Residual pollution containment device and method of cleaning a w

Details Residual pollution containment device and method of cleaning a w Residual pollution containment device and method of cleaning a w

1994-03-07

1995-02-28

Dang, Hoang C.

Wells

Processes

Assembling well part

166 77, 166 81, 166 84, 166385, E21B 1908, E21B 3308

Patent

active

053928610

ABSTRACT:
A method and apparatus for cleaning the wireline used in a wireline wellhead operation so as to prevent any contaminants thereon from dripping onto the adjacent ground and/or equipment. The apparatus comprises a housing supported above a wireline wellhead, the housing has the wireline pass into and out of it and has a sheave therein for the wireline to pass over. The wireline passes through one or more drip collectors movable within the housing that have channels for directing contaminants that may fall from the sheave or wireline to a drain to remove the contaminants from the apparatus.

REFERENCES:
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patent: 2810439 (1957-10-01), McCullough et al.
patent: 3145995 (1964-08-01), Adamson et al.
patent: 3363880 (1968-01-01), Blagg
patent: 3920076 (1975-11-01), Laky
patent: 4542787 (1985-09-01), Parker
patent: 5188173 (1993-02-01), Richardson et al.

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