Linings for pusher ovens

Details Linings for pusher ovens Linings for pusher ovens

1976-11-10

1979-02-13

Rutledge, L. Dewayne

Compositions: coating or plastic

Coating or plastic compositions

Metal-depositing composition or substrate-sensitizing...

106 65, 106 69, C04B 3548

Patent

active

041393945

ABSTRACT:
The invention relates to refractory material and in particular to lining parts of the pusher ovens used in steelworks, the lining parts being made of a cast refractory material having a chemical composition ZrO.sub.2, SiO.sub.2, Al.sub.2 O.sub.3 and Na.sub.2 O (or other metal oxide) in defined proportions, but containing substantially no mullite, and furthermore has a crystallographic composition Corundum, Zirconia, Vitreous phase of defined proportions to inhibit cracking and preserve abrasion resistance.

REFERENCES:
patent: 2424082 (1947-07-01), Field
patent: 2438552 (1948-03-01), Field
patent: 2689119 (1954-09-01), Percy
patent: 3132953 (1964-05-01), Alper et al.
patent: 3670061 (1972-06-01), Nakayana et al.
patent: 3754950 (1973-08-01), Cevales

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