FR2227706B1 - - Google Patents
Info
- Publication number
- FR2227706B1 FR2227706B1 FR7414665A FR7414665A FR2227706B1 FR 2227706 B1 FR2227706 B1 FR 2227706B1 FR 7414665 A FR7414665 A FR 7414665A FR 7414665 A FR7414665 A FR 7414665A FR 2227706 B1 FR2227706 B1 FR 2227706B1
- Authority
- FR
- France
- 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
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
- C03B5/167—Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches
- C03B5/1677—Means for preventing damage to equipment, e.g. by molten glass, hot gases, batches by use of electrochemically protection means, e.g. passivation of electrodes
-
- 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
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/445—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being transistors in series with the load
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/12—Regulating voltage or current wherein the variable actually regulated by the final control device is ac
- G05F1/40—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices
- G05F1/44—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only
- G05F1/45—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load
- G05F1/455—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using discharge tubes or semiconductor devices as final control devices semiconductor devices only being controlled rectifiers in series with the load with phase control
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/0019—Circuit arrangements
- H05B3/0023—Circuit arrangements for heating by passing the current directly across the material to be heated
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S65/00—Glass manufacturing
- Y10S65/04—Electric heat
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Electrochemistry (AREA)
- Physics & Mathematics (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Furnace Details (AREA)
- Vertical, Hearth, Or Arc Furnaces (AREA)
- Control Of Resistance Heating (AREA)
- Glass Melting And Manufacturing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00355877A US3818112A (en) | 1973-04-30 | 1973-04-30 | Electrical furnace for melting glass |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2227706A1 FR2227706A1 (fr) | 1974-11-22 |
FR2227706B1 true FR2227706B1 (fr) | 1978-01-20 |
Family
ID=23399181
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7414665A Expired FR2227706B1 (fr) | 1973-04-30 | 1974-04-26 |
Country Status (9)
Country | Link |
---|---|
US (1) | US3818112A (fr) |
JP (1) | JPS5013939A (fr) |
BE (1) | BE814414A (fr) |
CA (1) | CA1007686A (fr) |
DE (1) | DE2420749A1 (fr) |
FR (1) | FR2227706B1 (fr) |
GB (1) | GB1466159A (fr) |
IT (1) | IT1010289B (fr) |
NL (1) | NL7405742A (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3967046A (en) * | 1975-02-18 | 1976-06-29 | Owens-Corning Fiberglas Corporation | Apparatus and method for increasing furnace life in an electric furnace for thermoplastic materials |
IT7940024A0 (it) * | 1979-02-19 | 1979-02-19 | Tironi Electromecc | Metodo per la fusione di materiali vetrosi ed uso di dispositivo idoneo alla realizzazione del metodo |
DE3017374C1 (de) * | 1980-05-07 | 1982-08-26 | Eglasstrek Patent Promotion & Awarding GmbH, 6203 Hochheim | Vorrichtung zur Herstellung von Glasfasern |
US4413346A (en) * | 1981-11-04 | 1983-11-01 | Corning Glass Works | Glass-melting furnace with batch electrodes |
US4737966A (en) * | 1987-01-12 | 1988-04-12 | Corning Glass Works | Electric melter for high electrical resistivity glass materials |
US4741753A (en) * | 1987-03-12 | 1988-05-03 | Owens-Corning Fiberglas Corporation | Method and apparatus for electrically heating molten glass |
DE10041757C1 (de) * | 2000-08-25 | 2002-02-21 | Schott Glas | Verfahren und Vorrichtung zum Läutern von Glas |
FR2892497B1 (fr) * | 2005-10-24 | 2008-07-04 | Air Liquide | Procede de combustion mixte dans un four a regenerateurs |
CN101407368B (zh) * | 2008-10-23 | 2011-02-02 | 黎国琪 | 一种烧制琉璃件的专用电窑及控制方法 |
TWI764952B (zh) * | 2016-11-08 | 2022-05-21 | 美商康寧公司 | 用於形成玻璃製品之設備及方法 |
JP2023091397A (ja) * | 2021-12-20 | 2023-06-30 | 日本電気硝子株式会社 | ガラス物品の製造方法及びガラス物品の製造装置 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3395237A (en) * | 1967-05-03 | 1968-07-30 | Harold S. Orton | Electric resistance furnace |
-
1973
- 1973-04-30 US US00355877A patent/US3818112A/en not_active Expired - Lifetime
- 1973-12-13 CA CA188,092A patent/CA1007686A/en not_active Expired
-
1974
- 1974-04-24 GB GB1790174A patent/GB1466159A/en not_active Expired
- 1974-04-26 FR FR7414665A patent/FR2227706B1/fr not_active Expired
- 1974-04-26 JP JP49047488A patent/JPS5013939A/ja active Pending
- 1974-04-29 DE DE2420749A patent/DE2420749A1/de not_active Withdrawn
- 1974-04-29 NL NL7405742A patent/NL7405742A/xx not_active Application Discontinuation
- 1974-04-30 IT IT22134/74A patent/IT1010289B/it active
- 1974-04-30 BE BE143802A patent/BE814414A/fr unknown
Also Published As
Publication number | Publication date |
---|---|
NL7405742A (fr) | 1974-11-01 |
US3818112A (en) | 1974-06-18 |
BE814414A (fr) | 1974-10-30 |
DE2420749A1 (de) | 1974-11-21 |
FR2227706A1 (fr) | 1974-11-22 |
CA1007686A (en) | 1977-03-29 |
GB1466159A (en) | 1977-03-02 |
JPS5013939A (fr) | 1975-02-13 |
IT1010289B (it) | 1977-01-10 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |