FR2009786A1 - - Google Patents

Info

Publication number
FR2009786A1
FR2009786A1 FR6917913A FR6917913A FR2009786A1 FR 2009786 A1 FR2009786 A1 FR 2009786A1 FR 6917913 A FR6917913 A FR 6917913A FR 6917913 A FR6917913 A FR 6917913A FR 2009786 A1 FR2009786 A1 FR 2009786A1
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.)
Withdrawn
Application number
FR6917913A
Other languages
French (fr)
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.)
Knapsack AG
Original Assignee
Knapsack AG
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 Knapsack AG filed Critical Knapsack AG
Publication of FR2009786A1 publication Critical patent/FR2009786A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G05F1/14—Regulating voltage or current wherein the variable actually regulated by the final control device is ac using tap transformers or tap changing inductors as final control devices
    • 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)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Automation & Control Theory (AREA)
  • Discharge Heating (AREA)
  • Furnace Details (AREA)
  • Control Of Electrical Variables (AREA)
  • Sewing Machines And Sewing (AREA)
FR6917913A 1968-05-31 1969-05-30 Withdrawn FR2009786A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681765514 DE1765514B1 (en) 1968-05-31 1968-05-31 CONTROL DEVICE FOR OPERATING A MULTI-PHASE ELECTRIC OVEN

Publications (1)

Publication Number Publication Date
FR2009786A1 true FR2009786A1 (en) 1970-02-06

Family

ID=5698478

Family Applications (1)

Application Number Title Priority Date Filing Date
FR6917913A Withdrawn FR2009786A1 (en) 1968-05-31 1969-05-30

Country Status (9)

Country Link
US (1) US3573336A (en)
JP (1) JPS4920014B1 (en)
BE (1) BE733875A (en)
DE (1) DE1765514B1 (en)
ES (2) ES367625A1 (en)
FR (1) FR2009786A1 (en)
GB (1) GB1237834A (en)
NL (1) NL142794B (en)
NO (1) NO126765B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO126288B (en) * 1971-10-22 1973-01-15 Elkem As
US4580272A (en) * 1983-06-03 1986-04-01 Outokumpu Oy Method for controlling and balancing the power in an electric furnace

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2159361A (en) * 1936-11-30 1939-05-23 Owens Illinois Glass Co Electric furnace
DE841489C (en) * 1943-08-24 1952-06-16 Brown Ag Device for feeding the electrodes of electric glass melting furnaces
DE888898C (en) * 1950-06-11 1953-09-07 Licentia Gmbh Arrangement for regulating the voltage supplied to the electrodes in electrode salt bath ovens
DE862929C (en) * 1951-01-30 1953-01-15 Licentia Gmbh Arrangement for temperature control on electrode salt bath ovens
DE1159111B (en) * 1961-05-31 1963-12-12 Siemens Ag Device to avoid the sharp and dead phase of electric arc furnaces
US3431344A (en) * 1965-11-15 1969-03-04 Westinghouse Electric Corp Control system providing supply circuit impedance balance control for electric arc furnaces
US3432604A (en) * 1967-02-13 1969-03-11 Allegheny Ludlum Steel Automatic determination of arc furnace operating state

Also Published As

Publication number Publication date
DE1765514B1 (en) 1971-08-26
NL142794B (en) 1974-07-15
NO126765B (en) 1973-03-19
NL6908280A (en) 1969-12-02
ES367736A1 (en) 1971-04-16
BE733875A (en) 1969-12-01
GB1237834A (en) 1971-06-30
JPS4920014B1 (en) 1974-05-22
ES367625A1 (en) 1971-04-16
US3573336A (en) 1971-04-06

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Legal Events

Date Code Title Description
ST Notification of lapse