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GB515339A - Improvements relating to electric furnaces - Google Patents

Improvements relating to electric furnaces

Info

Publication number
GB515339A
GB515339A GB1836038A GB1836038A GB515339A GB 515339 A GB515339 A GB 515339A GB 1836038 A GB1836038 A GB 1836038A GB 1836038 A GB1836038 A GB 1836038A GB 515339 A GB515339 A GB 515339A
Authority
GB
United Kingdom
Prior art keywords
gases
chamber
flue
fans
electric 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
GB1836038A
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.)
METALECTRIC FURNACES Ltd
Original Assignee
METALECTRIC FURNACES Ltd
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 METALECTRIC FURNACES Ltd filed Critical METALECTRIC FURNACES Ltd
Priority to GB1836038A priority Critical patent/GB515339A/en
Publication of GB515339A publication Critical patent/GB515339A/en
Expired legal-status Critical Current

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27FURNACES; KILNS; OVENS; RETORTS
    • F27DDETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
    • F27D11/00Arrangement of elements for electric heating in or on furnaces
    • F27D11/02Ohmic resistance heating
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00Ohmic-resistance heating
    • H05B3/62Heating elements specially adapted for furnaces
    • H05B3/64Heating elements specially adapted for furnaces using ribbon, rod, or wire heater

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Furnace Details (AREA)

Abstract

515,339. Circulating, furnace atmospheres. METALECTRIC FURNACES, Ltd., and McKEOWN, C. G. June 21, 1938, No. 18360. [Class 51 (ii)] Electric furnaces for heat treating articles are provided with means for circulating gases consisting of centrifugal fans e, Fig. 3, arranged outside the heating-chamber a in flues d. Divergent deflectors a<2> direct the gases into the centre of each fan which forces them through a spiral casing into the flue d. The gases are directed back into the chamber at the end adjacent the door f. In a modification, Fig. 5, the fans g are arranged at the centre of each flue h<1> into which they are directed by deflectors h<2>. Two fans may be arranged in each flue delivering the gases to opposite ends of the chamber h.
GB1836038A 1938-06-21 1938-06-21 Improvements relating to electric furnaces Expired GB515339A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1836038A GB515339A (en) 1938-06-21 1938-06-21 Improvements relating to electric furnaces

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1836038A GB515339A (en) 1938-06-21 1938-06-21 Improvements relating to electric furnaces

Publications (1)

Publication Number Publication Date
GB515339A true GB515339A (en) 1939-12-01

Family

ID=10111122

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1836038A Expired GB515339A (en) 1938-06-21 1938-06-21 Improvements relating to electric furnaces

Country Status (1)

Country Link
GB (1) GB515339A (en)

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