US PATENT SUBCLASS 264 / 916
.~ From porous material containing articles (e.g., sponge, foam, etc.)

Current as of: June, 1999
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264 /   HD   PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

911  DF  RECYCLING CONSUMER USED ARTICLES OR PRODUCTS {8}
916.~ From porous material containing articles (e.g., sponge, foam, etc.)

DEFINITION

Classification: 264/916

From porous material containing articles (e.g., sponge, foam, etc.):

(under subclass 910) Processes wherein the consumer used article from which useful material is recovered contains randomly dispersed pores or voids.