Underpressure in Mesozoic and Paleozoic rock units in the Midcontinent of the United States

Philip H. Nelson, Nicholas J. Gianoutsos, and Ronald M. Drake II

AAPG Bulletin

.... This paper differs from previous studies by incorporating numerous pressure data from both drill-stem tests (DSTs) and water wells, resulting in better...

Importance of Hydrodynamic Factor in Formation of Lower Cretaceous Combination Traps, Big Muddy-South Glenrock Area, Wyoming: REPLY

Donald S. Stone , Roger L. Hoeger

AAPG Bulletin

... with today's technology is by the study of the best quality reservoir pressure data available from drill-stem-test pressure records, bottom-hole-pressure-survey...

Steamboat Butte Oil Field, Fremont County, Wyoming

H. E. Barton

AAPG Special Volumes

... of the section. Porosity is poorly developed in the upper 175 feet and gave up no fluid during drill-stem tests, except for a trace of brown oil in the mud. Below...

Sunny Slope and Groff Fields

R. G. Ash

Kansas Geological Society

... in the Lansing from perforations 3493–3505, after acid treatment. The initial reservoir pressure as determined by a drill stem test was 1080 pounds per...

Recapture Creek (Oil), T. 40 S., R. 23 E., SLPM, San Juan County, Utah

David S. Scanlon, Michael J. Wendling

Four Corners Geological Society

...) Bottom Hole Pressure: 2,095 psig (from drill-stem test No. 1) Cores: 5,380 to 5,430 feet, 5,430 to 5,480 feet, 5,480 to 5,533 feet Drilling...

Diagenesis and High Fluid Pressures in the Frio and Vicksburg Shales, Brooks County, Texas

Winston F. Bott, Jr. , Thomas T. Tieh

GCAGS Transactions

... as measured pressures, are shown in Figure 10. It should be pointed out that between the two sources of measured pressure data, those from drill-stem tests (DST...

The Diamond Drill in Oil Exploration

Robert Davis Longyear

AAPG Bulletin

... to determine the direction of dip of the formation from diamond drill cores. This is accomplished by lowering into the hole a tube containing a small mass...

Optimizing Success Ratio of Formation Pressure Measurement by Measuring Pressure while Drilling at RR-015 Well, Bunyu Field, North Kalimantan, Indonesia

Reza Rahadian, Adhitya Pratama Lanadito, Fannopo Rikardo, Zeppy Irwanzah Budiarto

Indonesian Petroleum Association

... hand, sometimes new prospect zones were found. Formation pressure measurement is very important to know the vertical permeability and to detect fluid...

Field Case Study of Optimizing Perforation and Hydraulic Fracturing Strategies to Maximize Production from HPHT Wells

Amay Kumar Jha, Joseph Zacharia, Moulali Shaik, Rahul D’Cruz, Mandha K Rao, A Satyanarayan, R M Patil, Rajeev Ranjan Kumar, Ajit Kumar, Ahmed Moge Ali, Ravi Ramniklal Gondalia, Krishna Bordeori, Dinesh Choudhary, Pushkaraj Sardesai, Lovely Sharma, Shivam Sharma

Unconventional Resources Technology Conference (URTEC)

... tests shown in Table 1 were run to estimate the closure pressure, fluid efficiency & estimate the frac geometry in order to redesign the Main Fracturing...

HYDRODYNAMICS OF FORMATION WATERS IN THE NORTH DAKOTA WILLISTON BASIN

RICHARD D. LEFEVER

Williston Basin Symposium

... producing strata in North Dakota. METHODS Formation pressure data were calculated from drill stem test results...

Development of Geopressure by Ductile Shear: An Example from Offshore Louisiana

Jeffrey A. Nunn

GCAGS Transactions

... ratio, examination of core and FMI log showed numerous faults and fractures. Drill stem tests indicate a highly fluid pressure-dependent permeability...

Gulf of Mexico Subsalt Deformation Zones: Weak Formation Integrity Rather than Anomalous High Pressure Zones

James C. Niemann

GCAGS Transactions

.... 1509-1511. Martinez, R. D., and G. A. King, 1987, Formation pressure prediction using seismic data from the Gulf of Mexico: Offshore Technology...

