Pipe wiper and washer system

Details Pipe wiper and washer system Pipe wiper and washer system

1989-06-05

1992-04-07

Neuder, William P.

Wells

Above ground apparatus

With means for inserting fluid into well

166 82, 166 92, 166311, 175 84, E21B 1900

Patent

active

051018969

ABSTRACT:
What is provided is a system for washing and cleaning sections of drill pipe being tripped out of the hole, and the system including a cylindrical housing having a central opening therethrough, the cover sections movable between open and closed positions by hinged joint along one edge, utilizing a system of hydraulic system cylinders, and in the closed position, maintain closed for defining a chamber therewithin. Within the housing chamber there is further included a wiper member, which comprises a circular member of rubberized material having a bore through its central axis through which sections of pipe travel during the cleaning process, the bore being a width so as to frictionally engage and wipe the wall of a section of drill pipe. The wiper would be spaced apart from the housing and housed within an annular channel along the inner surface of the housing so that the wiper would be stationary within the housing as the housing is placed in the closed position.

REFERENCES:
patent: 4004326 (1977-01-01), Beavers
patent: 4042023 (1977-08-01), Fox
patent: 4198789 (1980-04-01), Wheeler
patent: 4279300 (1981-07-01), Wirsch
patent: 4494607 (1985-01-01), Ford et al.
patent: 4619321 (1986-10-01), Molina

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