... decay parameters can be extracted from the data. In this paper we discuss the earth model that defines the physical response(s), show some model studies using the HELITEM TDEM system to gain further insights into the IP phenomenon and showed field examples to illustrate various expressions of IP effect...

... and relatively lower cost than conventional CSEM. towed em survey harding field model study zhdanov towed em data frequency em data towed em system reservoir characterization csem data inversion north sea earth model integral equation method upstream oil & gas footprint sensitivity...

... regularization parameter deconvolution synthetic noise fourier transform transfer function synthetic model study density function evaluation algorithm optimum value density function approximation horizontal circular plate c-norm function model study upstream oil & gas density...

... Summary This is an overview of an ongoing finitedifference model study aimed at improving shear wave data quality. Inspired by data quality challenges seen in an attempt to do 9C monitoring of a CO2 flood, the study started as a feasibility analysis to assess the major barriers to completion...

... ABSTRACT No preview is available for this paper. sonic log reservoir geomechanics wellbore design model study mud circulation warning display horizontal stress wellbore integrity prediction pressure gradient reservoir characterization equation water depth fracture pressure...

... inversion model study anisotropic resistivity tomography resistivity distribution Anisotropic resistivity tomography: A model study for characterization of fractured rocks Yutaka Sasaki, Kyushu University, Japan DP1.6 SUMMARY Since fractured rocks often exhibit anisotropy with respect to hydraulic...

... structural dip model study line 3 stack section prospective event avo analysis Picking the Correct Seismic Line: A Crucial Factor When Performing AVO Analysis Jihyuh Chao and Stuart Graber*, Marathon Oil Co. SL3.4 ABSTRACT The observed variation in amplitude versus offset (AVO) in CDP gathers has...

... ABSTRACT No preview is available for this paper. zoeppritz equation potential interference critical distance reflection compressional wave velocity overburden-bedrock reflection seismic model study groundwater seismogram engineering shwave phase characteristic reservoir...

... ABSTRACT No preview is available for this paper. velocity function acquisition geometry interval velocity gradient lateral source stack response statistics upstream oil & gas cable velocity gradient velocity statistics curvature model study geco geophysical co pieprzak...

... ABSTRACT No preview is available for this paper. reservoir characterization waveform model study reflection thin layer upstream oil & gas bandwidth frequency spectrum effective bandwidth formula composite waveform spectrum noise zero-phase wavelet widess resolution...

... ABSTRACT No preview is available for this paper. geologic model application reflector compressional receiver reservoir characterization vertical seismic profile interpretation wave field seismic data model study reservoir delineation vsp data borehole computer simulation...

... ABSTRACT No preview is available for this paper. geometry noise model study application resistivity reservoir characterization variation amplitude conductor transmitter loop exploration loop configuration overburden mining workshop 1 mineral exploration loop size...

... conclusion model study limestone thickness anomaly reef development fault zone Potential Fields 1 BLRCK KNOB RIDGE ;:I FIG. 5. 21/2-D gravity inversion model for gravity profile B- B (see Figure 4). geometry of the profile can be attributed to the angle of dip on the fault plane. A computer gravity...

... ABSTRACT No preview is available for this paper. disposal site solid waste management resistivity downhole temperature probe geometry waste disposal site model study thickness leak electrode hp-85a microcomputer temperature probe liner material landfill physical scale...

... wideband metals & mining transverse component information model study Mining 1 a = 2.5, i.e., a high to low frequency pass ratio of 3.5 to 1. Table 1 shows the actual improvement in signal/noise ratio achieved. If we look at the noise level of the case with no prewhitening, we can see...