US PATENT SUBCLASS 425 / 201
.~ Mixing roll type (e.g., rubber mills, etc.)

Current as of: June, 1999
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425 /   HD   PLASTIC ARTICLE OR EARTHENWARE SHAPING OR TREATING: APPARATUS

200  DF  WITH SEPARATE AND DISTINCT UPSTREAM AGITATING OR KNEADING MEANS {8}
201.~ Mixing roll type (e.g., rubber mills, etc.)

DEFINITION

Classification: 425/201

(under subclass 200) Apparatus wherein the agitating, mixing or kneading means are plural milling rolls adapted to work by forming, stripping and recycling of stock material.