FR857940A - Automatic control device for electric arc furnaces - Google Patents

Automatic control device for electric arc furnaces

Info

Publication number
FR857940A
FR857940A FR857940DA FR857940A FR 857940 A FR857940 A FR 857940A FR 857940D A FR857940D A FR 857940DA FR 857940 A FR857940 A FR 857940A
Authority
FR
France
Prior art keywords
control device
automatic control
electric arc
arc furnaces
furnaces
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.)
Expired
Application number
Other languages
French (fr)
Inventor
Louis Grangette
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 filed Critical
Application granted granted Critical
Publication of FR857940A publication Critical patent/FR857940A/en
Expired 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
    • H05B7/00—Heating by electric discharge
    • H05B7/005—Electrical diagrams

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
FR857940D 1939-07-18 1939-07-18 Automatic control device for electric arc furnaces Expired FR857940A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR857940T 1939-07-18

Publications (1)

Publication Number Publication Date
FR857940A true FR857940A (en) 1940-10-05

Family

ID=9329712

Family Applications (1)

Application Number Title Priority Date Filing Date
FR857940D Expired FR857940A (en) 1939-07-18 1939-07-18 Automatic control device for electric arc furnaces

Country Status (1)

Country Link
FR (1) FR857940A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2480463A (en) * 1939-07-18 1949-08-30 Grangette Louis Automatic control of electric arc furnaces
EP0023058A1 (en) * 1979-07-19 1981-01-28 BBC Aktiengesellschaft Brown, Boveri & Cie. Method and device for regulating an arc furnace

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2480463A (en) * 1939-07-18 1949-08-30 Grangette Louis Automatic control of electric arc furnaces
EP0023058A1 (en) * 1979-07-19 1981-01-28 BBC Aktiengesellschaft Brown, Boveri & Cie. Method and device for regulating an arc furnace
FR2462079A1 (en) * 1979-07-19 1981-02-06 Cem Comp Electro Mec ARC CONTROL METHOD AND DEVICE ON ARC FURNACES

Similar Documents

Publication Publication Date Title
FR871408A (en) Device for defrosting hood elements
FR849186A (en) Elastic mount for automatic firearm
FR863597A (en) Control device
FR851585A (en) Automatic adjustment device for arc furnace electrodes
FR857940A (en) Automatic control device for electric arc furnaces
FR950477A (en) Switch control device
FR859883A (en) Automatic control device for electric ovens
FR872931A (en) Degree switch device for tap transformers
FR863637A (en) Ventilation device for electric ovens and for corresponding control
CA390635A (en) Furnace stoker control device
FR858254A (en) Jerking slide control
CA383076A (en) Stoker control device
CA380174A (en) Circuit control device
CA385865A (en) Circuit controlling device
CA380542A (en) Switch control device
AU108316B2 (en) An improved automatic stoker for furnaces
FR869236A (en) Preselector control
CA389437A (en) Circuit control device
FR925132A (en) Ventilation device for electrical appliances
FR53220E (en) Automatic switch
FR883259A (en) Automatic switch
FR862535A (en) Improvements to thermostats for oven control
FR868806A (en) Fan device with automatic valve for gasifier
DK67868C (en) AC control device.
FR849031A (en) Automatic brick cutter