The Origin of Jonah Field, Northern Green River Basin, Wyoming

Robert M. Cluff, Suzanne G. Cluff

AAPG Special Volumes

... or no gas shows while drilling, and were drilled with normal mud weights. An intervening section of shale and shaly sandstones, tentatively correlated...

Determining Drill Pipe Wear Inside Casing Using Ultra Sonic Measurements

Dwi Ananto, DeWayne R. Schnorr

Indonesian Petroleum Association

... in oil base mud with mud weights up to 11 pounds per gallon (ppg) (0.96 kg/m3) and fresh water base mud with weights up to 16 ppg (0.14 kg/m3). Gas cut mud...

Role of Gravity, Temperature Gradients, and Ion-Exchange Media in Formation of Fossil Brines

P. C. Mangelsdorf, Jr. , F. T. Manheim , J. M. T. M. Gieskes

AAPG Bulletin

... gradients observed in the field. The influence of higher pressure and temperature on the clay-saltwater system is inadequately known. Accurate prediction...

Experiments and Characteristic Analysis of Mud Filtrate Invasion in Low Porosity and Low Permeability Sandstone Reservoir

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Drilling in the Deep Basin

Don L. Myers

AAPG Special Volumes

... formations due to the lighter mud weights that are used. Greater reliability of primary cementing also results from having in-gauge holes and a light thin...

Real-Time Drilling Optimisation „ Driving Drilling Excellence

Abhijit Barhate, Piyush Patel, Egil Abrahamsen

Australian Petroleum Production & Exploration Association (APPEA) Journal

.... Safeguards are applied to the draw-works, mud pumps, top drive, etc. The main role of the safeguards is to ensure that the pressure inside the wellbore...

ABSTRACT: Geological Characteristics and Pooling Conditions of Terrigenous Mud Oil & Gas in China, by Pan, Shuxin; Wang, Tianqi; Wei, Pingsheng; Liu, Caiyan; #90135 (2011)

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Fracture Pressure Predictions in Highly Depleted Reservoir: An Approach to Prevent Mud Losses while Drilling in the Mature Tunu Field

Dhanny Fadlan, Roni Herdiyanto, Baginda Saragih, Yasinto Priastomo, Rio Sitorus, Roy Lesmana

Indonesian Petroleum Association

...Fracture Pressure Predictions in Highly Depleted Reservoir: An Approach to Prevent Mud Losses while Drilling in the Mature Tunu Field Dhanny Fadlan...

Why Geologists Should Know about Mud in Rotary Drilling: Reliability of the Information Furnished by Cuttings, Cores, Mud Analysis, and Electrical Logs is Dependent upon the Properties of the Mud.

Dr. George R. Gray

Oklahoma City Geological Society

...Why Geologists Should Know about Mud in Rotary Drilling: Reliability of the Information Furnished by Cuttings, Cores, Mud Analysis, and Electrical...

ABSTRACT:MULTICOMPONENT OBC (4C) PRESTACK TIME IMAGING OVER PAMBERI, LRL BLOCK, OFFSHORE TRINIDAD

Tony Johns, Carmen Vito and Raul Sarmiento

Geological Society of Trinidad & Tobago

... be due to over pressure. Ranges of mud weights are 8-16 lb. At about 10,000-12,000-ft, all wells in the area abruptly shift from ~8 to ~16 lb...

Life Isnt Perfect: The Petrophysical Difficulties of Modeling the Permian

Tyler Croft, Aidan Blount, Adam McMullen, Sarah Warneke, Melanie Durand, Brian Driskill

Unconventional Resources Technology Conference (URTEC)

..., S., Currie, J., & Blumstein, R. (2016, August 1). Using Mud Weights, DST, and DFIT Data to Generate a Regional Pore Pressure Model for the Delaware Basin, New...

Why Geologists Should Know About Mud Used in Rotary Drilling

George R. Gray

Tulsa Geological Society

... of gas, oil, or salt water into the hole is prevented by maintaining the hydrostatic pressure of the mud column in excess of the fluid pressure...

