US PATENT SUBCLASS 106 / 601
.~.~ Pore forming or product thereof

Current as of: June, 1999
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106 /   HD   COMPOSITIONS: COATING OR PLASTIC

*  DD  COATING OR PLASTIC COMPOSITIONS {40}
600  DF  .~ Alkali metal silicate containing {23}
601.~.~ Pore forming or product thereof {3}
602  DF  .~.~.~> Perlite, slag, ash or ceramic material
603  DF  .~.~.~> Organic material containing
604  DF  .~.~.~> Process employing steam, electrical, magnetic or wave energy or product thereof or specified particle size or shape

DEFINITION

Classification: 106/601

Pore forming or product thereof:

(under subclass 600) Subject matter wherein pores are formed in the process or product of such process.

SEE OR SEARCH THIS CLASS, SUBCLASS:

605, for porous compositions in which the porosity is due solely to the physical nature of an ingredient such as a hollow filler material.

SEE OR SEARCH CLASS

428, Stock Material or Miscellaneous Articles,

304.4+, for a stock material product of at least two components, in which one of the components is either porous or cellular, and subclass 613 for porous metallic stock.