Method of recovering tin from tin dross

Details Method of recovering tin from tin dross Method of recovering tin from tin dross

1977-10-25

1978-10-10

Baldwin, Robert D.

Metal founding

Process

Shaping liquid metal against a forming surface

75 24, 75 64, 164129, 164134, 249105, 249130, B22D 000

Patent

active

041191366

ABSTRACT:
A method of recovering tin from tin dross consisting of positioning a barrel having an apertured bottom and charged with a supply of the tin dross upon a partitioned collecting tin mold, with the components thus arranged being placed into a furnace for subjecting the components and tin dross charge to a temperature approximating 700.degree. F for a time duration approximating 5 - 6 hours and allowing the developed molten free tin to flow downwardly of the barrel and through the apertures thereof and into and between the partitions of the collecting tin mold, and withdrawing the collecting tin mold for cooling before removing the cast tin bars therefrom. The apparatus aspect relates to the design of the barrel and collecting tin mold.

REFERENCES:
patent: 404381 (1889-06-01), Clark
patent: 814334 (1906-03-01), Taliaferro
patent: 4075008 (1978-02-01), Leonard

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