Drilling Fluid Systems and Practices in the Cooper and Eromanga Basins, Australia

Tun H. Aung

Petroleum Exploration Society of Australia (PESA)

... 000 ft) depth have been drilled to date in the Moomba Block, of South Australia. Mud weights in the order of 1.56 to 1.86 g/cm 3 (13.0 to 15.5 Ibm/U.S....

Bottom-sampling Apparatus: Part 7. Methods of Study

Jack L. Hough

AAPG Special Volumes

.... DESCRIPTION OF APPARATUS Bottom-sampling apparatus may be grouped in five classes: (1) drag buckets, (2) chambered weights, (3) samplers operated...

The National Conference on Earth Science, Banff, November 5-9, 1984: "Geopressures and Hydrocarbon Occurrences": CONFERENCE REPORT

Peter Gretener

CSPG Bulletin

... 1985 269 273 Vol. 33 (1985) No. 2. (June) The 1984 conference dealt with the subsurface pressure environment and its relationship to hydrocarbon...

The Exploration History of the Laurel Basin-Centred Gas System Canning Basin, Western Australia

D. Kingsley, E. Streitberg

Petroleum Exploration Society of Australia (PESA)

... gas shows prior to being terminated after the gas shows and pore pressure interpretation indicated that the mud weights required to control the well...

Abstract: East Java Mud Volcano (LUSI): Drilling Facts and Analysis, by Nurrochmat Sawolo, Edi Sutriono, Bambang P. Istadi, and Agung B. Darmoyo; #90082 (2008)

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Mud Volcanoes in Sistan and Baluchestan Provinces, Makran Coast, Southeast Iran

Hossein Negaresh

Geological Society of Malaysia (GSM)

... or having a cone or a reservoir) is high pore water pressure. The mud of the Pirgel mud volcano is more saline than that of the other mud volcanoes...

Difference in overpressure environments for the western and central deep-water Gulf of Mexico

Sharon Cornelius and Peter A. Emmet

AAPG Bulletin

... (sediment pore pressure) gradients must all be determined by the same methodology and that means using bottomhole mud weights (BMWs) since...

Compaction of Modern Carbonate Sediments: Implications for Generation and Expulsion of Hydrocarbons

Eugene A. Shinn, Daniel M. Robbin, George E. Claypool

AAPG Special Volumes

... and pressure increase, liquid hydrocarbons escape through hydraulically formed microfractures. Finally, with continued burial and increased temperature...

Relationships Between Pore Pressure, Stresses, and Present-Day Geodynamics in the Scotian Shelf, Offshore Eastern Canada

N. A. Yassir , J. S. Bell

AAPG Bulletin

... test, repeat formation tests, and mud weights. The profile indicates the increase in pore pressure required to initiate hydraulic fracturing...

Integrated Pre-Drill and Real-Time Geomechanical Modelling Brings Significant Benefits to Deepwater Wildcat Exploration Drilling Campaign „ A Case Study

M. Sadegh Asadi, Amitava Ghosh, Sanjeev Bordoloi, Michael Reese

Australian Petroleum Production & Exploration Association (APPEA) Journal

... of 9.8 ppg at well TD. The mud weight used to drill the last section of 8.500 hole was 10.2 ppg (Fig. 4). ROCK MUD WEIGHT WINDOW Pore pressure...

Factors Influencing Productivity in the Bakken Play, Williston Basin; #10413 (2012)

Cosima Theloy, Stephen A. Sonnenberg

Search and Discovery.com

... Salt, cause folding at Bakken level and thus may enhance the natural fracture density. Gas shows and drilling mud weights were used to investigate...

Experimental Consolidation of Carbonate Mud: ABSTRACT

Eugene C. Robertson

AAPG Bulletin

... spaces, and the products remain friable. Heating at T = 400° C. under low pressure, P<100 bars, for t>1 day, lithifies the mud, apparently during...

B. Economics of Natural Gas in Sacramento Valley, California: Occurrence of Natural Gas in Mesozoic Rocks of North California

Eugene F. Reid

AAPG Special Volumes

... mud weights from 120 to 140 lbs/cu ft. Dry-hole costs for a 9,000-ft hole to the lower F Zone, with bottomhole pressures above 6,000 psi, may range...