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The AAPG/Datapages Combined Publications Database

Showing 612 Results. Searched 195,354 documents.

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Pipeline Drag Reducer and Hydrocyclones - Successful Application of New Technology in Indonesia

Rawindra, Bagus Cahya Kartika

Indonesian Petroleum Association

... is a 35 mm (1.4 in.) nominal size, which is the diameter of the liner at the transition point from the concentric reducing section to the fine tapered...

1988

The Austin Chalk - An Overview

Doug Haymond

Houston Geological Society Bulletin

... in Pearsall Field tapered off, with 87 total wells having been drilled and 5303 MBO produced by 1950. The next 23 years saw only 40 additional Austin...

1991

West Louisiana Chenier Plain History

William F. Tanner

GCAGS Transactions

.... Because these marshes are underlain, in good part, by fine clastics (silt and clay), their tapered shapes indicate a source to the east: presumably...

1973

Small Eocene Wilcox Foraminifera from the Subsurface Texas Gulf Coast, Houston, Texas

F. Marion Setzer

GCAGS Transactions

... tapered slit-like openings at the septal suture extending into the mildly depressed umbonal area which is covered by small exogenous beads. Sutures thin...

1975

A Practical Case of Offshore Environment Protection in the Mahakam Area

Paul A. Wiet, Triadjie Poerwanto

Indonesian Petroleum Association

... to be broken and partially severed. The 13 3/8" was said to be visible, broken and tapered off inside the 30". Measurements using calipers showed the 30...

1994

Retrofit Gas Lift System, Unconventional Method to Maximize Hydrocarbon Recovery

Afif, Djabaruddin, Kurniawan Purwoko, Eko Andriyanto, Sylvia Yusim

Indonesian Petroleum Association

... production tubing was run in 7-5/8” x 7” x 41/2” tapered production casing. Production packer was set on the upper casing to isolate A-annulus from tubing...

2016

Distribution and Textural Character of Surficial Sediments, Isles Dernieres to Ship Shoal Region, Louisiana

S. Jeffress Williams , Shea Penland , Ronald C. Circe

GCAGS Transactions

... of Mexico. It is clearly defined by its shore parallel orientation, tapered shape toward the east, and asymmetrical longitudinal profile. The maximum...

1989

Shallow Water Ripple Mark Varieties

William F. Tanner

Journal of Sedimentary Research (SEPM)

... were widely-spaced and crossed simple ripple mark fields at angles of 70° to 110° (fig. 2-E). Each ridge was tapered, having the narrowest portion...

1960

The Shell Method of Impregnating Cores of Unconsolidated Sediments

R. N. Ginsburg, H. A. Bernard, R. A. Moody, , E. E. Daigle

Journal of Sedimentary Research (SEPM)

... for display and loan purposes. Additional Details of Equipment and Materials Aluminum pans.--Two sizes of tapered aluminum pans are used, both of which...

1966

Nautiloids and Current Ripples as Paleocurrent Indicators in Upper Ordovician Limestones, Anticosti Island, Canada

Owen A. Dixon

Journal of Sedimentary Research (SEPM)

... of the tapered shells (fig. 3). Many of the molds are of incomplete shells which, before burial, lost either the thin apical portion or part of the body...

1970

Radial Faulting Above Salt-Diapir Overhangs: Natural Example, and Physical and Kinematic Models

Bruno C. Vendeville, Khaled Fouad, Paul R. Knox

GCAGS Transactions

... thickness, about 1 cm in the center, tapered down to 0.3 cm at the periphery of the overhang. Before deformation started, we buried the silicone...

2003

South Hallettsville Field (Wilcox), Lavaca County, Texas

Stanley M. Leventhal

GCAGS Transactions

..., are not displayed. Volumetric gas reserve calculations for the Konvicka G.U. No. 1, using a conservative 108-acre reservoir size with a tapered sand...

2006

Correlative Light Optical and Scanning Electron Microscopy of Minerals: A Methodology Study

L. P. Wilding, H. D. Geissinger

Journal of Sedimentary Research (SEPM)

... to merge with the base of the ledge in a tapered form. The outline of the upper planar portion of the microcline grain (c) or step cleavage traces (d...

1973

The Growth History of Toe Thrusts of the Niger Delta and the Role of Pore Pressure

Scot W. Krueger, Neil T. Grant

AAPG Special Volumes

...) described and modeled the Niger Delta as a critically tapered sediment wedge. The theory of critical taper wedge mechanics states that once a wedge reaches...

2011

Limestone Response to Stress: Pressure Solution and Dolomitization

Harold Rogers Wanless

Journal of Sedimentary Research (SEPM)

... of a limestone layer between adjacent nodules by microstylolite solution is gradual (tapered) and less than 30 percent in most of the Muav Limestone...

1979

Unusual Phosphate Concretions Related to Groundwater Flow in a Continental Environment

Medard Thiry, Jean Galbois, Jean-Michel Schmitt

Journal of Sedimentary Research (SEPM)

...). All concretions have slightly tapered and rounded ends. The fingers and all the elongated shapes of the concretions have uniform orientation, towards...

2006

Significance of Recently Discovered Cambrian Fossils and Reinterpretation of Neruokpuk Formation, Northeastern Alaska: GEOLOGICAL NOTES

J. T. Dutro, Jr. , W. P. Brosge , H. N. Reiser

AAPG Bulletin

... to the glabella; a relatively short, well differentiated frontal area, an occipital spine, and an unfurrowed, anteriorly tapered glabella. This is most...

1972

Continental Slope and Upper Rise off Western Nova Scotia and Georges Bank

Elazar Uchupi, R. D. Ballard, J. P. Ellis

AAPG Bulletin

... segments, each 150 m long. The sound source consisted of four air guns in a tapered array with chamber sizes of 300,120,80, and 40 cu in., operated...

1977

Oil and Gas Developments in Michigan in 1985

D. Michael Bricker, William L. Henderson

AAPG Bulletin

..., the shallow Traverse drilling so vigorous in recent years seems to have tapered off. There are doubtless other Traverse prospects to be explored...

1986

Halokinetic sequences and diapiric structural kinematics in the field: Two-day excursion to La Popa Basin, northeastern Mexico

Timothy F. Lawton, Katherine A. Giles, and Mark G. Rowan

AAPG Bulletin

... boundaries of the composite halokinetic sequences to be essentially parallel. Wedge halokinetic sequences stack into tapered composite halokinetic...

2017

Interplay of downbuilding and gliding in salt-bearing rifted margins: Insights from analogue modeling and natural case studies

Pablo Granado, Pablo Santolaria, and Josep Anton Muñoz

AAPG Bulletin

...). Such basal geometry (Figure 2B) produces a tapered model salt basin, which extends for 93 cm from a landward pinch-out to the outer high. The outer...

2023

Tar Sand Triangle Bitumen Deposit, Garfield and Wayne Counties, Utah; #50883 (2013)

Steven Schamel

Search and Discovery.com

...) is recognized in wells. The oil-water contact (OWC) establishes the western and northwestern down-dip tapered edge of the deposit. The eastern up-dip...

2013

The Three Elements of Structural Geology Part 8, #41849 (2016).

Engelder,

Search and Discovery.com

... 2.2.3 2.2.4 2.2.5 Veins Transitional-Tensile Fracture Shear Failure Friction: Critically Stressed Earth The Tapered Wedge 3.1.1 3.1.2 3.1.3...

2016

GRAVITY MODELING OF PROTEROZOIC STRUCTURES IN NORTH-CENTRAL NORTH DAKOTA.

KATHRYN C. LUTHER

Williston Basin Symposium

... for the large circular gravity high (Fig. 13). The top was modeled as a cone, the bottom as a tapered cylinder. The cone has a bottom radius...

1991

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