Pematang Lantih Vibroseis 3D Seismic Survey: An Innovative Technique Applied in Sumatra

Adde Avrino, Jacques Bonnafé-Clauss, Susanto S. Wibowo, Jeres R. Cherdasa, Rimbawan Prathidina, Nobuhito Shimada, Stevanus P. Silaban

Indonesian Petroleum Association

... Stack before correlation Receivers:     Interval: 40m Geophone group: 18 geophones spaced 2.22m Receiver lines spaced 200m Spread: 8 lines of 80...

Abstract: Black Box Recording of Passive Seismicity: Pitfalls of not Understanding your Acquisition Instrumentation and its Limitations; #90187 (2014)

Ted Urbancic and Andreas Wuestefeld

Search and Discovery.com

... and proximity to surface have a profound effect on the observed signals. Moreover, magnitude saturation, caused by dominant periods longer than the recording...

Abstract: 3C Deghosting for Refraction Time-lapse Monitoring; #90187 (2014)

P. B. Wills and K. De Meersman

Search and Discovery.com

... m buried 3C geophone array and using a mixture of repeated (in PVC-cased holes in 2009) and re-drilled shot holes (2010/,11). The geometry...

Seismic Technologies for Unconventional Reservoir Characterization: Wamsutter Field Case Study; #110159 (2011)

Rosemarie Geetan, Brian Hornby, Ricko Wardhana

Search and Discovery.com

... of 14,000 ft. This in effect would mean a source effort of approximately 15,000 vibe points. High frequency aliasing was expected at frequencies of 145 Hz...

New perturbation-based traveltime approximation for elastic VTI media

Shibo Xu, Alexey Stovas, Xingguo Huang

International Meeting for Applied Geoscience and Energy (IMAGE)

... axis (VTI). The perturbation coefficients in this approximation are derived directly from the implicit parametric offset-traveltime equation...

The Problem of the Random Earthquake in Seismic Hazard Analysis: Wasatch Front Region, Utah

James C. Pechmann, Walter J. Arabasz

Utah Geological Association

..., personal communication, 1995). This method provides a means to calculate, in effect, a minimum distance at which a random earthquake in a specified...

Perforation Gain Predictionby Inflow Characterization through Historical PLT Interpretation in Mature Offshore Gas Field

Muhammad Rully Chaerul Shobar, Amalia Nani Setyawati, Suhesti Herawati, Habib Alfian Tafsiri

Indonesian Petroleum Association

... for Peciko field, future perforation gain can be predicted. An equation of productivity index can be deduced from given filtered data and can be used...

Poroelastic-Textural Characterization Through Multi-Step Hysteretic Mercury Intrusion Measurements

James Greene, Laurent Louis, Greg Boitnott, Coralee Cox, Matthew McAllen

Unconventional Resources Technology Conference (URTEC)

...) and pore pressure (Pp) as follows: 𝜕𝜑 = −[𝐶 𝑏 (1 − 𝜑) − 𝐶 𝑔 ](𝜕𝑃𝑐 − 𝜕𝑃 𝑝 ) Equation 1: Where φ is porosity (decimal), Cb is bulk...

Bank Sediment Type and Suspended-sediment Transport in Sand-bed Streams

James E. Pizzuto

Journal of Sedimentary Research (SEPM)

..., The shape of alluvial channels in relation to sediment type: USGS Prof. Paper 352-B, 30 p. SCHUMM, S. A., 1960b, The effect of sediment type on the shape...

Abstracts: Time-lapse Differential AVO: Reflection Coefficient at Fluid-fluid Boundary; #90173 (2015)

Jinfeng Ma

Search and Discovery.com

... the amplitude difference and map fluid variation in a reservoir. In terms of elasticity modulus of Zoeppritz equation approximation and based on fluid...

Issues with Gas and Water Relative Permeability in Low-Permeability Sandstones, by Alan P. Byrnes

Search and Discovery.com

Seismic Rock-Property Transforms for Estimating Lithology and Pore-Fluid Content, by Haitao Ren, Fred J. Hilterman, Zhengyun Zhou, and Mritunjay Kumar, #40224 (2006).

