Pipeline cleaning equipment

Details Pipeline cleaning equipment Pipeline cleaning equipment

1981-03-27

1982-08-24

Roberts, Edward L.

Brushing, scrubbing, and general cleaning

Implements

Pipe, tube, or conduit cleaner

1510406B, 209215, B08B 904

Patent

active

043453503

ABSTRACT:
A pig for the removal of ferromagnetic debris from the internal surface of a pipeline comprises a plurality of large area pole pieces of hard ferromagnetic material mounted on low reluctance spacers so that the spacing of poles of opposite polarity is approximately equal to the spacing of the pole pieces from the nominal position of the internal surface of the pipeline.

REFERENCES:
patent: 3292197 (1966-12-01), Stephens
patent: 3673629 (1972-07-01), Casey
patent: 4113611 (1978-09-01), Gohm

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