CONTAINER FOR ACID-FREE STRUCTURAL ANNEALING OF FORCINGS Russian patent published in 2000 - IPC

Abstract RU 2144170 C1

FIELD: heat treatment of forgings of bearing races; obtaining protective atmosphere for structural annealing. SUBSTANCE: container has outer casing 1, chute 2 secured over perimeter and filled with heat-proof loose material 3. Inner chamber 4 located inside outer housing is provided with perforated walls for placing the forgings and is made from heat-proof material. It is simultaneously used as transportation container for transfer of parts. Space between outer housing and inner chamber is filled with charcoal or activated carbon forming acid-free atmosphere during annealing. Container is tightly closed with beaded cover. EFFECT: avoidance of scaling. 1 dwg

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RU 2 144 170 C1

Authors

Shichkov A.N.

Ardovskij F.I.

Bormosov N.A.

Rogalevich L.Eh.

Kuz'Min A.P.

Dates

2000-01-10Published

1998-10-19Filed