Field Summary: Archer Field

C. Scott Robinson

Rocky Mountain Association of Geologists

... to drilling fluid invasion. Drilling fluids are flushed so deep into the formation that recovery of the true formation fluid (oil or water) on a drill stem...

Calculated Specific Gravity Entrained Mud Gas Versus Gas-Oil-Ratio from Drill Stem and Production Tests

Joe M. Nichols

West Texas Geological Society

...Calculated Specific Gravity Entrained Mud Gas Versus Gas-Oil-Ratio from Drill Stem and Production Tests Joe M. Nichols 1992 156 169 This study...

Potential Tight Gas Resources in a Frontier Province -- Jurassic through Tertiary Strata beneath the Brooks Range Foothills, Arctic Alaska, by Philip H. Nelson, Kenneth J. Bird, and David W. Houseknecht

Search and Discovery.com

Potential Tight Gas Resources in a Frontier Province -- Jurassic through Tertiary Strata beneath the Brooks Range Foothills, Arctic Alaska, by Philip H. Nelson, Kenneth J. Bird, and David W. Houseknecht; #90042 (2005)

Search and Discovery.com

AAPG/Datapages Discovery Series No. 7, Multidimensional Basin Modeling, Chapter 7: Pore-Pressure-Dependent Fracture Permeability in Fault Zones: Implications for Cross-Formational Fluid Flow

Nunn, J. A.

AAPG Special Volumes

... of Eugene Island study area. (b) Measured shale porosity and fluid pressure from Pathfinder well and sand reservoirs in Eugene Island Block 330 (modified...

Source Material, Compaction History and Hydrocarbon Occurrence in the Cagayan Valley Basin, Luzon, Philippines

Noe L. Caagusan

Southeast Asia Petroleum Exploration Society (SEAPEX)

... generation. The compaction of sediments and the drainage of subsurface fluids are deduced from pore-fluid pressure in claystones and a model...

Pardue Field Fisher County, Texas

R. B. Vickers Jr., Fred Ratliff

Abilene Geological Society

... not been observed in subsequent wells. Water level has not been definitely established. The discovery well found no water on drill-stem tests...

Geology of the Fuller Reservoir Unit, Fremont County, Wyoming

C. F. Pirner

Wyoming Geological Association

... flows of gas from Tertiary strata were finally encountered. On drill stem tests within the Lower Fort Union section, two zones within 500 feet of each...

Discovery of Silver Tip South Field, Park County, Wyoming

Donald S. Stone

Wyoming Geological Association

... in the oil zone range from a low of about 12% at the top to perhaps 20 to 25% at the oil-water contact. Although a Phosphoria drill-stem test...

Early West Texas Drilling and Evaluation Technology

J. Douglas Cearley

West Texas Geological Society

..., Personal Communication, 1978, Loving, TX. Christie, R.S., 1937, Use of Recording Pressure Gages in Drill-Stem Tests, API 1936 Drilling and Production...

Little Nancy (Oil), T. 38 S., R. 25 E., SLPM, San Juan County, Utah

Richard A. Kopp, Richard P. Crist, James T. Walters

Four Corners Geological Society

...: 84 BOD, 150 MCFGD, 0 BWD Bottom Hole Pressure: 2,473 psig (drill-stem test, extrapolated initial shut-in pressure) Drilling and Completion Practices...

Abstract: Overpressure Generation Mechanisms and Its Distribution in the Paleocene Shahejie Formation in the Linnan Sag, Huimin Depression, Eastern China;

Chao Li, Xiaorong Luo, Likuan Zhang, Lei Yuhong, Ming Cheng, Luo Hongmei

Search and Discovery.com

..., and the pore pressure gradients obtained from drill stem tests (DSTs) range from 9.0 to 16.0 MPa/km. Uncertainty about the origin and distribution...

Petroleum Geology of the Bakken Formation Williston Basin, North Dakota and Montana

FRED F. MEISSNER

Montana Geological Society

... regarding fluid found in the Bakken is that no formation water is ever recovered during drill-stem tests or initial well completions. Small...