JPS5722130A - Production of optical glass - Google Patents

Production of optical glass

Info

Publication number
JPS5722130A
JPS5722130A JP9575880A JP9575880A JPS5722130A JP S5722130 A JPS5722130 A JP S5722130A JP 9575880 A JP9575880 A JP 9575880A JP 9575880 A JP9575880 A JP 9575880A JP S5722130 A JPS5722130 A JP S5722130A
Authority
JP
Japan
Prior art keywords
drying
gas
vessels
gel
temperature
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
Application number
JP9575880A
Other languages
English (en)
Japanese (ja)
Other versions
JPS631250B2 (enrdf_load_html_response
Inventor
Iwao Matsuyama
Makoto Sato
Kenzo Susa
Yasuo Suganuma
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9575880A priority Critical patent/JPS5722130A/ja
Priority to EP80107254A priority patent/EP0029590B1/en
Priority to DE8080107254T priority patent/DE3067197D1/de
Priority to US06/209,711 priority patent/US4324576A/en
Publication of JPS5722130A publication Critical patent/JPS5722130A/ja
Publication of JPS631250B2 publication Critical patent/JPS631250B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B19/00—Other methods of shaping glass
    • C03B19/12—Other methods of shaping glass by liquid-phase reaction processes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Compositions (AREA)
  • Silicon Compounds (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Manufacture, Treatment Of Glass Fibers (AREA)
JP9575880A 1979-11-21 1980-07-15 Production of optical glass Granted JPS5722130A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP9575880A JPS5722130A (en) 1980-07-15 1980-07-15 Production of optical glass
EP80107254A EP0029590B1 (en) 1979-11-21 1980-11-20 Method for producing optical glass
DE8080107254T DE3067197D1 (en) 1979-11-21 1980-11-20 Method for producing optical glass
US06/209,711 US4324576A (en) 1979-11-21 1980-11-21 Method for producing optical glass

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9575880A JPS5722130A (en) 1980-07-15 1980-07-15 Production of optical glass

Publications (2)

Publication Number Publication Date
JPS5722130A true JPS5722130A (en) 1982-02-05
JPS631250B2 JPS631250B2 (enrdf_load_html_response) 1988-01-12

Family

ID=14146379

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9575880A Granted JPS5722130A (en) 1979-11-21 1980-07-15 Production of optical glass

Country Status (1)

Country Link
JP (1) JPS5722130A (enrdf_load_html_response)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002519A1 (en) * 1982-12-23 1984-07-05 Suwa Seikosha Kk Process for producing quartz glass

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63159965A (ja) * 1986-12-23 1988-07-02 Sharp Corp 電子式卓上計算機

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1984002519A1 (en) * 1982-12-23 1984-07-05 Suwa Seikosha Kk Process for producing quartz glass
US4681615A (en) * 1982-12-23 1987-07-21 Seiko Epson Kabushiki Kaisha Silica glass formation process
US4801318A (en) * 1982-12-23 1989-01-31 Seiko Epson Corporation Silica glass formation process

Also Published As

Publication number Publication date
JPS631250B2 (enrdf_load_html_response) 1988-01-12

Similar Documents

Publication Publication Date Title
JPS56120504A (en) Manufacture of purified hydrochloric acid
IE811758L (en) Producing glass beads
ES440729A1 (es) Procedimiento para influir sobre la temperatura de salida del vapor que recorre una superficie de calentamiento por contacto de un generador de vapor.
JPS5722130A (en) Production of optical glass
US2581519A (en) Manufacture of metal nitrates
DE3264657D1 (en) Process for producing ultra-stable zeolites
JPS56155038A (en) Preparation of base material for optical fiber
JPS5650140A (en) Manufacture of optical fiber base material
ES448373A1 (es) Un procedimiento para la produccion de un vidrio de silica- to de metal alcalino.
JPS5745988A (en) Laser oscillator
JPS5563230A (en) Polypropylene sheet having improved moldability
JPS56161832A (en) Gaseous phase treatment device
SU740713A1 (ru) Способ автоматического управлени аммиачным производством
SU682522A1 (ru) Способ автоматического регулировани процесса получени органохлорсиланов
JPS5794574A (en) Etching vessel
JPS5722126A (en) Production of transparent glass
JPS57169704A (en) Production for optical waveguide film
JPS54110980A (en) Heat gas flow adjuster
JPS6428202A (en) Methanol modification equipment
SU478045A1 (ru) Способ автоматического управлени процессом получени сажи
SU518207A1 (ru) Способ нагрева жидких продуктов в поле свч
JPS5368679A (en) Producing apparatus for distilled water
JPS5637234A (en) Manufacture of anhydrous quartz glass tube
GB783754A (en) Improvements relating to the production of amorphous silica
SU548621A1 (ru) Способ автоматического регулировани температурного режима трубчатой печи