Process for producing a slab of stony material

Details Process for producing a slab of stony material Process for producing a slab of stony material

1994-03-11

1995-07-25

Aftergut, Karen

Plastic and nonmetallic article shaping or treating: processes

Treatment of material by vibrating, jarring, or agitating...

264333, 425447, 425449, B28B 108, B28B 1302, B29C 4322

Patent

active

054359511

ABSTRACT:
A process for producing a slab of stony material by filling of a mold (42) with a mixture of stony material for the realization of a slab of the material, supplying the mixture with a volumetric distributor with rotating blades (92) and moving the volumetric distributor from a first end to the other end of the mold (42) and then returning the distributor to the first end with the blades (92) in a swinging motion or angle widening motion, and stopping the distributor for a prefixed period of time at each end, during which time the blades (92) are given a limited rotation in the direction of the stopped end.

REFERENCES:
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patent: 2235001 (1941-03-01), Allen
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patent: 4093411 (1978-06-01), Lee
patent: 4141946 (1979-02-01), Rauenhorst
patent: 4340351 (1982-07-01), Owens
patent: 4408978 (1983-10-01), Owens
patent: 4496504 (1985-01-01), Steenson et al.

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