Method of making a ceramic article

Compositions: ceramic – Ceramic compositions – Composed of waste material

Reexamination Certificate

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Details

C501S141000, C501S146000

Reexamination Certificate

active

06905996

ABSTRACT:
This invention provides methods for making ceramic articles with improved density, compression strength and efflorescence properties, in which a pre-ceramic article containing direct process residue gel is heated at an elevated temperature.

REFERENCES:
patent: 4226635 (1980-10-01), Kindrick
patent: 4408030 (1983-10-01), Marko
patent: 4690810 (1987-09-01), Breneman et al.
patent: 5876609 (1999-03-01), White et al.
patent: 6478870 (2002-11-01), Marko
patent: 6635109 (2003-10-01), Wineland et al.
patent: 3713482 (1988-11-01), None
patent: 4333235 (1995-04-01), None
patent: 314971 (1989-05-01), None

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