Hearth roll

Details Hearth roll Hearth roll

1993-12-10

1995-11-14

Cuda, Irene

Roll or roller

Concentric layered annulus

Specific composition

492 56, B23P 1500

Patent

active

054662087

ABSTRACT:
A process of providing a thermal spray powder feed coating composition composed of stabilized zirconia mixed with zircon and a selected oxide, such as yttria, to form a refractory oxide coating ideally suited for hearth rolls for annealing steel.

REFERENCES:
patent: 2101947 (1939-10-01), Kinzie
patent: 3100154 (1963-08-01), Oshima et al.
patent: 4124737 (1978-11-01), Wolfla et al.
patent: 4421799 (1983-12-01), Novinski
patent: 4579829 (1986-04-01), Garvie
patent: 4599270 (1986-07-01), Rangaswamy
patent: 4822689 (1989-04-01), Fukubayashi et al.
patent: 4996117 (1991-02-01), Chu et al.
patent: 5106794 (1992-04-01), Oizumi et al.

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