KR0181514B1 - 중공체의 공구를 사용하지 않는 변형을 위한 방법 - Google Patents

중공체의 공구를 사용하지 않는 변형을 위한 방법 Download PDF

Info

Publication number
KR0181514B1
KR0181514B1 KR1019910008112A KR910008112A KR0181514B1 KR 0181514 B1 KR0181514 B1 KR 0181514B1 KR 1019910008112 A KR1019910008112 A KR 1019910008112A KR 910008112 A KR910008112 A KR 910008112A KR 0181514 B1 KR0181514 B1 KR 0181514B1
Authority
KR
South Korea
Prior art keywords
hollow body
range
rod
atrophy
vacuum
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 - Fee Related
Application number
KR1019910008112A
Other languages
English (en)
Korean (ko)
Other versions
KR910019917A (ko
Inventor
레버 헬무트
라이만 크라우스
Original Assignee
게르하르트 빌스마이어
헤레우스 크발츠그라스 게엠베하
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 게르하르트 빌스마이어, 헤레우스 크발츠그라스 게엠베하 filed Critical 게르하르트 빌스마이어
Publication of KR910019917A publication Critical patent/KR910019917A/ko
Application granted granted Critical
Publication of KR0181514B1 publication Critical patent/KR0181514B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • 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)
KR1019910008112A 1990-05-18 1991-05-18 중공체의 공구를 사용하지 않는 변형을 위한 방법 Expired - Fee Related KR0181514B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP4016030.0 1990-05-18
DE4016030A DE4016030A1 (de) 1990-05-18 1990-05-18 Verfahren zum werkzeugfreien umformen eines hohlkoerpers

Publications (2)

Publication Number Publication Date
KR910019917A KR910019917A (ko) 1991-12-19
KR0181514B1 true KR0181514B1 (ko) 1999-04-15

Family

ID=6406720

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910008112A Expired - Fee Related KR0181514B1 (ko) 1990-05-18 1991-05-18 중공체의 공구를 사용하지 않는 변형을 위한 방법

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
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
US7797966B2 (en) * 2000-12-29 2010-09-21 Single Crystal Technologies, Inc. Hot substrate deposition of fused silica
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
US11339079B2 (en) 2017-11-30 2022-05-24 Corning Incorporated Systems and methods for minimizing SHR from pharmaceutical part converting using pulsed ejection
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
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
DE3176131D1 (en) * 1980-01-11 1987-05-27 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
EP0163071B1 (de) * 1984-05-26 1990-03-07 AEG KABEL Aktiengesellschaft 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
JP2524010B2 (ja) 1996-08-14
US5171343A (en) 1992-12-15
CA2041607A1 (en) 1991-11-19
CN1029836C (zh) 1995-09-27
EP0458017B1 (de) 1993-10-27
JPH05132330A (ja) 1993-05-28
EP0458017A1 (de) 1991-11-27
RU2013386C1 (ru) 1994-05-30
KR910019917A (ko) 1991-12-19
CN1056671A (zh) 1991-12-04
DE59100521D1 (de) 1993-12-02
DE4016030C2 (enExample) 1992-12-03
DE4016030A1 (de) 1991-11-21

Similar Documents

Publication Publication Date Title
KR0181514B1 (ko) 중공체의 공구를 사용하지 않는 변형을 위한 방법
US6684664B2 (en) Process for manufacture of a component made of opaque synthetic quartz glass
CN1129558C (zh) 采用等离子外部汽相沉积法制造用于光纤生产的管状件的方法
US4867774A (en) Method of producing an elongated glass body, particularly a preform for optical waveguides
CN116282887B (zh) 一种锥形光纤及其制作方法
AU750390B2 (en) Method of making an optical fiber preform
US6131413A (en) Method of controlling the etching and collapse of an MCVD tube by monitoring internal pressure
JPH0526730B2 (enExample)
DE102004035086B4 (de) Verfahren zur Herstellung eines Hohlzylinders aus Quarzglas mit kleinem Innendurchmesser sowie zur Durchführung des Verfahrens geeignete Vorrichtung
CN116143397A (zh) 一种锥形光纤的制备方法与锥形光纤
RU2179159C2 (ru) Способ уменьшения количества пузырьков в стеклянном изделии (варианты) и стеклянное изделие
US4620862A (en) Process of fabricating an elongated glass body particularly a preform for optical waveguides
US6446468B1 (en) Process for fabricating optical fiber involving overcladding during sintering
JP2810941B2 (ja) 多角柱状シリカガラス棒の製造方法
JP2008506626A5 (enExample)
CN100335430C (zh) 借助保持装置生产用合成石英玻璃制成的中空筒的方法和实施所述方法的保持装置
JP2020138904A (ja) ガラス部品を製造する方法および装置
JP3797567B2 (ja) 光ファイバ用母材の製造方法
JP3207855B2 (ja) プリフォームの製造方法
EP1466874A2 (en) Fluorine-doped quartz glass article and manufacturing method thereof
JP3258175B2 (ja) ノンドープ若しくはドープシリカガラス体の製造方法
US5429653A (en) Method of partially introverting a multiple layer tube to form an optical fiber preform
KR20010091955A (ko) 불소 도핑된 졸-겔 성형품의 제조방법
JPH01203239A (ja) 光導波体製造用ガラス管圧潰方法
CN108793721A (zh) 一种光纤预制棒的脱气装置及方法

Legal Events

Date Code Title Description
PA0109 Patent application

St.27 status event code: A-0-1-A10-A12-nap-PA0109

R17-X000 Change to representative recorded

St.27 status event code: A-3-3-R10-R17-oth-X000

PG1501 Laying open of application

St.27 status event code: A-1-1-Q10-Q12-nap-PG1501

A201 Request for examination
PA0201 Request for examination

St.27 status event code: A-1-2-D10-D11-exm-PA0201

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

St.27 status event code: A-1-2-D10-D21-exm-PE0902

P11-X000 Amendment of application requested

St.27 status event code: A-2-2-P10-P11-nap-X000

P13-X000 Application amended

St.27 status event code: A-2-2-P10-P13-nap-X000

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

St.27 status event code: A-1-2-D10-D22-exm-PE0701

GRNT Written decision to grant
PR0701 Registration of establishment

St.27 status event code: A-2-4-F10-F11-exm-PR0701

PR1002 Payment of registration fee

St.27 status event code: A-2-2-U10-U11-oth-PR1002

Fee payment year number: 1

PG1601 Publication of registration

St.27 status event code: A-4-4-Q10-Q13-nap-PG1601

PN2301 Change of applicant

St.27 status event code: A-5-5-R10-R13-asn-PN2301

St.27 status event code: A-5-5-R10-R11-asn-PN2301

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 4

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 5

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 6

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 7

FPAY Annual fee payment

Payment date: 20051129

Year of fee payment: 8

PR1001 Payment of annual fee

St.27 status event code: A-4-4-U10-U11-oth-PR1001

Fee payment year number: 8

LAPS Lapse due to unpaid annual fee
PC1903 Unpaid annual fee

St.27 status event code: A-4-4-U10-U13-oth-PC1903

Not in force date: 20061209

Payment event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

PC1903 Unpaid annual fee

St.27 status event code: N-4-6-H10-H13-oth-PC1903

Ip right cessation event data comment text: Termination Category : DEFAULT_OF_REGISTRATION_FEE

Not in force date: 20061209

R18-X000 Changes to party contact information recorded

St.27 status event code: A-5-5-R10-R18-oth-X000