Plastic and nonmetallic article shaping or treating: processes – Forming stressed concrete articles
Patent
1982-01-25
1983-12-20
Anderson, Philip E.
Plastic and nonmetallic article shaping or treating: processes
Forming stressed concrete articles
249 86, 264297, 425111, B28B 2304, B23K 120
Patent
active
044217102
ABSTRACT:
Some self-supporting screens for closing the mold head, some self-supporting separating screens, group positioning devices and group tensioning devices, are used. A series of novel installations for the shock heat treatment, stripping and removal of the products enables by combination with the foregoing means, improvement with respect to known processes, on the one hand of the manufacturing process and on the other hand enables stripping to be brought forward.
REFERENCES:
patent: 3726461 (1973-04-01), Fukushima et al.
patent: 3732044 (1973-05-01), Borcoman
patent: 3903222 (1975-09-01), Brown
patent: 4038355 (1977-07-01), Bratchell
patent: 4051216 (1977-09-01), Bratchell
patent: 4061454 (1977-12-01), Borcoman
patent: 4242071 (1980-12-01), Stinton
patent: 4269577 (1981-05-01), Borcoman
patent: 4290740 (1981-09-01), Borcoman
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