| 摘要 |
The invention relates to the measurement of a petrographic parameter. Its subject is the determination of the parameter Rw b which is essential for quantitative determination of the hydrocarbons contained in a reservoir rock, this value being obtained from salinity data of a mud effluent, of the mud subjected to pressures of the order of those which are produced at the start of the compression of sedimentary rocks. Application to petroleum (oil) prospecting. <IMAGE>
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