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David G. Frunz, "Downhole Recording System for MWD", SPE Paper No. 10054 (Oct. 1981). |
D. F. Coope, "Gamma Ray Measurement While Drilling", The Log Analyst, vol. XXIV, No. 1, pp. 3-9, (Jan.-Feb., 1983). |
P. Rodney, et al., "The Electromagnetic Wave Resistivity MWD Tool", SPE Paper No. 12167, (Oct. 1983). |
D. Coope, et al., "The Theory of 2MHz Resistivity Tool and its Application to Measurement While Drilling", The Log Analyst, (May-Jun. 1984), pp. 35-46. |
Y. Jan, et al., "Borehole Correction of MWD Gamma Ray and Resistivity Logs", SPWLA Twenty-Fifth Logging Symposium, (Jun. 1984). |
D. Coope, et al., "Formation Evaluation Using Measurements Recorded While Drilling", SPWLA Twenty-Fifth Annual Logging Symposium, (Jun. 1984). |
W. Hendricks, et al., "MWD: Formation Evaluation Case Histories in the Gulf of Mexico", SPE Paper No. 13187, (Sep. 1984). |
W. Honeybourne, "Formation MWD Benefits Evaluation and Efficiency", Oil & Gas Journal, (Feb. 25, 1985). |
W. Honeybourne, "Future Measurement While Drilling Technology Will Focus On Two Levels", Oil & Gas Journal, (Mar. 4, 1985). |
E. Yearsley, "A Users' Guide to MWD Logging in the Gulf of Mexico", Oil Patch, (May 20, 1985), pp. 18-22. |
P. Holbrook, "The Effect of Mud Filtrate Invasion of the EWR Log-A Case History", SPWLA Twenty-Sixth Annual Logging Symposium (Jun. 1985). |
S. Gianzero, et al., "A New Resistivity Tool for Measurement While Drilling", SPWLA Twenty-Sixth Annual Logging Symposium, Jun. 1985. |
L. Elliott, et al., "Recording Downhole Formation Data While Drilling", Journal of Petroleum Technology (Jul. 1985) pp. 1231-1238. |
M. Greif, et al., "Petrophysical Evaluation of Thinly Bedded Reservoirs in High Angle Displacement Development Wells with the NL Recorded Lithology Logging System", Tenth Formation Evaluation Symposium Paper, Sep.-Oct. 1985. |
D. Coope, et al., "Formation Evaluation Using EWR Logs", SPE Paper No. 14062, (Mar. 1986), pp. 415-425. |
D. Coope, et al., "Evaluation of Thin Beds and Low Resistivity Pays Using EWR Logs", Tenth European Formation Evaluation Symposium, (Apr. 1986). |
C. Besson, et al., "Environmental Effects of Deep Electromagnetic Logging Tools", SPWLA 27th Annual Logging Symposium, (Jun. 1986). |
W. Chin, et al., "Formation Evaluation Using Repeated MWD Logging Measurements", SPWLA 27th Annual Logging Symposium Paper (Jun. 1986). |
M. Blenkinship, et al., "Deep Electromagnetic Propagation Tool Interpretation", SPWA 27th Annual Logging Symposium, (Jun. 1986). |
S. Gianzero, et al., "Determining the Invasion Near the Bit with the MWD Toroid Sonde", SPWLA 27th Annual Logging Symposium, (Jun. 1986). |
P. Rodney, et al., "Electromagnetic Wave Resistivity MWD Tool", SPE Drilling Engineering (Oct. 1986), pp. 337-346. |
M. Grief, et al., "Petrophysical Evaluation of Thinly Bedded Reservoirs in High Angle/Displacement Development Wells with the NL Recorded Lithology Logging System", The Log Analyst, (Sep.-Oct. 1986), pp. 29-38. |
"Log Interpretation Principles/Applications", Electromagnetic Propagation Logs, (1986), pp. 132-133, 137. |
"The EWR Resistivity Sensor", Sperry Sun Baroid Logging System (Oct. 24, 1987). |
C. Koopersmith, et al., "Environmental Parameters Affecting Neutron Porosity, Gamma Ray, and Resistivity Measurements Made While Drilling", SPE Paper No. 16758, (Sep. 1987). |
M. Wisler, "Real Time Electromagnetic Propagation Resistivity and Memory for MWd", 11th European Formation Evaluation Symposium (Sep. 1988). |
P. Rodney, et al., "Design of a Propagation Wave Resistivity Sensor In Order to Minimize the Influence of Borehole Fluids on the Sensor Response", SPE Paper No. 18114, (Oct. 1988). |
N. L. Baroid Logging Systems, "Measurements While Drilling Technical Specifications". |