Research/Patents/US 4989842
US 4989842

DEVICE FOR CHARGING AND DISCHARGING A TILTING SMELTING FURNACE WITH A REMOVABLE CRUCIBLE

Assignee

Filed

Jun 19, 1980

Granted

Feb 5, 1991

Location

ERAGNY SUR OISE FR

Abstract

A device for charging and discharging a tilting melting furnace with a reable crucible, of a type including, in particular, a shovel in the form of a gutter with a circular section in the shape of a segment of a circle designed to introduce a crucible and a compact cylindrical smelting charge into a tilting furnace in the horizontal position, and means for moving the shovel. The inside radius of the cross section of the shovel is at least equal to the radius of the cylindrical charge, and the outside radius is less than the radius of the crucible, and it also includes means for rotating the shovel about its axis.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Feb 17, 1982

Rescinded

Jul 23, 1987

Duration

5 years, 5 months

Inventor

  • 1JEAN-CLAUDE DORIATH
Back to patent indexSource: USPTO 35 USC §181 secrecy order records