The Saratoga Oil Field, Hardin County, Texas

John R. Suman

AAPG Special Volumes

... by drilling out the wash plug and back-pressure valve set on the 4-inch strainer string. Two-inch drill stem is used in this work. The well is deepened until...

Geomechanics Wellbore Stability Analysis in Successful Drilling of a Challenging HPHT Exploration Well in North Sumatra

Restio Brata, Muhamad Yanuar Mahardi, Apollinaris Stefanus Leo Anis, Fatrial Bahesti

Indonesian Petroleum Association

... failure during drilling, and sanding due to formation pressure drawdown. Unconfined compressive tests or derived from triaxial compressive tests...

Development and Improvement of Organic Salt Solutions of Potassium Citrate As An Environmentally Friendly Completion Fluids for Oil and Gas Wells

Usman, W.S. Panca, IGN. Widiantara, H. Arie, S. Budi

Indonesian Petroleum Association

... completion fluid has a turbidity value of 7 NTU. When mixed with formation water, the turbidity value changed from cloudy to clear (33 to 10 NTU...

Sage Spring Creek

William H. Smith

Wyoming Geological Association

... Pressure 2232# (DST) Present Pressure Unknown Drive Mechanism Fluid expansion—solution gas drive Rw and/or Salinity Rw = .18 @ 155°F Character...

Pore Pressure Prediction Geology and Modeling Assessment

Selim S. Shaker

GCAGS Transactions

...). Other measuring tools are attached to the BHA of the drill pipe, such as DFT (drilling formation tester), and FPWD (formation pressure while drilling...

First Run Rotary Steerable System and MPD N2 Injection

Huber Borja, Ramón Perdomo, Luis Lopez

Unconventional Resources Technology Conference (URTEC)

... regarding operational windows, required the consideration of controlled pressure conditions and the use of two-phase fluid on continuous nitrogen...

South Haskell Field Haskell County, Texas

H. S. Edwards

Abilene Geological Society

... in the center of each forty acres. Possible shallower pays for this field are an Upper Canyon sandstone, which on a drill-stem test from 3093 to 3117...

AAPG Memoir 76, Chapter 16: Pore Pressure ahead of the Bit: An Integrated Approach

Nader C. Dutta, William H. Borland, W. Scott Leaney, Richard Meehan, and W. Les Nutt

AAPG Special Volumes

...: Society of Exploration Geophysicists Geophysical Reprint Series 7, 365 p. Dutta, N. C., 1997, Pressure prediction from seismic data: implications...

North Park, Colorado--An Oil Gas Province

Richard C. Oburn

AAPG Special Volumes

... of the Chugwater Formation. A drill-stem test at 5,665-5,791 ft, open 1 hour and shut in 15 minutes, recovered 300 ft of oil-cut mud and 200 ft of 40° API...

Relationship Between Shortening in the Zagros Fold, Thrust Belt, and Natural Fracture Orientation: A Case Study From Kurdistan Region of Iraq

Search and Discovery.com

Developments in Arizona and Western New Mexico in 1962

Richard D. Mathews , Thomas E. Mayhew

AAPG Bulletin

... in the Cambrian at total depth of 11,282 ft. With the exception of a small oil show in a core and slight gas recovery on drill-stem test, both...

An Integrated Deep Learning Solution for Petrophysics, Pore Pressure, and Geomechanics Property Prediction

Ehsan Zabihi Naeini, Sam Green, Marianne Rauch-Davies

Unconventional Resources Technology Conference (URTEC)

.... The pore pressure model was constructed using direct measurements of pore pressure, taken from either Dynamic Fracture Initiation Tests (DFIT), Drill-Stem...

Dilworth (Carrizo) Field , McMullen County, Texas

Redge L. Greenberg and T. W. Swinbank

GCAGS Transactions

... et al in 1951. A drill stem test in the Smith #4 Dilworth recovered 30 feet of oil from an interval in the upper Carrizo straddling a small fault...

