Measuring and testing – Borehole or drilling – During drilling
Reexamination Certificate
2005-01-18
2005-01-18
Raevis, Robert (Department: 2856)
Measuring and testing
Borehole or drilling
During drilling
Reexamination Certificate
active
06843120
ABSTRACT:
The invention comprises wireless low frequency downhole detection, monitoring and communication capable of operation at greater depths than prior methods and capable of detection with standard equipment and/or standard data, thereby improving system cost, utility, reliability and maintainability.
REFERENCES:
patent: 3626482 (1971-12-01), Quichaud et al.
patent: 4195707 (1980-04-01), Kupperman et al.
patent: 4375279 (1983-03-01), Koch
patent: 4773263 (1988-09-01), Lesage et al.
patent: 4928521 (1990-05-01), Jardine
patent: 5138875 (1992-08-01), Booer
patent: 6065332 (2000-05-01), Dominick
patent: 6318463 (2001-11-01), Fehrmann et al.
patent: 6363780 (2002-04-01), Rey-Fabret et al.
patent: 6618675 (2003-09-01), Strickland
patent: 20020124652 (2002-09-01), Schultz et al.
patent: 33192 (1981-08-01), None
patent: 646359 (1950-11-01), None
patent: 1265326 (1972-03-01), None
patent: 2000619 (1977-07-01), None
patent: 1598340 (1981-09-01), None
patent: 2157746 (1985-10-01), None
patent: 2258331 (1993-02-01), None
“Introducing the all new DIGITEK 2000 Acoustic Listening System(ALS)”; Crostek Corp.; www.crostek.com—Dec. 30, 2002.
PCT International Search Report—Mar. 24, 2004.
BJ Services Company
Howrey Simon Arnold & White , LLP
Raevis Robert
LandOfFree
Apparatus and method of monitoring and signaling for... does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Apparatus and method of monitoring and signaling for..., we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Apparatus and method of monitoring and signaling for... will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-3437028