Apparatus for imposing a damage free score in a refractory piece

Details Apparatus for imposing a damage free score in a refractory piece Apparatus for imposing a damage free score in a refractory piece

1981-10-02

1984-01-03

Yost, Frank T.

Severing by tearing or breaking

Breaking or tearing apparatus

Combined with preliminary weakener or with nonbreaking cutter

83886, 225 2, C03B 3302

Patent

active

044238363

ABSTRACT:
Apparatus for providing a plurality of particles of grit material onto the surface of a refractory piece to be damage-free scored, whereby the entrapment of a particle of grit material between a biased scoring wheel and the surface of the refractory piece generates a zone of surface damage which initiates a damage-free score.

REFERENCES:
patent: 3244337 (1966-04-01), Curtze et al.
patent: 3865293 (1975-02-01), Ernsberger et al.
patent: 3865673 (1975-02-01), DeTorre
patent: 3979243 (1976-09-01), DeTorre
patent: 4027562 (1977-06-01), Bonaddio
patent: 4057184 (1977-11-01), Michalik
patent: 4102227 (1978-07-01), Simko
patent: 4137803 (1979-02-01), Goldinger
patent: 4213550 (1980-07-01), Bonaddio

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