South Glenrock Oil Field, Wyoming: Prediscovery Thinking and Postdiscovery Description: Case Histories

William H. Curry, William H. Curry, III

AAPG Special Volumes

... completion card. The "Dakota" was logged from 6,838 to 6,918 ft (2,085-2,110 m; -1,798 to -1,878 ft) and the operator made two drill-stem tests...

Approaches To Fines Production In The Walloons Subgroup, Surat Basin, Queensland

Search and Discovery.com

Oil and Gas Developments in North Mid-Continent in 1982

Shirley E. Paul , Bruce W. Netzler , Jack T. Fish , Roger Peters , Donivan L. Gordon , John H. Mossler

AAPG Bulletin

... section. An extension drilled by Dane G. Hansen Trust in Sec. 28 pumped 80 bbl of oil from the Cherokee. Drill-stem tests on all 3 wells indicated...

A Case Study of Hydraulic Fracturing Stimulation as Proven Novel Treatment in Revealing Jabung North East Betara (NEB) Oil Capacity

I Gusti Agung Aditya Surya Wibawa, Beiruny Syam, Hendra Niko Saputra, Dhearty Diaka Dare, Arditya Puspiyantoro Ahmad Sumadi

Indonesian Petroleum Association

... and crossplotting formation pressure data to ensure current fluid contact trend (Figure 2). The integration through qualitative and quantitative approach was expected...

Prediction of Oil Gravity Prior to Drill-Stem Testing in Monterey Formation Reservoirs, Offshore California

D. K. Baskin , R. W. Jones

AAPG Bulletin

...Prediction of Oil Gravity Prior to Drill-Stem Testing in Monterey Formation Reservoirs, Offshore California D. K. Baskin , R. W. Jones 1993 1479...

Challenges Associated with Drilling Hydrostatic/Subhydrostatic Reservoir: Fluid Engineering Aspect, #40744 (2011)

Ajay Kumar, Ratan Singh, V. N. Rai, Dr. Vinod Sharma

Search and Discovery.com

... the effective stress of the formation matrix and preventing it from collapsing due to overburden. Thus minimum fluid weight required should be in excess...

The Hylton Northwest Multi-Pay Field Nolan County, Texas

B. F. Hoffacker Jr.

Abilene Geological Society

..." limestone. Oil was recovered on drill stem tests in the Canyon Reef and Fry Sandstone, which later led to the exploitation of these horizons. Credit...

McClean Field, T37N, R19W, Montezuma County, Colorado

J. Paul Matheny, Gregory W. Martin

Four Corners Geological Society

... Formation to total depth. Drill-stem testing, when indicated by mud gas, sample, or core shows, should be undertaken with care, due to the extremely good...

Factors controlling petroleum accumulation and leakage in overpressured reservoirs

Fang Hao, Weilin Zhu, Huayao Zou, and Pingping Li

AAPG Bulletin

... at given water-phase excess pressure . The can be estimated from leak-off tests (LOTs), which are generally taken in shales when drilling out of a new...

Field Summary: Greenwood Topeka Trend, Inclusing: Greenwood, Playa, Stonington, Vilas, Vilas North, Walsh, Windmill Fields

Robert J. Beams

Rocky Mountain Association of Geologists

... stem tests are often run on one or more of the Topeka limestone members to help evaluate the productive characteristics. Production casing, 4-i/2...

Abstract: Continuous Isotope Logging in Real Time While Drilling (Geology Poster 26)

Martin Niemann, Jerome Breviere, Shell Feast Team

Geological Society of Malaysia (GSM)

... (HC’s from formation) and semi-quantitative analyses of HC’s up to octane and light aromatics (Breviere et al., 2002; McKinney et al., 2007) in order...

Permeability and Porosity Estimation by Electrofacies Determination

Gerilynn R. Moline, Jean M. Bahr, and Peter A. Drzewiecki

AAPG Special Volumes

... profiles and noting the depths at which a major change in the pressure gradient occurs. Alternatively, zones of very low permeability that may act as fluid...