GB8507656D0 - Dehydrating optical materials - Google Patents
Dehydrating optical materialsInfo
- Publication number
- GB8507656D0 GB8507656D0 GB858507656A GB8507656A GB8507656D0 GB 8507656 D0 GB8507656 D0 GB 8507656D0 GB 858507656 A GB858507656 A GB 858507656A GB 8507656 A GB8507656 A GB 8507656A GB 8507656 D0 GB8507656 D0 GB 8507656D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- dehydrating
- optical materials
- optical
- materials
- dehydrating optical
- 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.)
- Granted
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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/0085—Drying; Dehydroxylation
-
- 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
-
- 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
- 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
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/007—Other surface treatment of glass not in the form of fibres or filaments by thermal treatment
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/60—Silica-free oxide glasses
- C03B2201/78—Silica-free oxide glasses containing germanium
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/80—Non-oxide glasses or glass-type compositions
- C03B2201/82—Fluoride glasses, e.g. ZBLAN glass
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/80—Non-oxide glasses or glass-type compositions
- C03B2201/84—Halide glasses other than fluoride glasses, i.e. Cl, Br or I glasses, e.g. AgCl-AgBr "glass"
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B2201/00—Type of glass produced
- C03B2201/80—Non-oxide glasses or glass-type compositions
- C03B2201/86—Chalcogenide glasses, i.e. S, Se or Te glasses
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Geochemistry & Mineralogy (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Life Sciences & Earth Sciences (AREA)
- Thermal Sciences (AREA)
- Optics & Photonics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Glass Compositions (AREA)
- Drying Of Solid Materials (AREA)
- Surface Treatment Of Glass (AREA)
- Surface Treatment Of Glass Fibres Or Filaments (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP59057312A JPS60200844A (en) | 1984-03-27 | 1984-03-27 | Dehydration treatment of optical material by glow discharge |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8507656D0 true GB8507656D0 (en) | 1985-05-01 |
GB2158054A GB2158054A (en) | 1985-11-06 |
GB2158054B GB2158054B (en) | 1988-03-09 |
Family
ID=13052043
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08507656A Expired GB2158054B (en) | 1984-03-27 | 1985-03-25 | Method for dehydrating optical materials by glow discharge |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS60200844A (en) |
FR (1) | FR2562219B1 (en) |
GB (1) | GB2158054B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ES2018519B3 (en) * | 1986-08-29 | 1991-04-16 | American Telephone & Telegraph Company | SOOTH COATING METHOD OF AN OPTICAL PREFORM. |
JPH03103338A (en) * | 1989-09-14 | 1991-04-30 | Sumitomo Electric Ind Ltd | Surface-treatment of fluoride glass |
CN114992987B (en) * | 2022-07-13 | 2022-11-29 | 农业农村部规划设计研究院 | Grain and oil radio-frequency hot air-normal-temperature air combined drying device and operation method |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
BE562396A (en) * | 1956-11-19 | |||
NL140499C (en) * | 1963-07-08 | |||
JPS5268222A (en) * | 1975-12-04 | 1977-06-06 | Furukawa Electric Co Ltd | Process for eliminating air bubbles in the wall of silica glass tube |
JPS5852935B2 (en) * | 1978-11-20 | 1983-11-26 | 三菱マテリアル株式会社 | Manufacturing method for optical transmission materials |
EP0103441B1 (en) * | 1982-09-10 | 1986-07-23 | BRITISH TELECOMMUNICATIONS public limited company | Method for drying oxide glasses |
JPS60108349A (en) * | 1983-11-15 | 1985-06-13 | Nippon Telegr & Teleph Corp <Ntt> | Surface treatment of fluoride glass |
-
1984
- 1984-03-27 JP JP59057312A patent/JPS60200844A/en active Pending
-
1985
- 1985-03-25 GB GB08507656A patent/GB2158054B/en not_active Expired
- 1985-03-26 FR FR8504482A patent/FR2562219B1/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FR2562219B1 (en) | 1988-10-14 |
GB2158054B (en) | 1988-03-09 |
GB2158054A (en) | 1985-11-06 |
JPS60200844A (en) | 1985-10-11 |
FR2562219A1 (en) | 1985-10-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19990325 |