GB247509A - Improvements in open hearth furnaces - Google Patents

Improvements in open hearth furnaces

Info

Publication number
GB247509A
GB247509A GB17621/25A GB1762125A GB247509A GB 247509 A GB247509 A GB 247509A GB 17621/25 A GB17621/25 A GB 17621/25A GB 1762125 A GB1762125 A GB 1762125A GB 247509 A GB247509 A GB 247509A
Authority
GB
United Kingdom
Prior art keywords
open hearth
hearth furnaces
air
bosshardt
doors
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
GB17621/25A
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB247509A publication Critical patent/GB247509A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • F27B3/00—Hearth-type furnaces, e.g. of reverberatory type; Tank 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
    • C21C5/04—Manufacture of hearth-furnace steel, e.g. Siemens-Martin steel

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
  • Tunnel Furnaces (AREA)

Abstract

247,509. Bosshardt, E. Feb. 10, 1925, [Convention date]. Addition to 223,870. Open hearth furnaces. -In the furnace according to the parent Specification, the gas generators 3, instead of being worked by c o m - pressed air, operate by chimney draught only and the amount of air admitted is regulated by sliding shutters 33 in the doors 32 to maintain a sub-atmospheric pressure in the melting chamber 1.
GB17621/25A 1925-02-10 1925-07-09 Improvements in open hearth furnaces Expired GB247509A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE247509X 1925-02-10

Publications (1)

Publication Number Publication Date
GB247509A true GB247509A (en) 1926-03-04

Family

ID=5935373

Family Applications (1)

Application Number Title Priority Date Filing Date
GB17621/25A Expired GB247509A (en) 1925-02-10 1925-07-09 Improvements in open hearth furnaces

Country Status (1)

Country Link
GB (1) GB247509A (en)

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