Classifications

• • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
  • F27—FURNACES; KILNS; OVENS; RETORTS
  • F27D—DETAILS OR ACCESSORIES OF FURNACES, KILNS, OVENS, OR RETORTS, IN SO FAR AS THEY ARE OF KINDS OCCURRING IN MORE THAN ONE KIND OF FURNACE
  • F27D11/00—Arrangement of elements for electric heating in or on furnaces
  • F27D11/08—Heating by electric discharge, e.g. arc discharge
• • C—CHEMISTRY; METALLURGY
  • C21—METALLURGY OF IRON
  • C21B—MANUFACTURE OF IRON OR STEEL
  • C21B11/00—Making pig-iron other than in blast furnaces
• • C—CHEMISTRY; METALLURGY
  • C21—METALLURGY OF IRON
  • C21B—MANUFACTURE OF IRON OR STEEL
  • C21B13/00—Making spongy iron or liquid steel, by direct processes
  • C21B13/12—Making spongy iron or liquid steel, by direct processes in electric furnaces
• • C—CHEMISTRY; METALLURGY
  • C21—METALLURGY OF IRON
  • C21C—PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE OF WROUGHT-IRON OR STEEL; TREATMENT IN MOLTEN STATE OF FERROUS ALLOYS
  • C21C5/00—Manufacture of carbon-steel, e.g. plain mild steel, medium carbon steel or cast steel or stainless steel
  • C21C5/52—Manufacture of steel in electric furnaces
  • C21C5/527—Charging of the electric furnace
• • C—CHEMISTRY; METALLURGY
  • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
  • C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
  • C22B4/00—Electrothermal treatment of ores or metallurgical products for obtaining metals or alloys
• • 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
  • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
  • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
  • Y02P10/00—Technologies related to metal processing
  • Y02P10/20—Recycling

Landscapes

• Engineering & Computer Science (AREA)
• Chemical & Material Sciences (AREA)
• Manufacturing & Machinery (AREA)
• Materials Engineering (AREA)
• Metallurgy (AREA)
• Organic Chemistry (AREA)
• Mechanical Engineering (AREA)
• Life Sciences & Earth Sciences (AREA)
• General Engineering & Computer Science (AREA)
• Environmental & Geological Engineering (AREA)
• General Life Sciences & Earth Sciences (AREA)
• Geochemistry & Mineralogy (AREA)
• Geology (AREA)
• Vertical, Hearth, Or Arc Furnaces (AREA)
• Carbon And Carbon Compounds (AREA)
• Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)

Applications Claiming Priority (1)

Publications (1)

Family

ID=8820860

Family Applications (1)

Country Status (14)

Families Citing this family (5)

Family Cites Families (3)

• 0
  • DE DENDAT1250644D patent/DE1250644B/de active Pending
• 1964
  • 1964-01-14 FR FR960249A patent/FR1447922A/fr not_active Expired
  • 1964-12-31 OA OA51285A patent/OA01525A/xx unknown
• 1965
  • 1965-01-12 GB GB1378/65A patent/GB1056961A/en not_active Expired
  • 1965-01-12 LU LU47770D patent/LU47770A1/xx unknown
  • 1965-01-13 NL NL6500359A patent/NL6500359A/xx unknown
  • 1965-01-13 NO NO156333A patent/NO115234B/no unknown
  • 1965-01-13 IS IS1450A patent/IS883B6/is unknown
  • 1965-01-13 US US425229A patent/US3372223A/en not_active Expired - Lifetime
  • 1965-01-13 SE SE417/65A patent/SE313381B/xx unknown
  • 1965-01-13 BE BE658221D patent/BE658221A/xx unknown
  • 1965-01-13 AT AT22665A patent/AT271034B/de active
  • 1965-01-13 ES ES0308070A patent/ES308070A1/es not_active Expired
  • 1965-01-14 CH CH51465A patent/CH422024A/fr unknown

Also Published As

Similar Documents