GB2093817B - Method for reducing striations in fused silica - Google Patents

Method for reducing striations in fused silica

Info

Publication number
GB2093817B
GB2093817B GB8205030A GB8205030A GB2093817B GB 2093817 B GB2093817 B GB 2093817B GB 8205030 A GB8205030 A GB 8205030A GB 8205030 A GB8205030 A GB 8205030A GB 2093817 B GB2093817 B GB 2093817B
Authority
GB
United Kingdom
Prior art keywords
fused silica
striations
reducing
reducing striations
fused
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
Application number
GB8205030A
Other versions
GB2093817A (en
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.)
Osram Sylvania Inc
Original Assignee
GTE Products Corp
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 GTE Products Corp filed Critical GTE Products Corp
Publication of GB2093817A publication Critical patent/GB2093817A/en
Application granted granted Critical
Publication of GB2093817B publication Critical patent/GB2093817B/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
    • C03B17/04—Forming tubes or rods by drawing from stationary or rotating tools or from forming nozzles
    • C—CHEMISTRY; METALLURGY
    • C03—GLASS; MINERAL OR SLAG WOOL
    • C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
    • C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
    • C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
    • C03B5/033—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by using resistance heaters above or in the glass bath, i.e. by indirect resistance heating
    • C03B5/0336—Shaft furnaces

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Glass Melting And Manufacturing (AREA)
GB8205030A 1981-02-19 1982-02-19 Method for reducing striations in fused silica Expired GB2093817B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23582981A 1981-02-19 1981-02-19

Publications (2)

Publication Number Publication Date
GB2093817A GB2093817A (en) 1982-09-08
GB2093817B true GB2093817B (en) 1985-03-13

Family

ID=22887078

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8205030A Expired GB2093817B (en) 1981-02-19 1982-02-19 Method for reducing striations in fused silica

Country Status (4)

Country Link
DE (1) DE3204950A1 (en)
FR (1) FR2499964A1 (en)
GB (1) GB2093817B (en)
NL (1) NL8200639A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI276611B (en) * 2000-08-17 2007-03-21 Hoya Corp Process for producing glass and glass-melting apparatus thereof
CN103121788A (en) * 2011-11-21 2013-05-29 袁晶 Joint-melting quartz block hitting furnace
CN103011552A (en) * 2013-01-05 2013-04-03 连云港福东天佑照明电器有限公司 Quartz rod continuous smelting furnace
CN110156301B (en) * 2019-06-21 2023-10-20 连云港福东正佑照明电器有限公司 Continuous melting device and method for quartz tube production

Also Published As

Publication number Publication date
FR2499964A1 (en) 1982-08-20
DE3204950A1 (en) 1982-08-19
NL8200639A (en) 1982-09-16
GB2093817A (en) 1982-09-08
FR2499964B3 (en) 1983-12-30

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee