE4117816A1 (de) * 1991-05-31 1992-12-03 Heraeus Quarzglas Verfahren zur herstellung einer vorform
US7797966B2 (en) * 2000-12-29 2010-09-21 Single Crystal Technologies, Inc. Hot substrate deposition of fused silica
US20020083740A1 (en) * 2000-12-29 2002-07-04 Pandelisev Kiril A. Process and apparatus for production of silica grain having desired properties and their fiber optic and semiconductor application
US20020083739A1 (en) * 2000-12-29 2002-07-04 Pandelisev Kiril A. Hot substrate deposition fiber optic preforms and preform components process and apparatus
US20020117625A1 (en) * 2001-02-26 2002-08-29 Pandelisev Kiril A. Fiber optic enhanced scintillator detector
DE10138628A1 (de) * 2001-08-13 2003-02-27 Bosch Gmbh Robert Verfahren zur Herstellung eines Verschlusses eines Hohlraums einer Glasröhre
DE10332176B4 (de) * 2002-07-24 2007-04-05 Schott Ag Verfahren zur Verminderung der Kontamination mit Alkaliverbindungen der Innenoberfläche von aus Glasrohr hergestellte Hohlkörpern aus Glas und Behälter, sowie dessen Verwendung für medizinische Zwecke
DE102004050515B4 (de) * 2004-10-15 2007-08-02 Heraeus Tenevo Gmbh Verfahren zur Herstellung von Rohren aus Quarzglas
JP2007063094A (ja) * 2005-09-01 2007-03-15 Sumitomo Electric Ind Ltd 石英管の内面処理方法、光ファイバ母材製造方法及び光ファイバ製造方法
US10968133B2 (en) 2017-11-30 2021-04-06 Corning Incorporated Methods for minimizing SHR in glass articles by producing a gas flow during pharmaceutical part converting
US11420893B2 (en) 2017-11-30 2022-08-23 Corning Incorporated Systems and methods for minimizing SHR from piercing during pharmaceutical part converting using a gas flow
US11186513B2 (en) 2017-11-30 2021-11-30 Corning Incorporated Systems and methods for minimizing SHR from pharmaceutical part converting using negative pressure evacuation
US11339079B2 (en) 2017-11-30 2022-05-24 Corning Incorporated Systems and methods for minimizing SHR from pharmaceutical part converting using pulsed ejection
EP4067315B1 (de) * 2021-03-29 2025-03-12 Heraeus Quarzglas GmbH & Co. KG Rohr aus quarzglas und verfahren zur herstellung desselben
CN117285247B (zh) * 2023-11-28 2024-08-06 上海康阔光智能技术有限公司 保偏光纤制造方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1298463A (en) * 1913-02-14 1919-03-25 John N Willys Glass-rod machine and process.
US1948560A (en) * 1929-11-30 1934-02-27 Borneman George Funnel guide and method of making it
CA1008825A (en) * 1974-03-28 1977-04-19 William E. Warren Pump assembly for an atomizing piston pump
DE2430428C2 (de) * 1974-06-25 1976-06-10 Heraeus Schott Quarzschmelze Verfahren und Vorrichtung zum Herstellen eines Rohres aus Quarzglas oder Quarzgut mit engen Durchmessertoleranzen
CA1106710A (en) * 1977-06-22 1981-08-11 Michael G. Blankenship Method of making optical devices
JPS5852935B2 (ja) * 1978-11-20 1983-11-26 三菱マテリアル株式会社 光伝送用素材の製造方法
EP0032390B1 (en) * 1980-01-11 1987-04-22 Hitachi, Ltd. Method of producing a preform rod for an optical fiber
FR2515693B1 (fr) * 1981-11-03 1985-10-11 Thomson Csf Procede de fabrication d'un objet a structure chiralique issu a partir d'une source de matiere formable et dispositif mettant en oeuvre ce procede
AT379688B (de) * 1982-11-22 1986-02-10 List Hans Sensorelement zur bestimmung des o2-gehaltes einer probe
ATE50759T1 (de) * 1984-05-26 1990-03-15 Rheydt Kabelwerk Ag Verfahren zum herstellen einer vorform zum ziehen von lichtleitfasern.
US4828599A (en) * 1986-05-14 1989-05-09 The Research Foundation Of State University Of New York Method for producing glass tubing of a narrowed diameter
GB2193956B (en) * 1986-08-14 1990-02-21 Stc Plc Optical fibre preform manufacture
DE3808037C2 (de) * 1988-03-10 1997-02-06 Siemens Ag Verfahren zur Herstellung eines optischen Kabels und Vorrichtung zu dessen Durchführung

Also Published As

Publication number Publication date
EP0458017A1 (de) 1991-11-27
DE4016030C2 (enExample) 1992-12-03
KR910019917A (ko) 1991-12-19
CN1029836C (zh) 1995-09-27
DE4016030A1 (de) 1991-11-21
US5171343A (en) 1992-12-15
JP2524010B2 (ja) 1996-08-14
CN1056671A (zh) 1991-12-04
KR0181514B1 (ko) 1999-04-15
DE59100521D1 (de) 1993-12-02
JPH05132330A (ja) 1993-05-28
EP0458017B1 (de) 1993-10-27
CA2041607A1 (en) 1991-11-19

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MM4A The patent is invalid due to non-payment of fees

Effective date: 20060423