Plastic and nonmetallic article shaping or treating: processes – Including step of generating heat by friction
Patent
1990-03-13
1992-08-18
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Including step of generating heat by friction
264 67, C04B 4153
Patent
active
051397188
ABSTRACT:
A method of manufacturing a product of cermacis in which a green body is formed by isostatic pressing and an outer surface of the green body is polished by a buffing member before sintering, so that the utilization coefficient of a starting material of the product can be improved but the smoothness of the outer surface of the final product is the same as the smoothness of the outer surface of the conventional product.
REFERENCES:
patent: 4369154 (1983-01-01), Dougherty
patent: 4518341 (1985-05-01), Suffa
patent: 5024907 (1991-06-01), Ohshima
Doi Jyunichi
Hanzawa Shigeru
Suzuki Mitsugu
Tsuji Akihiro
Derrington James
NGK Insulators Ltd.
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