Wells – Processes – With indicating – testing – measuring or locating
Reexamination Certificate
2006-08-15
2006-08-15
Bates, Zakiya W. (Department: 3676)
Wells
Processes
With indicating, testing, measuring or locating
C166S169000, C166S242100
Reexamination Certificate
active
07090010
ABSTRACT:
A sub apparatus for delivering and protecting a gauge being lowered down a well bore, which includes a sub body having a first and second ends threadably engageable to sections of pipe in the drill or production string; the sub body including a first chamber for housing the gauge; a second bore through the sub body for allowing fluid flowing within the drill or production string to flow through the sub; a plurality of openings formed in the wall of the sub in fluid communication with the first chamber to allow fluids within the pipe to make fluid contact with the gauge; means for protecting the gauge on a first end and means for engaging the gauge to the sub on a second end.
REFERENCES:
patent: 4184545 (1980-01-01), Claycomb
patent: 4553599 (1985-11-01), Glotin
patent: 4628995 (1986-12-01), Young et al.
patent: 4660638 (1987-04-01), Yates, Jr.
patent: 4687055 (1987-08-01), Leggett
patent: 4932471 (1990-06-01), Tucker et al.
patent: 5320169 (1994-06-01), Delatorre
patent: 6263730 (2001-07-01), Grande et al.
patent: 6446736 (2002-09-01), Kruspe et al.
patent: 6655452 (2003-12-01), Zillinger
Bates Zakiya W.
Garvey, Smith Nehrbass & North, L.L.C.
Smith Gregory C.
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