Pig extracting device

Details Pig extracting device Pig extracting device

2011-06-07

2011-06-07

Van Nguyen, Dung (Department: 3723)

Brushing, scrubbing, and general cleaning

Implements

Pipe, tube, or conduit cleaner

C015S104061

Reexamination Certificate

active

07954194

ABSTRACT:
A portable device for extracting a pig from a pipeline which uses a lifting means to raise or lower the device and wheels or other suitable means to allow for the device to be easily and quickly moved into position with minimal man power improving the efficiency and safety of the pig extraction process.

REFERENCES:
patent: 2575146 (1951-11-01), Thomas
patent: 4016621 (1977-04-01), Slegers et al.
patent: 5769955 (1998-06-01), Kozisek
patent: 6925671 (2005-08-01), Mouton
patent: 7536742 (2009-05-01), Schlosser

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