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Title: Downhole refractive-index logging device. [Patent application]

Abstract

This invention provides an antenna arrangement for accurately measuring the magnetic permeability of earth formations. It provides a high-resolution coil array of a transmitting coil and six receiving coils to enable self-consistency checks for evaluating tight gas and oil-bearing strata. (DLC)

Inventors:
Publication Date:
OSTI Identifier:
6751966
Application Number:
ON: DE83002362
Assignee:
Dept. of Energy
DOE Contract Number:  
AC04-76DP00789
Resource Type:
Patent
Country of Publication:
United States
Language:
English
Subject:
02 PETROLEUM; 03 NATURAL GAS; 47 OTHER INSTRUMENTATION; INDUCTION LOGGING; WELL LOGGING EQUIPMENT; NATURAL GAS DEPOSITS; PETROLEUM DEPOSITS; ANTENNAS; BOREHOLES; MAGNETIC SUSCEPTIBILITY; REFRACTIVITY; CAVITIES; ELECTRIC LOGGING; ELECTRICAL EQUIPMENT; EQUIPMENT; GEOLOGIC DEPOSITS; MAGNETIC PROPERTIES; MINERAL RESOURCES; OPTICAL PROPERTIES; PHYSICAL PROPERTIES; RESOURCES; WELL LOGGING; 020200* - Petroleum- Reserves, Geology, & Exploration; 030200 - Natural Gas- Reserves, Geology, & Exploration; 440400 - Well Logging Instrumentation

Citation Formats

Yu, J. S. Downhole refractive-index logging device. [Patent application]. United States: N. p., 1982. Web.
Yu, J. S. Downhole refractive-index logging device. [Patent application]. United States.
Yu, J. S. Wed . "Downhole refractive-index logging device. [Patent application]". United States. https://www.osti.gov/servlets/purl/6751966.
@article{osti_6751966,
title = {Downhole refractive-index logging device. [Patent application]},
author = {Yu, J. S.},
abstractNote = {This invention provides an antenna arrangement for accurately measuring the magnetic permeability of earth formations. It provides a high-resolution coil array of a transmitting coil and six receiving coils to enable self-consistency checks for evaluating tight gas and oil-bearing strata. (DLC)},
doi = {},
url = {https://www.osti.gov/biblio/6751966}, journal = {},
number = ,
volume = ,
place = {United States},
year = {1982},
month = {1}
}