Acquisition trial of deep smart DAS uphole: Evaluating high-productivity drilling with dual rotary and fiber cable deployment

Andrey Bakulin, Ezzedeen Alfataierge, Richard Berquist, Francois Hermal

International Meeting for Applied Geoscience and Energy (IMAGE)

... and completing an uphole survey using DAS fiber-optic sensing technology in a fraction of the time required for conventional geophone uphole surveying...

Case History of DAS Fiber-Based Microseismic and Strain Data, Monitoring Horizontal Hydraulic Stimulations Using Various Tools to Highlight Physical Deformation Processes (Part A)

Robert Hull, Robert Meek, Hector Bello, Douglas Miller

Unconventional Resources Technology Conference (URTEC)

... depth to the thermal and acoustic emissions of the geophone tools in the observation well at known wireline depths. It should be noted Pioneer also...

OBN up/down-going wavefields separation in dual-tree complex wavelet domain

Zhang Libin, Wang Wei, Zou Zhen, Li Yifan, Chen Zhigang, Wang Kebin

International Meeting for Applied Geoscience and Energy (IMAGE)

... of the geophone and omnidirectional response of the hydrophone, the ghost wavefields recorded by hydrophones and geophones show reverse polarity while up-going...

Fast Shear Azimuths in the Marcellus Shale from VSP and Crossed Dipole Sonic Data; #42161 (2017)

Steve Horne, David Rampton, John Crowe

Search and Discovery.com

... supports the interpretation that the effect is related to shear wave splitting and not due to some other effect e.g. geophone misorientation which would...

Imaging Subsurface Structures Under Gas Clounds by Multi-Component Technology

Xiaogui Miao, Loh Fong Cheen, Libo Zi, Jing Du, Magali Beele, Jacques Bonnafe, Natalia Anggriani, Gilles Vallon, Claudio Strobbia

Indonesian Petroleum Association

... to attenuate the effect of the shallow gas amplitude attenuation in the top of the Bekapai structure so as to improve the structural and reservoir imaging...

Recent Advances in Borehole Seismic

W. L. Nutt

Indonesian Petroleum Association

.... The positioning of a wall lock geophone within the borehole allows the simultaneous recording of upgoing and downgoing reflected energy. When correctly...

How to Improve the Definition of Seismic Reflection Data

D. Michon, R. Garotta

Indonesian Petroleum Association

... enable him to evaluate the filtering effect of the noise - Fig. 1. Here is the amplitude response of a linear array of nine geophones. The horizontal...

Effect of the Initial Water Saturation on the Elastic Properties of

Marisa Rydzy, Michael Batzle, Keith Hester, Jim Stevens, James Howard

Unconventional Resources Technology Conference (URTEC)

...Effect of the Initial Water Saturation on the Elastic Properties of Marisa Rydzy, Michael Batzle, Keith Hester, Jim Stevens, James Howard URTeC...

Characterization and Remediation of Scale in Three Horizontal Wells in the Point Pleasant Formation, Appalachia, PA

Amanda Roberts, Ernesto Fonseca, Thomas Tekavec

Unconventional Resources Technology Conference (URTEC)

... an economical remediation technique for the inflow portion of a well, via 2 conveyance methods (tubing vs coil). Introduction Scale deposition in oil and gas...

Fiber Optic Sensing-Based Production Logging Methods for Low-Rate Oil Producers

Ge Jin, Kyle Friehauf, Baishali Roy, Jesse J. Constantine, Herbert W. Swan, Kyle R. Krueger, Kevin T. Raterman

Unconventional Resources Technology Conference (URTEC)

..., coil tubing, or carbon-rod cables. Many papers have reported the feasibility of using fiber-optic sensing to constrain production allocations, which...

Noise Attenuation Challenges for Combined OBC, Transition and Land Seismic Survey

Valarie Hamilton, Merrie-Ellen Gunning

Petroleum Exploration Society of Australia (PESA)

... it wa s determined th at all t he OBC geophone While t reating th is single survey as fo ur separate volumes wa s effect ive for data, fro m both sou...

