Method of large sphere production at zero gravity

Details Method of large sphere production at zero gravity Method of large sphere production at zero gravity

1992-03-05

1994-06-21

Kuhns, Allan R.

Plastic and nonmetallic article shaping or treating: processes

Carbonizing to form article

264 452, 264 455, 264 55, 264154, 264321, B29C 6722

Patent

active

053226526

ABSTRACT:
A method of creating large hollow spheres and other shapes and structures produced according to such method, such method including suspending in a zero gravity environment a molten material mixed with a blowing agent which is caused to foam, expanding into a mass wherein the exterior sphere wall is solidified and the interior is hollowed out.

REFERENCES:
patent: 3786134 (1974-01-01), Amagi et al.
patent: 4279632 (1981-07-01), Frosch et al.
patent: 4303433 (1981-12-01), Torobin
patent: 5073317 (1991-12-01), Brotz

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