IT1037835B - Mandrino per idrolisi alla fiamma e metodo per la sua utilizzazione - Google Patents
Mandrino per idrolisi alla fiamma e metodo per la sua utilizzazioneInfo
- Publication number
- IT1037835B IT1037835B IT22989/75A IT2298975A IT1037835B IT 1037835 B IT1037835 B IT 1037835B IT 22989/75 A IT22989/75 A IT 22989/75A IT 2298975 A IT2298975 A IT 2298975A IT 1037835 B IT1037835 B IT 1037835B
- Authority
- IT
- Italy
- Prior art keywords
- spindle
- flame hydrolysis
- hydrolysis
- flame
- Prior art date
Links
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]
- C03B37/01486—Means for supporting, rotating or translating the preforms being formed, e.g. lathes
- C03B37/01493—Deposition substrates, e.g. targets, mandrels, start rods or tubes
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B19/00—Other methods of shaping glass
- C03B19/14—Other methods of shaping glass by gas- or vapour- phase reaction processes
- C03B19/1484—Means for supporting, rotating or translating the article being formed
- C03B19/1492—Deposition substrates, e.g. targets
-
- 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]
- C03B37/01466—Means for changing or stabilising the diameter or form of tubes or rods
- C03B37/01473—Collapsing
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Materials Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Glass Melting And Manufacturing (AREA)
- Manufacture, Treatment Of Glass Fibers (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
- Surface Treatment Of Glass (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US05/467,017 US3933453A (en) | 1974-05-06 | 1974-05-06 | Flame hydrolysis mandrel and method of using |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1037835B true IT1037835B (it) | 1979-11-20 |
Family
ID=23854006
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22989/75A IT1037835B (it) | 1974-05-06 | 1975-05-05 | Mandrino per idrolisi alla fiamma e metodo per la sua utilizzazione |
Country Status (7)
Country | Link |
---|---|
US (1) | US3933453A (it) |
JP (1) | JPS50150711A (it) |
CA (1) | CA1043185A (it) |
DE (1) | DE2514251A1 (it) |
FR (1) | FR2279680A1 (it) |
GB (1) | GB1501159A (it) |
IT (1) | IT1037835B (it) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2643525A1 (de) * | 1976-09-28 | 1978-03-30 | Kloth Senking Eisen Metall | Kern zur herstellung von mit duennen kanaelen versehenen gussteilen |
US4198223A (en) * | 1977-05-17 | 1980-04-15 | International Telephone And Telegraph Corporation | Continuous fiber fabrication process |
US4253863A (en) * | 1977-06-07 | 1981-03-03 | International Telephone And Telegraph Corporation | Apparatus for mass producing fiber optic preforms and optic fibers |
US4276072A (en) * | 1977-06-07 | 1981-06-30 | International Telephone And Telegraph Corporation | Optical fiber fabrication |
US4204850A (en) * | 1977-08-26 | 1980-05-27 | Corning Glass Works | Carbon coating for a starting member used in producing optical waveguide |
US4233052A (en) * | 1979-04-16 | 1980-11-11 | Corning Glass Works | Carbon coating for a starting member used in producing optical waveguides |
US4251251A (en) * | 1979-05-31 | 1981-02-17 | Corning Glass Works | Method of making optical devices |
JPS61205632A (ja) * | 1985-03-06 | 1986-09-11 | Sumitomo Electric Ind Ltd | 高純度ガラスパイプの製造方法 |
US4708726A (en) * | 1985-11-27 | 1987-11-24 | At&T Technologies, Inc. | Fabrication of a lightguide preform by the outside vapor deposition process |
US5030217A (en) * | 1988-04-14 | 1991-07-09 | Heraeus Lasersonics, Inc. | Medical laser probe and method of delivering CO2 radiation |
US4911712A (en) * | 1988-04-14 | 1990-03-27 | Heraeus Lasersonics, Inc. | Medical laser probe |
US4960451A (en) * | 1989-08-21 | 1990-10-02 | United Technologies Corporation | Method of making fused hollow composite articles |
DE10012227C1 (de) * | 2000-03-14 | 2001-05-10 | Heraeus Quarzglas | Verfahren zur Herstellung eines Quarzglaskörpers |
US20040050110A1 (en) * | 2002-08-29 | 2004-03-18 | Berkey George E. | Methods for fabricating optical fibers and optical fiber preforms |
CN1317212C (zh) * | 2004-04-29 | 2007-05-23 | 斯德莱特光学技术有限公司 | 一种在1380nm波长区域内低衰减光纤及其制备方法 |
JP4383377B2 (ja) * | 2005-03-22 | 2009-12-16 | 古河電気工業株式会社 | 微細構造光ファイバの作製方法 |
CN101533122B (zh) * | 2009-04-27 | 2010-08-04 | 中天科技光纤有限公司 | 高强度大盘长海底光缆用单模光纤的制备方法 |
DE102011008954B4 (de) * | 2011-01-19 | 2013-01-17 | Heraeus Quarzglas Gmbh & Co. Kg | Verfahren zur Herstellung eines Quarzglaszylinders sowie Träger zur Durchführung des Verfahrens |
GB201106015D0 (en) | 2011-04-08 | 2011-05-25 | Heraeus Quartz Uk Ltd | Production of silica soot bodies |
CN112391682A (zh) * | 2020-11-12 | 2021-02-23 | 湖北鼎晖耐火材料有限公司 | 一种多晶莫来石纤维喷丝用的压力锅 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2171890A (en) * | 1938-02-14 | 1939-09-05 | Joseph O Precourt | Yarn cheese core |
NL144562B (nl) * | 1965-12-08 | 1975-01-15 | Philips Nv | Werkwijze voor het vervaardigen van een hol voorwerp van kwartsglas, alsmede hol glazen voorwerp van kwartsglas verkregen met deze werkwijze. |
US3741796A (en) * | 1968-07-11 | 1973-06-26 | Texas Instruments Inc | Silica deposition utilizing multiple torches |
US3737292A (en) * | 1972-01-03 | 1973-06-05 | Corning Glass Works | Method of forming optical waveguide fibers |
-
1974
- 1974-05-06 US US05/467,017 patent/US3933453A/en not_active Expired - Lifetime
-
1975
- 1975-03-04 CA CA221,258A patent/CA1043185A/en not_active Expired
- 1975-04-01 DE DE19752514251 patent/DE2514251A1/de active Pending
- 1975-04-29 GB GB17697/75A patent/GB1501159A/en not_active Expired
- 1975-05-02 JP JP50052601A patent/JPS50150711A/ja active Pending
- 1975-05-05 IT IT22989/75A patent/IT1037835B/it active
- 1975-05-05 FR FR7513995A patent/FR2279680A1/fr active Granted
Also Published As
Publication number | Publication date |
---|---|
US3933453A (en) | 1976-01-20 |
DE2514251A1 (de) | 1975-11-20 |
CA1043185A (en) | 1978-11-28 |
FR2279680B1 (it) | 1978-07-13 |
GB1501159A (en) | 1978-02-15 |
FR2279680A1 (fr) | 1976-02-20 |
JPS50150711A (it) | 1975-12-03 |
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