US PATENT SUBCLASS 405 / 224.2
.~.~ By riser pipe

Current as of: June, 1999
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405 /   HD   HYDRAULIC AND EARTH ENGINEERING

195.1  DF  MARINE STRUCTURE OR FABRICATION THEREOF {11}
224  DF  .~ With anchoring of structure to marine floor {6}
224.2.~.~ By riser pipe {2}
224.3  DF  .~.~.~> Having flexible segment
224.4  DF  .~.~.~> Having tensioner

DEFINITION

Classification: 405/224.2

By riser pipe:

(under subclass 224) Subject matter comprising a conduit that extends from the bed of a body of water to anchor a platform on the surface of the water, and which also serves to convey material from beneath the surface of the water, (e.g., oil, gravel, etc.).

SEE OR SEARCH THIS CLASS, SUBCLASS:

158+, for a process or apparatus for laying a pipe which serves to convey material from beneath the surface of the water, but does not anchor a structure to the bed of the body of water.

195.1, for riser pipes which do not anchor the structure to the bed of the body of water.

SEE OR SEARCH CLASS

137, Fluid Handling,

236.1, for distribution systems involving geos:graphic features and subclasses 356+ for static constructional installations.

441, Buoys, 4+, for liquid cargo transferring means.