Casing and drill pipe filling and circulating method

Details Casing and drill pipe filling and circulating method Casing and drill pipe filling and circulating method

2006-06-09

2010-02-23

Stephenson, Daniel P (Department: 3676)

Wells

Above ground apparatus

With means for inserting fluid into well

Reexamination Certificate

active

07665515

ABSTRACT:
An apparatus is disclosed for adapting a combination of well tubulars in a string to accept a single filling and circulation apparatus and to eliminate the need for bails and elevators. In addition an adapter and a new filling and circulation apparatus are disclosed.

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