US PATENT SUBCLASS 264 / 211
.~.~ Utilizing added agent (e.g., flux, plasticizer, dispersing agent, etc.)

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

165  DF  FORMING CONTINUOUS OR INDEFINITE LENGTH WORK {8}
176.1  DF  .~ Shaping by extrusion {11}
211.~.~ Utilizing added agent (e.g., flux, plasticizer, dispersing agent, etc.)

DEFINITION

Classification: 264/211

(under subclass 176) Processes wherein the article forming material contains and added (1) nonarticle forming agent or (2) agent chemically modifying the article forming material.

(1) Note. The added agent may be, for example, flux lubricant, plasticizer, or a dispersing agent such as a small amount of solvent insufficient to form a liquid solution thereof.