EG18191A - Method of controlling foam when refining glassy materials under vacuum - Google Patents

Method of controlling foam when refining glassy materials under vacuum

Info

Publication number
EG18191A
EG18191A EG395/87A EG39587A EG18191A EG 18191 A EG18191 A EG 18191A EG 395/87 A EG395/87 A EG 395/87A EG 39587 A EG39587 A EG 39587A EG 18191 A EG18191 A EG 18191A
Authority
EG
Egypt
Prior art keywords
under vacuum
materials under
glassy materials
controlling foam
refining
Prior art date
Application number
EG395/87A
Original Assignee
Ppg Industries Inc
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
Priority claimed from US06/895,647 external-priority patent/US4704153A/en
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Application granted granted Critical
Publication of EG18191A publication Critical patent/EG18191A/en

Links

Classifications

    • 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
    • C03B5/16—Special features of the melting process; Auxiliary means specially adapted for glass-melting furnaces
    • C03B5/225—Refining
    • 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)
  • Glass Melting And Manufacturing (AREA)
  • Glass Compositions (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EG395/87A 1986-07-07 1987-07-06 Method of controlling foam when refining glassy materials under vacuum EG18191A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US88264786A 1986-07-07 1986-07-07
US06/895,647 US4704153A (en) 1986-08-12 1986-08-12 Vacuum refining of glassy materials with controlled foaming

Publications (1)

Publication Number Publication Date
EG18191A true EG18191A (en) 1992-10-30

Family

ID=27128668

Family Applications (1)

Application Number Title Priority Date Filing Date
EG395/87A EG18191A (en) 1986-07-07 1987-07-06 Method of controlling foam when refining glassy materials under vacuum

Country Status (8)

Country Link
KR (1) KR900005199B1 (en)
BR (1) BR8703393A (en)
EG (1) EG18191A (en)
FI (1) FI82437C (en)
IL (1) IL83036A (en)
MY (1) MY102867A (en)
PT (1) PT85268B (en)
TR (1) TR23142A (en)

Also Published As

Publication number Publication date
KR880002759A (en) 1988-05-11
FI872982A0 (en) 1987-07-06
FI872982A (en) 1988-01-08
PT85268B (en) 1993-07-30
FI82437C (en) 1991-03-11
FI82437B (en) 1990-11-30
IL83036A0 (en) 1987-12-20
BR8703393A (en) 1988-03-22
TR23142A (en) 1989-04-17
PT85268A (en) 1988-07-29
KR900005199B1 (en) 1990-07-21
MY102867A (en) 1993-03-31
IL83036A (en) 1994-02-27

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