Compositions: ceramic – Ceramic compositions – Refractory
Reexamination Certificate
2011-05-10
2011-05-10
Group, Karl E (Department: 1731)
Compositions: ceramic
Ceramic compositions
Refractory
Reexamination Certificate
active
07939459
ABSTRACT:
The invention relates to a baked refractory ceramic product. According to the invention, both shaped and unshaped products come within this generic term. Shaped products are those which have a defined shape, so that they can be ready-made at the manufacturer's premises. The shaped products include: bricks, nozzles, tubes, stoppers, plates, etc. The products categorized as unshaped products include those which are usually produced at the user's premises from a suitable material. These include bottoms of furnace assemblies which are cast from a material, but also repair materials, etc.
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Chemical Abstracts; Nov. 26, 1990; p. 325, American Chemical Society.
Group Karl E
Parmelee Christopher L.
Refractory Intellectual Property GmbH & Co. KG
Walker & Jocke
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