Metal working – Means to assemble or disassemble – Puller or pusher means – contained force multiplying operator
Patent
1973-12-27
1976-04-06
Andrews, M. J.
Metal working
Means to assemble or disassemble
Puller or pusher means, contained force multiplying operator
75 44S, 75 48, B21C 3700
Patent
active
039486125
ABSTRACT:
A pig including a base of pig iron which covers and holds in position a mixture of components including low carbon metallic charge components, scrap iron and solid fuel material. The pig is formed of materials such that it is essentially free of oxides which originate from iron ore.
REFERENCES:
patent: 1666312 (1928-04-01), Runyan
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