Plastic and nonmetallic article shaping or treating: processes – Outside of mold sintering or vitrifying of shaped inorganic... – Particular or specific manner of positioning – arranging – or...
Patent
1998-01-14
1999-08-10
Derrington, James
Plastic and nonmetallic article shaping or treating: processes
Outside of mold sintering or vitrifying of shaped inorganic...
Particular or specific manner of positioning, arranging, or...
264605, 264607, 264671, 264672, 264673, C04B 3564
Patent
active
059355131
ABSTRACT:
A method for sintering tube pre-forms in an furnace for obtaining ceramic tubes which are extremely straight is provided, in which, during sintering, the tube preforms are placed inside supporting tubes in ceramic material, the support tubes 1 containing the tube preforms being arranged parallel to each other forming stacks 7 of layers 3 supported by support plates 4 in a refractory material, the inside surface of the support tubes being out-of-true by less than 0.1 mm over a length of 90 mm.
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patent: 4056589 (1977-11-01), LIngscheit
patent: 4344904 (1982-08-01), Yamada
patent: 4364877 (1982-12-01), Clement et al.
patent: 4752427 (1988-06-01), Wakai
Chem. Abstracts vol. 104, No. 14, Apr. 7, 1986, Abstract No. 114864f.
Gillot Jacques
Henneguez Phillippe
Martreuil Martial
Derrington James
Meller Michael N.
Societe des Ceramiques Techniques
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