Method and apparatus for preventing environmental contamination

Details Method and apparatus for preventing environmental contamination Method and apparatus for preventing environmental contamination

1996-12-26

1999-08-17

Will, Thomas B.

Wells

Processes

Assembling well part

166 811, E21B 3300, E21B 1900

Patent

active

059379472

ABSTRACT:
A method and apparatus for preventing environmental contamination due to fluid leakage from a wellhead. Firstly, provide an annular ring having a top surface, a bottom surface, an outer edge and a plurality of bolt receiving openings extending between the top surface and the bottom surface. Secondly, provide catch pan having a central opening. Thirdly, secure the central opening of the catch pan to the outer edge of the annular ring. Fourthly, bolt the annular ring to the wellhead by means of bolts extended through the bolt receiving openings.

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patent: 5377748 (1995-01-01), Gayaut
patent: 5394939 (1995-03-01), Walker
patent: 5634485 (1997-06-01), Holtby

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