Non-Linearity in Decline Behavior of Unconventional Wells

James R. Gilman, Sepehr Fadaei

Unconventional Resources Technology Conference (URTEC)

... to be overestimated as the early data is affected by the transient period. Theoretically, BDF should eventually exhibit exponential decline (with a constant decline...

Igneous intrusion drives in-reservoir oil thermal cracking: A case from the Subei Basin, eastern China

Ao Su, Honghan Chen, Yue-xing Feng, Jian-xin Zhao, and Qiang Liu

AAPG Bulletin

... was accompanied by volcanism (e.g., Tian et al., 1992; Qiang and McCabe, 1998). The Subei Basin underwent a period of intense igneous activity...

Rigorous Estimation of the Initial Conditions of Flowback Using a Coupled Hydraulic Fracture/Dynamic Drainage Area Leakoff Model Constrained by Laboratory Geomechanical Data

Z. Zhang, B. Yuan, A. Ghanizadeh, C.R. Clarkson, J.D. Williams-Kovacs

Unconventional Resources Technology Conference (URTEC)

... fluid leakoff during hydraulic fracture propagation (during the stimulation treatment) and subsequent shutin period prior to flowback. In this study, we...

Ultimate Recovery of the L-1 Sand, Benakat Timur Field, South Sumatra

R. S. Trijaya Kartoatmodjo

Indonesian Petroleum Association

.... The first method, in the initial period, is the volumetric and lottery manipulation methods with the recovery factor estimated by educated guess...

Smackover Fields -- Hard to Find or Just Easy to Miss? Case History: Midway Field, Lafayette County, Arkansas

Richard A. Berryhill

GCAGS Transactions

.... The initial reservoir pressure was 2938 psia, with the bubble point pressure 2850 psia. During an initial 16 1/2 month period of natural depletion...

A Hydrometer-Pipette Method for Mechanical Analysis

N. N. Hellman, V. E. McKelvey

Journal of Sedimentary Research (SEPM)

... microns and less in size) is determined after a settling period FIG. 1. [Grey Scale] The hydrometer and the hydrometer enclosed in the pipette, as used...

Case Study of Gas Injection and EOR Potential in Unconventional Marginal Permian Horizontal Wells

Sandarbh Gautam, Birol Dindoruk, Ed Behm, Chad Roller

Unconventional Resources Technology Conference (URTEC)

... temperature and fluid properties, relatively low CO2-miscibility pressure (which is effectively the bubble point pressure of the system), with oil...

Forecasting Production from Bakken and Three Forks Wells Using a Segregated Flow Model

Frank Male, Amin Gherabati, John R. Browning, Michael Marder, Svetlana Ikonnikova

Unconventional Resources Technology Conference (URTEC)

.... Gherabati (2017), provides an interpretation of the PVT behavior. In his study he shows that the bubble point does not vary significantly and is far below...

Using Seismic Inversion and Simulation to Boost Oil Production on the TAF C-3 Sand Reservoir: Case Study of a Water Flood Project in Offshore Southwest Wanda Field, Southeast Sumatra Block, Indonesia

Wahyu Seno Aji, Rahmat Agung Priambodo, Veronica Darajati, Winiarti Wijadhi, Mulyo Hadisantoso, Sun Pengxiao

Indonesian Petroleum Association

..., was converted into an injector well and started injecting for a short period. The offset producer well was located around 1.1 kilometers laterally and 150 ft...

Chapter 9: Exhumation of a Proximal Foredeep and Associated Wedge-Top Basin Evidenced by Porosity versus Depth Trends: The Upper Cretaceous Vivian Sandstones in Northwestern Marañón and Santiago Basins (Peru)

Oscar Lopez-Gamundi, Cecilia Lopez-Gamundi

AAPG Special Volumes

...–227. Mégard, F., 1984, The Andean orogenic period and its major structure in central and northern Perú: Journal of the Geological Society of London, v...

Oil Fields of Pennsylvanian-Permian Horseshoe Atoll, West Texas

E. L. Vest Jr.

AAPG Special Volumes

... Survey during the period 1952-1959. Petrographic work by Bergenback and Terriere (1953) and stratigraphic studies by Heck et al. (1952), Rothrock et al...

