Furnace rollers

Details Furnace rollers Furnace rollers

1977-04-11

1979-03-13

Yuen, Henry C

Heating

Work feeding, agitating, discharging or conveying...

Roll-type conveyor element

432249, 75176, 29132, 266257, 193 37, F27D 300

Patent

active

041440226

ABSTRACT:
Conveying rollers for roller-hearth furnaces and the shafts upon which the rollers are mounted are made of molybdenum. The rollers can be either cylindrical or of the disc type. Molybdenum conveying rollers and shafts can be used at temperatures above 1200.degree. C. in reducing atmospheres without distorting or cracking.

REFERENCES:
patent: 1539833 (1925-06-01), Fahrenwald
patent: 2048239 (1936-07-01), Wirth
patent: 2147329 (1939-02-01), Willey
patent: 2643964 (1953-04-01), Cooper
patent: 2960403 (1960-11-01), Timmons
patent: 3037756 (1962-06-01), Ornitz
patent: 3169860 (1965-02-01), Semchyshen
patent: 3489397 (1970-01-01), Alexander
patent: 3720990 (1973-03-01), Larsen
patent: 3968551 (1976-07-01), Miyashita
patent: 3988118 (1976-10-01), Grerson et al.
patent: 3997370 (1976-12-01), Horvath, Jr. et al.

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