BR9002117A - Processo para fundir vidro - Google Patents

Processo para fundir vidro

Info

Publication number
BR9002117A
BR9002117A BR909002117A BR9002117A BR9002117A BR 9002117 A BR9002117 A BR 9002117A BR 909002117 A BR909002117 A BR 909002117A BR 9002117 A BR9002117 A BR 9002117A BR 9002117 A BR9002117 A BR 9002117A
Authority
BR
Brazil
Prior art keywords
fusion process
glass fusion
glass
electrolytically
avoided
Prior art date
Application number
BR909002117A
Other languages
English (en)
Inventor
Leonard Arthur Knavish
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
Application filed by Ppg Industries Inc filed Critical Ppg Industries Inc
Publication of BR9002117A publication Critical patent/BR9002117A/pt

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
    • C03B5/163—Electrochemical treatments, e.g. to prevent bubbling or to create bubbles
    • 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
    • C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
    • 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
    • C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
    • C03B5/03—Tank furnaces
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Glass Melting And Manufacturing (AREA)
  • Glass Compositions (AREA)
  • Manufacture And Refinement Of Metals (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Resistance Heating (AREA)
BR909002117A 1989-06-21 1990-05-07 Processo para fundir vidro BR9002117A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/369,450 US4919698A (en) 1989-06-21 1989-06-21 Avoidance of nickel sulfide stones in a glass melting operation

Publications (1)

Publication Number Publication Date
BR9002117A true BR9002117A (pt) 1991-08-13

Family

ID=23455533

Family Applications (1)

Application Number Title Priority Date Filing Date
BR909002117A BR9002117A (pt) 1989-06-21 1990-05-07 Processo para fundir vidro

Country Status (18)

Country Link
US (1) US4919698A (pt)
EP (1) EP0404144B1 (pt)
JP (1) JPH0610092B2 (pt)
CN (1) CN1016681B (pt)
AT (1) ATE102175T1 (pt)
AU (1) AU605708B1 (pt)
BR (1) BR9002117A (pt)
CA (1) CA2013955C (pt)
DD (1) DD294238A5 (pt)
DE (1) DE69006932T2 (pt)
DK (1) DK0404144T3 (pt)
ES (1) ES2052106T3 (pt)
FI (1) FI901793A0 (pt)
HU (1) HUT64919A (pt)
MX (1) MX164280B (pt)
PL (1) PL164867B1 (pt)
PT (1) PT93987B (pt)
ZA (1) ZA902493B (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5006144A (en) * 1990-06-25 1991-04-09 Ppg Industries, Inc. Melting glass with oxidation control and lowered emissions
DE4207059C1 (de) * 1992-03-06 1993-10-21 Schott Glaswerke Verfahren zur Läuterung oxidischer Schmelzen
US5401287A (en) * 1993-08-19 1995-03-28 Ppg Industries, Inc. Reduction of nickel sulfide stones in a glass melting operation
DE102018108418A1 (de) * 2018-04-10 2019-10-10 Schott Ag Verfahren zur Herstellung von Glasprodukten sowie hierzu geeignete Vorrichtung

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1955451A (en) * 1932-08-08 1934-04-17 Macbeth Evans Glass Co Method of controlling the composition of glass
US1970112A (en) * 1932-08-10 1934-08-14 Hartford Empire Co Method and apparatus for making glass with salt
US2277678A (en) * 1937-08-10 1942-03-31 Saint Gobain Electric furnace for melting glass
US2281408A (en) * 1938-02-14 1942-04-28 Saint Gobain Method and apparatus for manufacture and treatment of glass and analogous substances
DE1009768B (de) * 1943-08-11 1957-06-06 Saint Gobain Verfahren zur Glaserzeugung im elektrischen Ofen
NL138010C (pt) * 1945-01-29
US3415636A (en) * 1964-09-28 1968-12-10 American Optical Corp Method for treating molten glass with a laser beam
US3530221A (en) * 1968-05-01 1970-09-22 Penberthy Harvey Larry Ac/dc electrode and power supply system for a glass furnace
US3811859A (en) * 1972-06-09 1974-05-21 Ppg Industries Inc Process and apparatus for electrolytically generating stirring bubbles in a glass melt
US3811860A (en) * 1972-06-09 1974-05-21 Ppg Industries Inc Processing of stirring molten glass with bubbles from electrolysis
US3811858A (en) * 1972-06-09 1974-05-21 Ppg Industries Inc Method and apparatus for mixing molten glass by bubbling
US4001001A (en) * 1976-01-19 1977-01-04 Ppg Industries, Inc. Horizontal glassmaking furnace
US4227029A (en) * 1978-05-15 1980-10-07 Brockway Glass Company, Inc. Method and apparatus for eliminating D.C. in an electric glass melting furnace
GB2093820B (en) * 1981-02-25 1984-08-30 Glaverbel Glass manufacture
US4536205A (en) * 1983-10-20 1985-08-20 Ppg Industries, Inc. Method for controlling currents in glass melter

