Back to results
US 12,560,271 B2Granted
Coated pipe section and method for coating a pipe
Assignee2543500 Alberta Ltd B.D.A. Shaw Pipe Protection.
InventorsEileen Wan, Tor Fredrik Bredeli, Torgeir Sletvold, Jan Peder Hegdal, Suresh Choudhary, Per Ove Singstad, Guido Ridolfi
Life of this patent
Estimating the term…
Abstract
Described is a method for manufacturing coated pipe sections having a hollow conduit or an electrical cable within the coating. Also described are such pipe sections. The hollow conduit may be used to place sensors, fiber optics, or heating cable within the coating.
Claims10
A method of coating a pipe section, the method comprising:
- displacing the pipe section longitudinally through a coating system;
- displacing at least one elongated member through the coating system concurrently with the pipe section;
- and then
- embedding the at least one elongated member by applying a coating layer of circumferential coating by the coating system to the pipe section, wherein the elongated member has a continuous cross-section and at least one internal channel, wherein the at least one internal channel of the elongated member is filled with pressurized gas as the elongated member is embedded into the coating layer.
1 more element
Dependencies are inferred from the claim text.