A Success Story: Screening and Optimizing Refracs in the Eagle Ford

Garrett Fowler, Jose Zaghloul, David Jones, Lindsey Hall-Wiist, Drew Hopson, Sarah Allen, Matteo Picone, Adrian Morales, Matteo Marongiu Porcu, Mark McClure, Dave Ratcliff

Unconventional Resources Technology Conference (URTEC)

... production. In Phase One, a model of each well was constructed. Each model was calibrated to the primary production period of the respective well and refrac...

Petrographic and Fluid Inclusion Evidence for the Timing of Diagenesis and Petroleum Entrapment in the Papuan Basin

J. P. Earnshaw, A. J. C. Hogg, N. H. Oxtoby, S. J. Cawley

Papua New Guinea (PNG) Petroleum Convention Proceedings

...­ lationships indicate that petroleum emplacement oc­ curred after quartz cementation, during the period of active thrusting in the late Pliocene...

A Geological and Engineering Study of the Mustang Pool, Canadian County, Oklahoma

William W. London

Oklahoma City Geological Society

... evidence of a post-Hunton channel through the area in which the Bois d'Arc is missing. The period of post-Hunton erosion in Figure 3. INDEX MAP OF CROSS...

New Production Performance and Prediction Tool for Unconventional Reservoirs

Raul Velasco, Palash Panja, Milind Deo

Unconventional Resources Technology Conference (URTEC)

... pressure does not go below bubble point for long time. Conventional material balance fails to capture unconventional production behavior such as produced...

Analysis of High Resolution Seismic Data: Section 2. Application of Seismic Reflection Configuration to Stratigraphic Interpretation

Herman C. Sieck, George W. Self

AAPG Special Volumes

... define water depth for bathymetric mapping; tuned transducers define bubble clusters, marine flora, and fish accumulation; side-scan sonar defines bottom...

Farnsworth (Upper Morrow) Field

Panhandle (Texas) Geological Society

... OF OIL: 38° API, bubble point 1611 psi, formation volume factor 1. 183. NATURE OF GAS: Specific Gravity. 670, deviation factor. 834. NATURE...

QUICK LOOK TECHNIQUES: Equal-Spaced Contouring Method

Subsurface Consultants & Associates, Inc.

Houston Geological Society Bulletin

... of the equal-spaced method often results in unrealistic structure maps (Figure 1) with highs looking like bubble shaped structures and lows portrayed as having...

Neural Network Algorithm on Electrical Submergible Pump (ESP) Design: Abstract

Sudjati Rachmat, Anas Pudji Santoso

Indonesian Petroleum Association

... the bubble point of the oil by using a subroutine incorporating the Vogel Technique (IPR method). This result of the research would be used for pump...

Volcanic Ash Beds at Kampong Temong, Kuala Kangsar, Perak

Basir Jasin, Ahmad Jantan, Ibrahim Abdullah, Uyop Said, Mohammad Harun

Geological Society of Malaysia (GSM)

... material: (1) cuspate shards (Pl. 4, a, b) - these are broken bubble walls represented by two or three concave plates that formed the wall between...

Flow Behavior from Organic and Mineral-Hosted Porosity Systems „From Pores to Production

Richard M. MacDonald, Steve Isaac Geetan, Denis Klemin, Barbara Hill

Unconventional Resources Technology Conference (URTEC)

... pressure was 4726 psi, and bubble point pressure was 2120 psi. We applied a special approach to optimize the number of parameters for thermodynamic model...

Abstract: An investigation of the solubility of eskolaite at supercritical conditions; experimentation with a Hydrothermal Diamond Anvil Cell (HDAC)

Thomas L. Gorman

Atlantic Geology

... the vapour bubble disappeared. All samples were held at temperatures ranging between 500 °C and 650 °C and at pressures between 100 and 300 MPa. The degree...

Abstract: A preliminary fluid inclusion study of interstitial quartz from pegmatitic gabbro in the East Bull Lake Intrusion, Ontario, Canada

Brandon M. Boucher, Jacob J. Hanley

Atlantic Geology

... measured inclusions occurred by halite dissolution at temperatures significantly higher than vapour bubble disappearance. These preliminary measurements...

Beaver Lodge and Tioga Fields, Mountrail and Williams Counties, North Dakota: ABSTRACT

Wilson M. Laird, Miller Hansen, Clarence B. Folsom, Jr., Sidney B. Anderson

AAPG Bulletin

... Lodge and Tioga Madison pools appear to be water-drive and possible gas-expansion types. The reservoirs are still above bubble point and no secondary...

ABSTRACT: Development of the El Furrial Field, Eastern Venezuela, by Maria Salazar; #91003 (1990).

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