GB972507A - Improvements in or relating to electrical resistance furnaces - Google Patents

Improvements in or relating to electrical resistance furnaces

Info

Publication number
GB972507A
GB972507A GB4499261A GB4499261A GB972507A GB 972507 A GB972507 A GB 972507A GB 4499261 A GB4499261 A GB 4499261A GB 4499261 A GB4499261 A GB 4499261A GB 972507 A GB972507 A GB 972507A
Authority
GB
United Kingdom
Prior art keywords
tube
dec
articles
relating
supply connection
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
GB4499261A
Other languages
English (en)
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.)
SKF AB
Original Assignee
Svenska Kullagerfabriken AB
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 Svenska Kullagerfabriken AB filed Critical Svenska Kullagerfabriken AB
Publication of GB972507A publication Critical patent/GB972507A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C21—METALLURGY OF IRON
    • C21D—MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS; GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUS METALS OR ALLOYS; MAKING METAL MALLEABLE, e.g. BY DECARBURISATION OR TEMPERING
    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F27—FURNACES; KILNS; OVENS; RETORTS
    • F27B—FURNACES, KILNS, OVENS OR RETORTS IN GENERAL; OPEN SINTERING OR LIKE APPARATUS
    • F27B9/00—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity
    • F27B9/06—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated
    • F27B9/062—Furnaces through which the charge is moved mechanically, e.g. of tunnel type; Similar furnaces in which the charge moves by gravity heated without contact between combustion gases and charge; electrically heated electrically heated
    • F27B9/063—Resistor heating, e.g. with resistors also emitting IR rays
    • 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
    • H05B3/62—Heating elements specially adapted for furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Resistance Heating (AREA)
GB4499261A 1960-12-17 1961-12-15 Improvements in or relating to electrical resistance furnaces Expired GB972507A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1224360 1960-12-17

Publications (1)

Publication Number Publication Date
GB972507A true GB972507A (en) 1964-10-14

Family

ID=20295414

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4499261A Expired GB972507A (en) 1960-12-17 1961-12-15 Improvements in or relating to electrical resistance furnaces

Country Status (2)

Country Link
DE (1) DE1232180B (enrdf_load_stackoverflow)
GB (1) GB972507A (enrdf_load_stackoverflow)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB169756A (en) * 1920-06-02 1921-10-03 Morgan Crucible Co Improvements in electrically heated tubes, muffles and the like
FR1018801A (fr) * 1949-03-21 1953-01-13 Saint Gobain Perfectionnement aux fours à résistors
GB688998A (en) * 1951-01-03 1953-03-18 Needle Industries Ltd Improvements in electric furnaces for the heat treatment of metal articles
GB845496A (en) * 1957-09-16 1960-08-24 Siemens Planiawerke Ag Improvements in or relating to three-phase heating elements for electric resistance furnaces

Also Published As

Publication number Publication date
DE1232180B (de) 1967-01-12
DE1232180C2 (enrdf_load_stackoverflow) 1967-08-03

Similar Documents

Publication Publication Date Title
GB557707A (en) Improvements in or relating to relay timing arrangements
GB972507A (en) Improvements in or relating to electrical resistance furnaces
SE305409B (enrdf_load_stackoverflow)
GB600250A (en) Improvements in thermal responsive electric switches
GB845496A (en) Improvements in or relating to three-phase heating elements for electric resistance furnaces
GB848589A (en) Improvements relating to cathode heaters
GB1028398A (en) Improvements in electric heater arrangements
GB1101919A (en) Improvements in and relating to hollow heating elements for electric high temperature furnaces
GB823631A (en) Current limiting device for safeguarding circuit elements from excessive starting currents
GB543268A (en) Improvements in electric heating and resistance elements
GB895337A (en) Improvements relating to cathode heaters
JPS5348136A (en) Glow plug
GB838917A (en) Improvements in or relating to heating conductors for resistance heated electric furnaces operating at temperatures above 1400 c
SU428581A1 (enrdf_load_stackoverflow)
GB1122260A (en) Improvements in or relating to electric heating elements
SU646173A2 (ru) Высокотемпературна электропечь сопротивлени
FR2226725A1 (en) Bimetallic element for thermic switch - deforming due to heating by Joule effect
GB598812A (en) Improvements relating to electrical heating apparatus
GB730616A (en) Improvements in and relating to electric immersion heaters
GB907469A (en) Improvements in or relating to electric heaters
JPS529896A (en) Positive characteristic thermistor
GB857909A (en) Improvements relating to electrical immersion heaters
GB598195A (en) Improvements in or relating to electric heating elements
GB1176146A (en) Improvements relating to Heating Element Assemblies for Electric Furnaces
GB574909A (en) Improvements in or relating to, electric heaters for liquids