US PATENT SUBCLASS 264 / 270
.~.~.~.~.~ Utilizing centrifugal force (e.g., pipe lining, etc.)

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  DF  .~.~.~.~ Cavity lining type {1}
270.~.~.~.~.~ Utilizing centrifugal force (e.g., pipe lining, etc.)

DEFINITION

Classification: 264/270

(under subclass 269) Processes which includes the use of centrifugal force to aid in the application of the lining.

(1) Note. Many of the patents classified herein pertain to pipe lining.

SEE OR SEARCH THIS CLASS, SUBCLASS:

101, for the use of centrifugal force in the formation of particulate material.

114, for the use of centrifugal force in the uniting of bulk assembled particles.

311, for the use of centrifugal force in the mold shaping of plastic material.

SEE OR SEARCH CLASS 164, Metal Founding,

114+, for processes of centrifugal metal casting and

subclasses 286+ for corresponding apparatus particularly subclass 288 for means to hold or position preformed product.