3

An improved design of conveyer furnaces

Year:
1970
Language:
english
File:
PDF, 69 KB
english, 1970
4

Hardening ball bearing with heating by high-frequency current

Year:
1973
Language:
english
File:
PDF, 260 KB
english, 1973
9

Apparatus for heat-treating ball and roller bearings

Year:
1977
Language:
english
File:
PDF, 163 KB
english, 1977
10

Induction hardening apparatus for bearing races

Year:
1976
Language:
english
File:
PDF, 260 KB
english, 1976