IL83036A - 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
IL83036A
IL83036A IL8303687A IL8303687A IL83036A IL 83036 A IL83036 A IL 83036A IL 8303687 A IL8303687 A IL 8303687A IL 8303687 A IL8303687 A IL 8303687A IL 83036 A IL83036 A IL 83036A
Authority
IL
Israel
Prior art keywords
vessel
refining
combustion
foam
vacuum
Prior art date
Application number
IL8303687A
Other languages
English (en)
Other versions
IL83036A0 (en
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
Publication of IL83036A0 publication Critical patent/IL83036A0/xx
Publication of IL83036A publication Critical patent/IL83036A/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)
IL8303687A 1986-07-07 1987-06-30 Method of controlling foam when refining glassy materials under vacuum IL83036A (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 (2)

Publication Number Publication Date
IL83036A0 IL83036A0 (en) 1987-12-20
IL83036A true IL83036A (en) 1994-02-27

Family

ID=27128668

Family Applications (1)

Application Number Title Priority Date Filing Date
IL8303687A IL83036A (en) 1986-07-07 1987-06-30 Method of controlling foam when refining glassy materials under vacuum

Country Status (8)

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

Also Published As

Publication number Publication date
IL83036A0 (en) 1987-12-20
FI872982A0 (fi) 1987-07-06
TR23142A (tr) 1989-04-17
FI82437B (fi) 1990-11-30
BR8703393A (pt) 1988-03-22
PT85268A (pt) 1988-07-29
KR880002759A (ko) 1988-05-11
PT85268B (pt) 1993-07-30
EG18191A (en) 1992-10-30
FI82437C (fi) 1991-03-11
MY102867A (en) 1993-03-31
KR900005199B1 (ko) 1990-07-21
FI872982L (fi) 1988-01-08

Similar Documents

Publication Publication Date Title
US4704153A (en) Vacuum refining of glassy materials with controlled foaming
CA1275572C (en) Foam control method for vacuum refining of glassy materials
EP0231518B1 (en) Melting and refining of glass or the like with vacuum refining
US4886539A (en) Method of vacuum refining of glassy materials with selenium foaming agent
EP0297405B1 (en) Vacuum refining of glass or the like with enhanced foaming
US4919700A (en) Vacuum refining of glassy materials with selected water content
JP2000128549A (ja) 減圧脱泡によるガラスの製造方法
US4919697A (en) Vacuum refining of glassy materials with selected foaming rate
US4849004A (en) Pulsed pressure method for vacuum refining of glassy materials
IL83036A (en) Method of controlling foam when refining glassy materials under vacuum
JPH0242777B2 (pt)

Legal Events

Date Code Title Description
KB Patent renewed
HP Change in proprietorship
MM9K Patent not in force due to non-payment of renewal fees