Metal working – Plural diverse manufacturing apparatus including means for... – Binding or covering and cutting
Patent
1975-04-07
1978-03-07
Bilinsky, Z. R.
Metal working
Plural diverse manufacturing apparatus including means for...
Binding or covering and cutting
118 69, 425445, 427374A, B05D 126, B05D 300, B21C 3706
Patent
active
040770982
ABSTRACT:
A steel pipe is coated with resin at high temperature. After the temperature is lowered slightly below the softening point of the resin, the coated pipe is cut to length and then allowed to be cooled down to an ordinary temperature, meanwhile the resin is freely shrunk, leaving little residual strain in the cooled product coating.
A cooling means for cooling the coating from the middle toward the ends in its longitudinal direction and a means for cooling the coating forcibly are provided.
REFERENCES:
patent: 3068119 (1962-12-01), Gotsch
patent: 3581922 (1971-06-01), Versoy et al.
Ayusawa Saburo
Tanaka Mansei
Bilinsky Z. R.
Nippon Steel Corporation
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