GB718800A - Furnace sole slideways consisting of sintered aluminium oxide as slide elements, especially for metallurgical furnaces - Google Patents

Furnace sole slideways consisting of sintered aluminium oxide as slide elements, especially for metallurgical furnaces

Info

Publication number
GB718800A
GB718800A GB516/53A GB51653A GB718800A GB 718800 A GB718800 A GB 718800A GB 516/53 A GB516/53 A GB 516/53A GB 51653 A GB51653 A GB 51653A GB 718800 A GB718800 A GB 718800A
Authority
GB
United Kingdom
Prior art keywords
hearth
slide elements
slideways
furnace
magnesite
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
GB516/53A
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.)
Evonik Operations GmbH
Original Assignee
Degussa GmbH
Deutsche Gold und Silber Scheideanstalt
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 Degussa GmbH, Deutsche Gold und Silber Scheideanstalt filed Critical Degussa GmbH
Publication of GB718800A publication Critical patent/GB718800A/en
Expired legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C04CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04BLIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/10Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on aluminium oxide

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Vertical, Hearth, Or Arc Furnaces (AREA)

Abstract

718,800. Furnace hearths. DEUTSCHE GOLD - UND SILBER - SCHEIDEANSTALT VORM. ROESSLER. Jan. 7, 1953 [Jan. 9, 1952], No. 516/53. Class 51 (2) In a continuous furnace for the heat treatment of ingots &c. the refractory, load-carrying hearth is studded with slide elements of sintered alumina embedded therein and rigidly secured by firing in situ. The slide elements may comprise flat plates 1, Fig. 1. with rounded corners projecting from a magnesite hearth 2 or balls 10, Fig. 4, projecting from the hearth 11. The slide elements may also comprise trapezoidal blocks, Fig. 2 (not shown) and may be set in inter-engaging bricks forming the hearth, Fig. 3 (not shown), or several superposed layers of balls may be used, Fig. 5 (not shown). The sintered alumina should not contain more than 0.8 per cent silica and should have a density within the range 3.0-3.9 grs./cc. The hearth may be made of fireclay, magnesite or brown corundum and a thin layer of fluxes such as fluorides, boron compounds or iron oxide may be applied to the slide elements.
GB516/53A 1952-01-09 1953-01-07 Furnace sole slideways consisting of sintered aluminium oxide as slide elements, especially for metallurgical furnaces Expired GB718800A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE718800X 1952-01-09

Publications (1)

Publication Number Publication Date
GB718800A true GB718800A (en) 1954-11-17

Family

ID=6627043

Family Applications (1)

Application Number Title Priority Date Filing Date
GB516/53A Expired GB718800A (en) 1952-01-09 1953-01-07 Furnace sole slideways consisting of sintered aluminium oxide as slide elements, especially for metallurgical furnaces

Country Status (1)

Country Link
GB (1) GB718800A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859958A (en) * 1956-06-21 1958-11-11 Pechiney Apparatus for separating aluminum from its alloys

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2859958A (en) * 1956-06-21 1958-11-11 Pechiney Apparatus for separating aluminum from its alloys

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