US PATENT SUBCLASS 501 / 36
.~.~.~ Mineral fibers (e.g., slag wool, rock wool, mineral wool, etc.)


Current as of: June, 1999
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501 /   HD   COMPOSITIONS: CERAMIC

1  DF  CERAMIC COMPOSITIONS {15}
11  DF  .~ Glass compositions, compositions containing glass other than those wherein glass is a bonding agent, or glass batch forming compositions {11}
35  DF  .~.~ Fibers {3}
36.~.~.~ Mineral fibers (e.g., slag wool, rock wool, mineral wool, etc.)


DEFINITION

Classification: 501/36

Mineral fibers (e.g., slag wool, rock wool, mineral wool, etc.):

(under subclass 35) Compositions which are disclosed as slag wool, rock wool, or mineral wool, etc.

SEE OR SEARCH THIS CLASS, SUBCLASS:

28, for glass batch forming compositions comprising slag.