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Issues with Gas and Water Relative Permeability in Low-Permeability Sandstones, by Alan P. Byrnes; #90042 (2005)

Search and Discovery.com

Calculating Sandstone-Shale Ratios from Growth Normal Fault Dips on Seismic Profiles

R. E. Bischke , J. Suppe

GCAGS Transactions

... exploration. Atwater, G. I. and E. E. Miller (1965). The Effect of Decrease in Porosity with Depth on Future Development of Oil and Gas Reserves in South...

Three-Dimensional Trend Mapping Using Gamma-Ray Well Logs: Simpson Group, South-Central Kansas

J. H. Doveton , Zhu Ke-an , J. C. Davis

AAPG Bulletin

..., or the mean of the shale reading. If the log is digitized, conventionally at 2 readings per foot, the mean proportion of shale in the section is: [EQUATION...

Layered Modulus Effect on Fracture Modeling and Height Containment

Kaimin Yue, Jon E. Olson, Richard A. Schultz

Unconventional Resources Technology Conference (URTEC)

... is independent of the percentage of soft rock layer, suggesting that equation 9 needs to be adjusted to take into account the effect of modulus contrast...

The Effect of Gravitational Compaction on the Structure of Sedimentary Rocks: A REPLY TO A DISCUSSION BY W. W. RUBEY

Hollis D. Hedberg

AAPG Bulletin

...The Effect of Gravitational Compaction on the Structure of Sedimentary Rocks: A REPLY TO A DISCUSSION BY W. W. RUBEY Hollis D. Hedberg 1927 875 886...

Interference Test Analysis Using a Pressure Derivative Method for Homogeneous Oil and Gas Flow from a Reservoir

Lia Wisanti, Tutuka Ariadji

Indonesian Petroleum Association

... in a reservoir. El-Khatib uses a pressure derivative that is derived from the line source solution of the single-phase diffusivity equation and shows...

Perforation Efficiency Quantification Utilizing Raw Stimulation Data for Hydraulically Fractured Unconventional Wells

Abdulrahman Alowaid, Tayyar Altayyar

Unconventional Resources Technology Conference (URTEC)

... equation derived from the equation of open-perforations. Finally, cluster efficiency is estimated by dividing the number of active perforations...

Abstract: Seismic Source Wavelet Estimation and Sparse-spike Deconvolution; #90174 (2014)

Zhengsheng Yao and Mike Galbraith

Search and Discovery.com

..., removing the effect of the source wavelet’s impact on our received traces is of great significance. The deconvolution process involves separation...

Microseismicity Analysis for HFTS Pad and Correlation With Completion Parameters

Debotyam Maity

Unconventional Resources Technology Conference (URTEC)

...-string was placed in one of the horizontal laterals. The horizontal array had 12 levels made up of 18 geophone sensors. The vertical array had eight...

Effects of Nanoscale Pore Confinement on CO2 Displacement

Kai Zhang, Qingquan Liu, Shuhua Wang, Dong Feng, Keliu Wu, Xiaohu Dong, Shengnan Chen, Zhangxin Chen

Unconventional Resources Technology Conference (URTEC)

... confinement effect can alter van der Waals forces and molecules orientation and arrangement, resulting in fluid equilibrium alteration and critical...

Seismic Activity in the Central Gulf Coast Basin

Eugene R. Brumbaugh

New Orleans Geological Society

... onshore is so much more usable than the old 6 fold data. The effect geophone group spacing has on acquiring higher frequencies has already been...

Formation Evaluation Symposium, November 14-15, 1957

P. A. Ross

CSPG Bulletin

... by equation (1). Equation (2) has been in use for quantitative measurements, but its application is more limited. By a series of graphical...

Optimized downward continuation for the one-way wave equation in TTI media

Cosmin Macesanu, Faqi Liu

International Meeting for Applied Geoscience and Energy (IMAGE)

...Optimized downward continuation for the one-way wave equation in TTI media Cosmin Macesanu, Faqi Liu Optimized downward continuation for the one-way...