US PATENT SUBCLASS 264 / 269
.~.~.~.~ Cavity lining type


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

239  DF  MECHANICAL SHAPING OR MOLDING TO FORM OR REFORM SHAPED ARTICLE {10}
241  DF  .~ To produce composite, plural part or multilayered article {9}
259  DF  .~.~ Shaping material and uniting to a preform {8}
267  DF  .~.~.~ Against inner surface of hollow preform {2}
269.~.~.~.~ Cavity lining type {1}
270  DF  .~.~.~.~.~> Utilizing centrifugal force (e.g., pipe lining, etc.)


DEFINITION

Classification: 264/269

(under subclass 267) Processes in which the molding material is shaped and applied so as to constitute a lining or covering layer for substantially the entire inner surface of the cavity or aperture of said hollow body.