Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate
2003-01-08
2004-09-07
Wood, Elizabeth D. (Department: 1755)
Compositions: ceramic
Ceramic compositions
Refractory
Reexamination Certificate
active
06787495
ABSTRACT:
BACKGROUND OF THE INVENTION
FIELD OF THE INVENTION
The present invention relates to a multi-purpose refractory material. More specifically, the invention relates to a phosphate based refractory material for use in a variety of applications including: casting oven parts, panels, blocks and tiles, bonding parts together, filing in voids in finished castables. The present invention can also be used as a dental cement suitable for casting impressions and as a refractory mold for teeth, bridges and partials.
REFERENCES:
patent: 6224635 (2001-05-01), Ricci et al.
patent: 6533821 (2003-03-01), Lally
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