Geothermal Exploration in Imperial Valley: ABSTRACT

Tsvi Meidav, R. W. Rex

AAPG Bulletin

...-hole temperature gradients of up to 0.78°C per meter were measured; the mean for all readings was 0.184°C per meter. These values are more than one...

Deposit Feeders Limit Development of Stromatolites: ABSTRACT

Peter Garrett

AAPG Bulletin

... they feed so voraciously that about 100 fecal pellets are excreted per individual per hour. On the basis of the size of pellets (0.026 mm3), rate...

Abstract: Southwest Virginia Underground Coal Mine Map Database and Base Maps: Synopsis of an Ongoing Coalfield Project, by R. S. Sites and K. K. Hostettler; #90995 (1993).

Search and Discovery.com

Abstract: Paluxy of the Central Basin: East Texas, by M. W. Presley; #90989 (1993).

Search and Discovery.com

Magnetic Susceptibility Studies of Shales from Northern Anthracite Field of Pennsylvania: ABSTRACT

M. T. El-Ashry, U. R. Nejib

AAPG Bulletin

... from 1.682186 × 10-6 to 29.938439 × 10-6 per gram using a magnetic field of 2.25 Kilogauss. These values correspond to concentrations of Cr = 11 to 420...

Discovery and Development of Sawtelle Oil Field: ABSTRACT

S. Eschner, M. K. Scribner

AAPG Bulletin

... MMcf of gas. Current production is 2,000 bbl of oil per day and 2,600 Mcf of gas per day. Average vertical depth to the top of the zone is 9,500 ft...

Role of Bacteria in Decomposition of Injected Liquid Waste at Wilmington, North Carolina: ABSTRACT

Anthony DiTommaso, Gerald H. Elkan

AAPG Bulletin

... been observed. The total microbial population was found to be 25 × 108 organisms per milliliter in well 14 and 30 × 108 organisms per milliliter...

Site Investigations for Bedded-Salt Pilot Plant in Permian Basin: ABSTRACT

T. F. Lomenick, A. L. Boch

AAPG Bulletin

... miles per million years. Also, in central Kansas present rates of denudation have been found to average less than 1 ft per 1,000 years while stream...

Estimate of Annual Input of Petroleum to Marine Environment from Natural Marine Seepage: ABSTRACT

R. D. Wilson, P. H. Monaghan, A. Osanik, L. C. Price, M. A. Rogers

AAPG Bulletin

... environment is 0.2 to 6.0 million metric tons per year. Within this range the best estimate for present marine seepage worldwide is 0.6 million metric...

The Cost of Finding Crude Oil and Natural Gas, by R. E. Megill; #90986 (1994).

Search and Discovery.com

The South Caspian Oil and Gas Basin Reservoirs, Formation and Their Oil and Gas Saturation, by A. Narimanov; #90986 (1994).

Search and Discovery.com

3-D Seismic Results in the Discovery of Significant Reserves Bypassed for 55 Years, by A. Pennington, C. Plant, and C. Davis; #90986 (1994).

Search and Discovery.com

Development in In Situ Processing for Shale Oil Recovery: ABSTRACT

Donald E. Garrett, Richard D. Ridley, Randall T. Chew, III

AAPG Bulletin

... about 20 gal per ton. Over the past 20 years experimentation in the in situ processing has been largely in the direction of downhole fracturing...

Water and Coal Development in Powder River Basin: ABSTRACT

A. J. Mancini

AAPG Bulletin

... for a 1,000-megawatt steam-electric power plant average 14,000 acre-ft; for a 100,000 bbl per day coal liquefaction plant 20,000 to 65,000 acre-ft...

Occurrence and Development of Sedimentary Manganese Ore, Groote Eylandt, Northern Australia: ABSTRACT

W. M. Lonie, J. L. McIntosh

AAPG Bulletin

... production capacity is of the order of 1.25 million tons of manganese ore per annum, of which 80% is exported. A new expansion program will provide...

Abstract: East Shugart Delaware Field: Geology and Development, by R. E. Worthington; #90980 (1994).

Search and Discovery.com

Isotopic Compositions of Biogenic Carbonate Cements: ABSTRACT

Bernie B. Bernard, Burr A. Silver

AAPG Bulletin

... be approximated (versus PDB) as follows, in parts per thousand: inorganic, 0; sulfate reduction, -25; fermentation, +10; and methane oxidation, -80. The origins...

Relation of Sedimentary History and Tectonics to Natural Gas Accumulations, Western Gulf of Mexico: ABSTRACT

Dudley D. Rice, Richard B. Powers, Ward W. Scott

AAPG Bulletin

... are of apparent biogenic origin; this gas is characterized by enrichment of the light isotope C12 in methane (^dgrC13 lighter than -55 parts per thousand...

Dolomitization of Northern Michigan Niagaran Reefs by Brine Refluxion and Mixing of Fresh Water and Seawater: ABSTRACT

S. O. Sears, F. J. Lucia

AAPG Bulletin

... per thousand (versus PDB) and Sr2+ concentrations of about 200 ppm. Rock through which this brine passed has ^dgr13C values of about +4.5 parts per...

Lithology Data Systems--Rocks to Applications: ABSTRACT

Bobby J. Talley

AAPG Bulletin

... and are already prepared for computer storage. Commercial firms are currently generating more intervals of data per month than most companies...

Abstract: Primary, Non-Milankovitch Marl-Limestone Parasequences, Upper Cretaceous, Alabama, U.S.A., by D. T. King, Jr.; #90955 (1995).

Search and Discovery.com

Minnelusa-Powder River Basin--Past, Present, and Future: ABSTRACT

Robert C. Roehrs

AAPG Bulletin

.... This represents an average of approximately 350,000 bbl per well and it is anticipated that production will ultimately average 500,000 bbl per well. Many...

Hydrogeologic Significance of Ogallala Fluvial Environments: ABSTRACT

Russell G. Shepherd, Willard G. Owens

AAPG Bulletin

... on the west commonly p oduce a few hundred gallons per minute; in contrast, wells in the distal fan and in interbedded fan and lacustrine deposits...

Promising Morrow Sandstone Discoveries in Southeastern Colorado: ABSTRACT

Loren E. Avis, D. R. Booth

AAPG Bulletin

... a Morrow sandstone at an initial rate of 700 bbl of oil per day and 750 Mcf of gas per day. The trapping mechanism in this well, as in most...

Oil and Metals in Ordovician and Devonian Kerogenous Marine Strata of Central Nevada: ABSTRACT

Forrest G. Poole, George A. Desborough

AAPG Bulletin

... pyrolysis, yield < 40 l of oil per metric ton of rock; some thin layers yield as much as 125 l per metric ton. In these rocks, solid bitumen and liquid oil...