Plastic article or earthenware shaping or treating: apparatus – Distinct means to feed – support or manipulate preform stock...
Patent
1987-01-20
1988-08-02
Woo, Jay H.
Plastic article or earthenware shaping or treating: apparatus
Distinct means to feed, support or manipulate preform stock...
100269A, 252628, 252633, 254 93HP, 264 05, 425456, G21F 936
Patent
active
047611278
ABSTRACT:
A drum to receive waste, in particular radioactive waste, and an encapsulating material such as cement is located on a vibratable platform beneath a charge chute. The platform is mounted on an inflatable support, conveniently a plurality of air cushions, operable to lift and maintain the drum in sealing engagement about the charge chute during filling of the drum. Vibration means on the platform vibrate the drum and its contents without breaking the sealing engagement.
REFERENCES:
patent: 4275869 (1981-06-01), Clements
patent: 4341915 (1982-07-01), Adachi et al.
patent: 4395213 (1983-07-01), Springs et al.
patent: 4629587 (1986-12-01), Monden et al.
O'Brien Michael J.
Rigg Robert B.
British Nuclear Fuels PLC
Hinds William R.
Housel James C.
Woo Jay H.
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