Also Published As

Publication number Publication date
FI901793A0 (fi) 1990-04-09
CA2013955C (en) 1994-08-16
DD294238A5 (de) 1991-09-26
PT93987B (pt) 1996-12-31
AU605708B1 (en) 1991-01-17
JPH0337118A (ja) 1991-02-18
MX164280B (es) 1992-07-24
JPH0610092B2 (ja) 1994-02-09
CN1016681B (zh) 1992-05-20
DK0404144T3 (da) 1994-03-28
DE69006932D1 (de) 1994-04-07
PL164867B1 (pl) 1994-10-31
EP0404144A1 (en) 1990-12-27
ZA902493B (en) 1991-11-27
HUT64919A (en) 1994-03-28
HU902143D0 (en) 1990-08-28
CA2013955A1 (en) 1990-12-21
EP0404144B1 (en) 1994-03-02
US4919698A (en) 1990-04-24
ES2052106T3 (es) 1994-07-01
CN1048208A (zh) 1991-01-02
PT93987A (pt) 1991-02-08
ATE102175T1 (de) 1994-03-15
DE69006932T2 (de) 1994-08-18
PL285116A1 (en) 1991-02-11

Similar Documents

Publication Publication Date Title
DE3850195D1 (de) Aufschmelzofen.
DE69112510D1 (de) Schmelzen von Glas mit kontrollierter Oxidation und gesenkten Emissionen.
EP0165703A3 (en) Fiber reinforced glas/glass-ceramic mirror blanks and method for its production
DE69401623D1 (de) Verringerung von Nickelsulfidsteinen während des Glasschmelzens
ES2083957T3 (es) Metodo para la produccion de proteinas utilizando proteinas fusionadas del tipo cks.
DE3765887D1 (de) Verfahren zum bekleiden von optischen vorformen mit glasruss.
DK667688A (da) Forbedret belysningsarmatur med styret, opadrettet lys
ATE120723T1 (de) Schmelzen von glas.
BR8505992A (pt) Tanque de fusao de vidro,refratario moldado por fusao e processo para formar um refratario para uso em um tanque de fusao de vidro
BR9007298A (pt) Processo e forno de fusao para fabricacao de vidro
ATA137787A (de) Elektroschmelzverfahren für glas
ES546565A0 (es) Aparato de servomando para controlar el movimiento repetitivo u oscilatorio de un elemento en un proceso de fabricacion de vidrio entre puntos predeterminados.
DE3679012D1 (de) Photochromisches glas mit schneller abnutzung.
ES533979A0 (es) Procedimiento para la produccion de vidrio destinado a la fabricacion de productos vitreos y dispositivo para la realizacion de dicho procedimiento
BR9002117A (pt) Processo para fundir vidro
DE59008706D1 (de) Einschmelzglas zur Herstellung von Glas-Metall-Dichtungen.
DE3771604D1 (de) Verschmelzglas.
BR8603912A (pt) Processo para a producao de chapa refrataria para bocal movel
DE3871337D1 (de) Kettenglied mit schmelzelement.
MX163869B (es) Metodo mejorado para producir un revestimiento de oxido de estano,transparente,sobre vidrio
DE3874314D1 (de) Glasschmelzofen.
DE3884548D1 (de) Gesteinsbohrmeissel mit matrixersatzmaterial.
DE59004985D1 (de) Schmelzaggregat zum Herstellen von Glas.
BR8806437A (pt) Processo de reducao por fusao de um minerio de oxido metalico
FR2561397B1 (fr) Verre organique pour la realisation d'elements optiques