Method for coating pipeline

Details Method for coating pipeline Method for coating pipeline

1979-09-26

1981-10-13

Silverberg, Sam

Coating processes

With winding, balling, rolling, or coiling

427232, 427234, 427178, 427231, 118105, 118DIG10, 118408, B05D 312

Patent

active

042948690

ABSTRACT:
A method of coating a pipeline comprising the steps of:
Welding joints of pipe, end to end to form a continuous pipeline having an entry end and an exit end, winding said pipeline onto a reel, and coating the interior thereof by inserting a pig into the pipeline at one end thereof and affixing a cap at the other end thereof, introducing a coating liquid into the pipeline on the reel, and rotating the pipeline while the pig is maintained in a relatively static position so that the pig smoothly and evenly coats the pipeline as it rotates.

REFERENCES:
patent: 1796338 (1931-03-01), Moore
patent: 3108012 (1963-10-01), Curtis

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