CA2013955A1 - Maniere de prevenir la formation de masses de sulfure de nickel au cours de la fusion du verre - Google Patents

Maniere de prevenir la formation de masses de sulfure de nickel au cours de la fusion du verre

Info

Publication number
CA2013955A1
CA2013955A1 CA2013955A CA2013955A CA2013955A1 CA 2013955 A1 CA2013955 A1 CA 2013955A1 CA 2013955 A CA2013955 A CA 2013955A CA 2013955 A CA2013955 A CA 2013955A CA 2013955 A1 CA2013955 A1 CA 2013955A1
Authority
CA
Canada
Prior art keywords
nickel sulfide
avoidance
glass melting
melting process
glass
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
CA2013955A
Other languages
English (en)
Other versions
CA2013955C (fr
Inventor
Leonard Arthur Knavish
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.)
PPG Industries Ohio Inc
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 CA2013955A1 publication Critical patent/CA2013955A1/fr
Application granted granted Critical
Publication of CA2013955C publication Critical patent/CA2013955C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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)
CA002013955A 1989-06-21 1990-04-05 Maniere de prevenir la formation de masses de sulfure de nickel au cours de la fusion du verre Expired - Fee Related CA2013955C (fr)

Applications Claiming Priority (2)

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

Publications (2)

Publication Number Publication Date
CA2013955A1 true CA2013955A1 (fr) 1990-12-21
CA2013955C CA2013955C (fr) 1994-08-16

Family

ID=23455533

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002013955A Expired - Fee Related CA2013955C (fr) 1989-06-21 1990-04-05 Maniere de prevenir la formation de masses de sulfure de nickel au cours de la fusion du verre

Country Status (18)

Country Link
US (1) US4919698A (fr)
EP (1) EP0404144B1 (fr)
JP (1) JPH0610092B2 (fr)
CN (1) CN1016681B (fr)
AT (1) ATE102175T1 (fr)
AU (1) AU605708B1 (fr)
BR (1) BR9002117A (fr)
CA (1) CA2013955C (fr)
DD (1) DD294238A5 (fr)
DE (1) DE69006932T2 (fr)
DK (1) DK0404144T3 (fr)
ES (1) ES2052106T3 (fr)
FI (1) FI901793A7 (fr)
HU (1) HUT64919A (fr)
MX (1) MX164280B (fr)
PL (1) PL164867B1 (fr)
PT (1) PT93987B (fr)
ZA (1) ZA902493B (fr)

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
BE479462A (fr) * 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
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
US3811859A (en) * 1972-06-09 1974-05-21 Ppg Industries Inc Process and apparatus for electrolytically generating stirring bubbles in a glass melt
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
ZA902493B (en) 1991-11-27
AU605708B1 (en) 1991-01-17
DE69006932D1 (de) 1994-04-07
PT93987A (pt) 1991-02-08
PL164867B1 (pl) 1994-10-31
JPH0610092B2 (ja) 1994-02-09
ES2052106T3 (es) 1994-07-01
FI901793A0 (fi) 1990-04-09
DD294238A5 (de) 1991-09-26
EP0404144B1 (fr) 1994-03-02
HUT64919A (en) 1994-03-28
PL285116A1 (en) 1991-02-11
US4919698A (en) 1990-04-24
JPH0337118A (ja) 1991-02-18
ATE102175T1 (de) 1994-03-15
DE69006932T2 (de) 1994-08-18
CN1048208A (zh) 1991-01-02
PT93987B (pt) 1996-12-31
FI901793A7 (fi) 1990-12-22
HU902143D0 (en) 1990-08-28
MX164280B (es) 1992-07-24
CN1016681B (zh) 1992-05-20
BR9002117A (pt) 1991-08-13
DK0404144T3 (da) 1994-03-28
CA2013955C (fr) 1994-08-16
EP0404144A1 (fr) 1990-12-27

Similar Documents

Publication Publication Date Title
ES549396A0 (es) Un tanque de fusion de vidrio
GB8808688D0 (en) Glass-melting furnace & method of manufacturing glass
MY102658A (en) Method and apparatus for homogenizing flat glass
NZ301449A (en) Ceramic tile manufacture from spent aluminum potlining
GB2159813B (en) Forming a gob of molten glass into a parison
DE3370314D1 (en) Prismatic hollow brick of refractory material for the checker work of chambers of a glass melting furnace
NZ220605A (en) Vertically immersed electrode glass melt furnace
CA2013955A1 (fr) Maniere de prevenir la formation de masses de sulfure de nickel au cours de la fusion du verre
FR2565582B1 (fr) Briques refractaires en chrome-alumine fondu, compositions formees a partir d'une matiere granulaire fondue et leur procede de fabrication
SE8400624L (sv) Forfarande for framstellning av metalliskt bly genom smeltreduktion
FI843917A7 (fi) Menetelmä lasin sulattamiseksi esikuumentamalla lasierä, sekä lasin sulatusuuni menetelmän toteuttamiseksi.
EP0325055A3 (en) Glass melting furnace
BR8806437A (pt) Processo de reducao por fusao de um minerio de oxido metalico
DE3164365D1 (en) Process and furnace for the production of molten glass
JPS6424029A (en) Device for forming optical element
DE69113324D1 (de) Ofen zum Schmelzen und Raffinieren von Glas.
JPS6465043A (en) Production of quartz glass
CS275229B2 (en) Method of electrodes length adjusting with glass melting furnace during its operation
SU1137086A1 (ru) Электрическа стекловаренна печь
ES8203804A1 (es) Un aparato para la fabricacion de vidrio
Grigoriev Efficient Technological Processing of Slags From Melting of Lead--Silver Anodes
Harper Continuous melting, discontinuous working[for lead crystal glass]
Baiburt et al. Electric melting of construction and industrial glass
CS321089A1 (en) Basin for glass melting furnace
PL272569A1 (en) Batch type glass vat furnace

Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed