CONTENTS 



Part IV — Oil Geophysics 



12. Some Problems of Gas Logging Estimation of Gas Saturation 



of Rocks 301 



L. A, Galkin 



13. Luminescence Logging 315 



T. V. Shcherbakova 



14. Optical Methods of Bore-Hole Investigation 328 



T. V. Shcherbakova 



15. Determining the Permeability of Oil-Bearing Strata from the 



Specific Resistance 349 



S. G. KoMAROV and Z. I. Keivsar 



16. New Types of Well Resistivity-Meters 384 



E, A. POLYAKOV 



17. The Use of Accelerators of Cliarged Particles in Investigating 



Bore-Holes by the Methods of Radioactive Logging .... 397 

 V. M. Zaporozhetz and E. M. Filippov 



Author Index 423 



Subject Index 426 



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