Case History of Matrix Acid Stimulation for High Temperature Carbonate Formation and Long Interval Section

Mukhamad Denica Elsa, Anak Agung Gde Iswara Anindyajati, Ardiyanto, Hafidz Kurniawan, Reyhan Syaiful

Indonesian Petroleum Association

.... Moreover, corrosion inhibitor also added to the formula to restrain corrosion effect to the tubing string. Final formula of organic acid blend is shown...

Porosity Reduction in Sandstone by Quartz Overgrowth: REPLY

Frederic Leder, Won C. Park

AAPG Bulletin

... out that the gravitational effect is not missing from our system of equations. Beginning with our equation 28 (Leder and Park, 1986) and thereafter...

Abstract: Estimating the Spectra of Small Events for the Purpose of Evaluating Microseismic Detection Threshholds; #90174 (2014)

N. Ackerley

Search and Discovery.com

... has an intrinsic detection limit of about M-2 at 2 km hypocentral distance. In contrast, a typical low-gain geophone has an intrinsic detection limit...

Groundwater Investigation Using Combined Geophysical Methods, #40914 (2012)

Amarachi R Alisiobi, B. D. Ako

Search and Discovery.com

... trending north-south (N-S) and traverses three, four, and five trending east-west (E-W). Geophone separation of 2 m was used and an offset distance...

Inferring Stratigraphy from Seismic Data

R. E. Sheriff

AAPG Bulletin

.... Dohr, G. P., and P. K. Stiller, 1975, Migration velocity determination. Pt. 2, Applications: Geophysics, v. 40, p. 6-16. Domenico, S. N., 1974, Effect...

VSP – The Link Between Geology and Geophysics, by Ronald C. Hinds and Richard Kuzmiski, #40552 (2002).

Search and Discovery.com

Fundamentals of Fluid Flow: Part 10. Reservoir Engineering Methods

Michael Golan

AAPG Special Volumes

..., the following equation applies: [EQUATION] Fig. 4. Pressure distribution in a radial reservoir. Fig. 5. Skin effect. End_Page 510...

Time-Lapse Monitoring of Steam Assisted Gravity Drainage (SAGD) of Heavy Oil using Multi-Transient Electro-Magnetics (MTEM)

Folke Engelmark

Search and Discovery.com

... of geophone arrays to image a small target and the acquisition and processing cost are substantial. In addition the steam injection generates white noise...

Time-Lapse Monitoring of Steam Assisted Gravity Drainage (SAGD) of Heavy Oil using Multi-Transient Electro-Magnetics (MTEM)

Folke Engelmark

Search and Discovery.com

... of geophone arrays to image a small target and the acquisition and processing cost are substantial. In addition the steam injection generates white noise...

The Use and Misuse of the Nonlinear Vibroseis Method for the Acquisition of High Resolution Seismic Data: ABSTRACT

Kenneth L. Hargrove

AAPG Bulletin

.... By suppressing the vibrator drive at the lower frequencies, the typical decoupling effect can be eliminated and the effect of the ground roll minimized...

Technical Article: Finding Subtle Traps with Seismic: Interpretative Criteria Clarified

A. Easton Wren

Petroleum Exploration Society of Australia (PESA)

..., and we -· systematically began to come to grips with them in acquisition and processing. The Biot-Geertsma equation was published by Shell, tying together...

What is Horizontal Resolution?

L. R. Denham, R. E. Sheriff

Indonesian Petroleum Association

...., LU, L., ROBERSON, R., SHERWOOD, J., 1976, The wave equation applied to migration. Geophysical Prospecting v. 24 pp. 380-3399. NEIDELL, N.S....

Structure Interpretation Problems of a Lower Miocene Reef Associated with a Shallow Low Velocity Anomaly, North Sumatra

Peter Walker, Masrizal Maas, Michael D. Burnaman

Indonesian Petroleum Association

.... This break occurs at about the 4000 – 4500 feet geophone depth (Figure 11). Because the bulk of the known anomaly is too deep to effect the direct ray...

Limitations of Reflection Seismograph

L. E. Nugent, Jr.

AAPG Bulletin

... at depth. Geophones: Although numerous types of electrical and mechanical geophones have been designed, most companies now use a moving coil type...