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Dive into the research topics where Robert A. Lester is active.

Publication


Featured researches published by Robert A. Lester.


Archive | 1994

Synchronized digital stacking method and application to induction logging tools

David R. Beard; Carlos Yansig; Robert A. Lester


Journal of the Acoustical Society of America | 1989

System for acoustically determining the quality of the cement bond in a cased borehole

George Attali; James R Birchak; Robert A. Lester


Archive | 1993

Borehole logging tool

Robert A. Lester; Paul Junghans; Donald J. Hilliker; Mathew G. Schmidt; Jose R. Casarsa; Gregory J. Wilkinson


Archive | 1992

Acoustic isolator for a borehole logging tool

Robert A. Lester; Gregory J. Wilkinson


Archive | 2001

Method and system for determining the azimuth position and distance of a reflecting subsurface formation

Robert A. Lester


Archive | 1997

Acoustic dipole well logging instrument

Robert A. Lester; Paul Junghans


Archive | 1994

Method and apparatus for balancing the electrical output of the receiver coils of an induction logging tool by use of a slidable magnetic rod for eliminating direct coupling

Robert A. Lester; David R. Beard; Milton E. Cram


Archive | 1987

Method and apparatus for acoustic logging of boreholes

James R Birchak; Robert A. Lester; George Attali


Archive | 1995

Method and apparatus for balancing the electrical output of the receiver coils of an induction logging tool

Robert A. Lester; David R. Beard; Milton E. Cram


Archive | 1993

Bohrlochmessgerät The well logging tool

Robert A. Lester; Paul Junghans; Donald J. Hilliker; Mathew G. Schmidt; Jose Casarca; Gregory J. Wilkinson

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