Process for making cast articles having a fractured surface

Details Process for making cast articles having a fractured surface Process for making cast articles having a fractured surface

1976-06-28

1978-05-16

White, Robert F.

Plastic and nonmetallic article shaping or treating: processes

With severing, removing material from preform mechanically,...

Dividing work to form plural articles

264240, 264333, B32B 302

Patent

active

040899241

ABSTRACT:
Disclosed herein is a process for making structural members of concrete or the like having a fractured or fracture-like surface wherein expansive agents are employed to break intra-concrete bonds along the desired fractured surface to create a fracture stratum in the member.

REFERENCES:
patent: 1568070 (1926-01-01), Jennens
patent: 3247294 (1966-04-01), Sabouni
Grobau, A Textbook of Geology, (1922)-p. 81.

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