Dipole-Dipole Electrical Resistivity Surveys of Waste Disposal Study Sites at Hill Air Force Base, Utah

Howard P. Ross, Phillip M. Wright, Claron E. Mackleprang

Utah Geological Association

... apparent resistivity values are matched to within plus or minus 10 percent by almost all the computed model values. Figure 2. Pseudosection plot...

Chapter 6: Coal Resources for the Chemard Lake (Naborton No. 2) Coal Zone of the Lower Wilcox Group (Paleocene), Northwestern Louisiana

Peter D. Warwick, Steven M. Podwysocki, Adam C. Schultz

AAPG Special Volumes

... digital elevation models (DEM) at a scale of 1:100,000 and topographic maps at a scale of 1:24,000. A margin of error of plus or minus 25 ft was allowed...

A Resume of Petroleum Exploration and Exploratory Development in Colorado 1862-1954

A.E. Brainerd, F.M. Van Tuyl

Rocky Mountain Association of Geologists

... plus or minus. The Piceance Creek structure was mapped in detail and shows 250 to 300 feet of closure. T i structure was tested in hs more recent...

Source Beds

Parker D. Trask, H. Whitman Patnode

AAPG Special Volumes

... of the relationship for all regions combined are designated by series of plus and minus marks. One mark suggests a slight relationship, two marks...

Direct projection of remaining potential from historical discoveries

Kenneth C. Hood, Ian M. Longley, Paul Ventris, and Jerry Jarvis

AAPG Bulletin

... represent plus and minus one complexity level with associated slope and starting point changes from the initial designation. For reference, the current...

Gauging the Confidence in Publicly Reported Oil and Gas Reserves: Introducing the Reserves Confidence Metric (RCM)

Don McMillan

Australian Petroleum Production & Exploration Association (APPEA) Journal

... (Prospect, Lead, or Play project levels), the Prospective Resource has a best estimate plus or minus a quantity, indicating a range of uncertainty from...

Archeology of the Henry Mountains

Frank W. Hull

Utah Geological Association

... due to the plus-minus range, the dates have been accepted because of the close agreement with the ceramic dates assigned to the pottery types...

The Renaissance of Gravity, B.S. Anderson, M.E. Weber, J.E. Bain #40035

Search and Discovery.com

Recollections of Shell's Bellaire E&P R&D Lab

James M. Parks

Petroleum History Institute

..., George A . , 1 95 6 , The magical number seven, plus or minus two : some limits on our capacity for processing information: The Psychological Review, v...

Resource Development/Utilization: Uranium In-Situ Leaching in the Tertiary Deposits of South Texas

Geoffry G. Hunkin

Houston Geological Society

... to plus-or-minus one foot; the survey should be tied to a reliable base and co-ordinates established. Ground-water levels should be carefully recorded...

COMPARISON OF REFLECTANCE DATA FOR VARIOUS MACERALS FROM COALS OF THE KOOTENAY GROUP, SOUTHEASTERN BRITISH COLUMBIA

A.R. Cameron

North Dakota Geological Society

... of reflectance for each maceral, based on the mean value plus and minus one standard deviation, it can be seen...

Kurau: An Example of the Low-Relief Structural Play in the Malacca Strait Psc, Sumatra, Indonesia.

Sunu H. Praptono, Rovicky Dwiputro, Ian M. Longley, Richard W. Ward

Indonesian Petroleum Association

... in surveying absolute vertical elevations in the deviated wells. This last source of error is typically plus or minus 15 feet at the level of the top Lower...

Chapter 8: Coal Resources for Part of the Wilcox Group (Paleocene–Eocene), Northeast Texas

Peter D. Warwick, Claire E. Aubourg, Steven M. Podwysocki, Adam C. Schultz

AAPG Special Volumes

... and topographic maps at a scale of 1:24,000. A margin of error of plus or minus 25 ft was used for the surface elevations of drill holes used...

Ostracode Shells as Indicators of Thermal History

Mervin Kontrovitz

GCAGS Transactions

... and can be used to do so with an accuracy of plus or minus 15°C. Presumably, there could have been better resolution if the temperature increments had...

The Use of Borehole Imaging Techniques in the Exploration for Stratigraphic Traps: An Example from the Middle Devonian Gilwood Channels in North-Central Alberta

Roger N. Dueck, Eric F.W. Paauwe

CSPG Bulletin

... by the borehole diameter. The apparent strike of the plane is given by the azimuth at the bottom of the sine wave (B) plus or minus 90 degrees. Figure 3...

Possibilities of Heavy-Mineral Correlation of Some Permian Sedimentary Rocks, New South Wales

Dorothy Carroll

AAPG Bulletin

...-existing sediments B. Thick, stumpy prisms, plus or minus inclusions C. Purple grains, generally rounded D. Rectangular prismatic grains, often worn...

The Joseph Lake-Armena-Camrose Producing Trend, Alberta: Oil and Gas Occurrences

C. Warren Hunt

AAPG Special Volumes

... from 3,250 feet to 3,325 feet. The producing sand is encountered 20 feet plus or minus below the top of the Viking zone. Over much of the field...

The Use of Borehole Imaging Techniques in the Exploration for Stratigraphic Traps: an Example from the Middle Devonian Gilwood Channels in North-central Alberta

Roger N. Dueck, Eric F. W. Paauwe

CSPG Special Publications

.... The apparent strike of the plane is given by the azimuth at the bottom of the sine wave (B) plus or minus 90 degrees. Figure 3. Raw conductivity curves...

Cretaceous Time Scale from North America

Marvin A. Lanphere , David L. Jones

AAPG Special Volumes

...-Triceratops bentonites. The plus-or-minus values are the standard deviations of the pooled ages. Some data for early Tertiary rocks assist in bracketing...

Exploration Economics: Chapter 10: Part III. Economic Aspects of the Business

Robert E. Megill

AAPG Special Volumes

... discount rates from 0% to 50%. The scale for the y axis has both plus and minus amounts for present value. Figure 3 was constructed by plotting...

Geologic Significance of Doonerak Structural High, Central Brooks Range, Alaska

J. T. Dutro, Jr. , William P. Brosge , M. A. Lanphere , H. N. Reiser

AAPG Bulletin

...) and Lanphere and Dalrymple (1971). The argon analyses were made on a Nier-type 15-cm-radius rare-gas mass spectrometer. The plus-or-minus value assigned each...

Operational and Business Efficiency in Unconventional Projects; #80083 (2010)

William J. Haskett and Creties Jenkins

Search and Discovery.com

... uncertainty modeling, we could drill 100 wells and conclude that the average well performance is 4 BCF plus or minus 0.5 BCF, but that’s not the purpose...

A Meaningful Correlation between Shallow Seismic Refraction Data to Borehole Data in Site Investigation Work

Samsudin bin Hj Taib, Ahmad Nizam Hasan

Geological Society of Malaysia (GSM)

... seismic data has been obtained on one seismic spread while the Sungai Buloh site, on two seismic spreads. Procedure like the plus-minus and delay time...

Heat Flow and Hydrocarbon Generation in the Transylvanian Basin, Romania

Constantin Cranganu, David Deming

AAPG Bulletin

... generation in the crust and upper mantle (~25 mW/m2) plus or minus any transient perturbation due to sedimentation, erosion, or changing surface...

Use of Cable Suspended Submersible Pump Systems in the Java Sea

Luis Caycedo

Indonesian Petroleum Association

... depth. A polished nipple was placed as part of this string at plus or minus 200 ft. above the top of the Batu Raja producing zone. The purpose...