Wells – Above ground apparatus – With means facilitating connecting or disconnecting...
Reexamination Certificate
2006-04-04
2006-04-04
Tsay, Frank S. (Department: 3672)
Wells
Above ground apparatus
With means facilitating connecting or disconnecting...
C166S077520
Reexamination Certificate
active
07021374
ABSTRACT:
An apparatus for facilitating the connection of tubulars, said apparatus comprising a winch (15), at least one wire line (4, 5), and a device (2) for gripping the tubular (3), the arrangement being such that, in use, the winch (15) can be used to winch said at least one wire (4, 5) and said device (2) to position a tubular (3) below said top drive.
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Patterson & Sheridan LLP
Tsay Frank S.
Weatherford / Lamb, Inc.
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