GB1491351A - Refractory roof - Google Patents

Refractory roof

Info

Publication number
GB1491351A
GB1491351A GB23675A GB23675A GB1491351A GB 1491351 A GB1491351 A GB 1491351A GB 23675 A GB23675 A GB 23675A GB 23675 A GB23675 A GB 23675A GB 1491351 A GB1491351 A GB 1491351A
Authority
GB
United Kingdom
Prior art keywords
bricks
square
roof
furnace
refractory
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
GB23675A
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.)
SIRMA SOC IT REFRATTARI MARGHERA AZIONARIA SpA
Original Assignee
SIRMA SOC IT REFRATTARI MARGHERA AZIONARIA SpA
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
Priority claimed from IT67009/74A external-priority patent/IT1014041B/it
Priority claimed from IT7033074A external-priority patent/IT1046938B/it
Application filed by SIRMA SOC IT REFRATTARI MARGHERA AZIONARIA SpA filed Critical SIRMA SOC IT REFRATTARI MARGHERA AZIONARIA SpA
Publication of GB1491351A publication Critical patent/GB1491351A/en
Expired legal-status Critical Current

Links

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
    • F27D1/00—Casings; Linings; Walls; Roofs
    • F27D1/18—Door frames; Doors, lids or removable covers
    • F27D1/1808—Removable covers
    • F27D1/1816—Removable covers specially adapted for arc furnaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Building Environments (AREA)
  • Furnace Housings, Linings, Walls, And Ceilings (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)
GB23675A 1974-01-03 1975-01-03 Refractory roof Expired GB1491351A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT67009/74A IT1014041B (it) 1974-01-03 1974-01-03 Volta a calotta sferica costitui ta da mattoni refrattari tronco piramidali di formato unico o mo dulare per forni industriali
IT7033074A IT1046938B (it) 1974-11-13 1974-11-13 Volta a talotta sprrica gastituita da matto i refrattari tronco, piramidali di formato unico o modulare per forni industriali

Publications (1)

Publication Number Publication Date
GB1491351A true GB1491351A (en) 1977-11-09

Family

ID=26329685

Family Applications (1)

Application Number Title Priority Date Filing Date
GB23675A Expired GB1491351A (en) 1974-01-03 1975-01-03 Refractory roof

Country Status (4)

Country Link
DE (1) DE2461412A1 (https=)
FR (1) FR2257069B3 (https=)
GB (1) GB1491351A (https=)
NL (1) NL7417002A (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT355327B (de) * 1977-05-06 1980-02-25 Veitscher Magnesitwerke Ag Umrahmung fuer deckeloeffnungen von elektrolicht- bogenoefen
DE19922243C1 (de) * 1999-05-14 2001-02-01 Veitsch Radex Gmbh Wien Elektro-Ofen-Deckel

Also Published As

Publication number Publication date
FR2257069A1 (https=) 1975-08-01
DE2461412A1 (de) 1975-07-17
NL7417002A (nl) 1975-07-07
FR2257069B3 (https=) 1977-09-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee