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Darwin V. Ellis

Schlumberger

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Publication

Featured researches published by Darwin V. Ellis.

Archive | 1976

Doubly-compensated dual-detector density logging apparatus

Darwin V. Ellis

Archive | 1981

Neutron logging method and apparatus for determining a formation characteristic free of environmental effects

Darwin V. Ellis; Charles Flaum

Archive | 1986

Logging apparatus and method for determining absolute elemental concentrations of subsurface formations

Peter Wraight; Russel C. Hertzog; Darwin V. Ellis; Hubert D. Scott; Jeffrey S. Schweitzer; James A. Grau

Archive | 1993

Compensated gamma-gamma density sonde using three detectors

Charles R. Case; Darwin V. Ellis

Archive | 2004

Measuring formation density through casing

Darwin V. Ellis; Marvin E. Markley

Archive | 2003

Neutron measurement method for determining porosity of a formation surrounding a borehole

Darwin V. Ellis; Benoit Couet; Michael Evans; Charles R. Case; Françoise Allioli

Petrophysics | 2003

Porosity from neutron logs I: Measurement

Darwin V. Ellis; Charles R. Case; Joseph M. Chiaramonte

Petrophysics | 2007

Lwd Density Response To Bed Laminations In Horizontal And Vertical Wells

Richard J. Radtke; Michael Evans; John Rasmus; Darwin V. Ellis; Joseph M. Chiaramonte; Charles R. Case; Ed Stockhausen

Archive | 2005

Measuring wellbore diameter with an LWD instrument using compton and photoelectric effects

Darwin V. Ellis; Charles Fulton; Dhanoolal Kandhai

Petrophysics | 2004

Porosity from neutron logs. II: Interpretation

Darwin V. Ellis; Charles R. Case; Joseph M. Chiaramonte

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Charles R. Case

Schlumberger

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Hubert D. Scott

Schlumberger

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John Rasmus

Schlumberger

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Bradley A. Roscoe

Schlumberger

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James A. Grau

Schlumberger

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Mohammed Doghmi

Schlumberger

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Peter Wraight

Schlumberger

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Russel C. Hertzog

Schlumberger

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Tong Zhou

Schlumberger

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Charles Flaum

Schlumberger

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