{"id":5163,"date":"2016-03-29T14:11:39","date_gmt":"2016-03-29T12:11:39","guid":{"rendered":"http:\/\/www.geology.com.ua\/?page_id=5163"},"modified":"2017-10-26T14:39:25","modified_gmt":"2017-10-26T12:39:25","slug":"geoinformatika-2016-157-37-42","status":"publish","type":"page","link":"http:\/\/www.geology.com.ua\/en\/geoinformatika-2016-157-37-42\/","title":{"rendered":"Geoinformatika 2016; 1(57) : 37-42"},"content":{"rendered":"<p><em>Geoinformatika 2016; 1(57) : 37-42 (in Ukrainian)<\/em><\/p>\n<h4><strong><span lang=\"UK\">ANALYSIS OF ELECTRICAL LOGGING DATA INTERPRETATION IN THE STUDY OF LOW-RESERVOIR ROCKS FOR EXAMPLE MALODIVYTSKOHO DEPOSIT<\/span><\/strong><b><\/b><\/h4>\n<h5><em><span lang=\"UK\">V.\u041c. Kurhanskyy, K.\u041e. Ruchko <\/span><\/em><\/h5>\n<p><em><span lang=\"UK\">Taras Shevchenko National University of Kyiv, Institute of Geology, 90 Vasylkivska Str., Kyiv 03022, Ukraine, cgph@univ.kiev.ua, Pirofillon@i.ua <\/span><\/em><\/p>\n<p><strong><span lang=\"UK\">Purpose.<\/span><\/strong><span lang=\"UK\"> The subject matter of the research is low resistance reservoirs from which, based on the test results, flows of oil were received an example being terrigenous sediments in the Dnieper-Donets basin, namely, Malodivytske oil field. The goal of the research is to analyses electrical logging data interpretation in the low-reservoir investigation.<br \/>\n<\/span><strong><span lang=\"UK\">Design\/methodology\/approach.<\/span><\/strong><span lang=\"UK\"> The method of the research is collection, processing and interpretation of well survey research data with the help of\u00a0 the \u201cGeopoisk\u201d system. Complex electrical methods interpretation improves the accuracy and unambiguity of assessing resistance layers and penetration zones.<br \/>\n<\/span><strong><span lang=\"UK\">Findings.<\/span><\/strong><span lang=\"UK\"> Geologists are often faced with anomalous low resistivity, which lead to incorrect determination of the degree of saturation and oil-saturation capacity in determining the nature of saturation and composition reservoir fluids at well-logging in productive sediments. In determining the nature of well saturation, wells are interpreted as water-saturated under the geophysical wells research. However, the test gave many examples of low-resistance layers producing tides of anhydrous oil.<br \/>\n<\/span><strong><span lang=\"UK\">Practical value\/implications.<\/span><\/strong><span lang=\"UK\"> We have analyzed electrical logging data interpretation in the productive reservoir and suggested a method to determine the nature of collectors saturation. We propose to use pulsed neutron-neutron logging method (PNNLM) to improve the efficiency of locating rocks, which can be collectors in low geological capacity section, and of determining the nature of saturation.\u00a0\u00a0 <\/span><\/p>\n<p><strong><span lang=\"UK\">Keywords:<\/span><\/strong><span lang=\"UK\"> electrical resistivity, the nature of saturation, low-resistivity reservoirs.<\/span><\/p>\n<p><a href=\"http:\/\/www.irbis-nbuv.gov.ua\/cgi-bin\/irbis_nbuv\/cgiirbis_64.exe?I21DBN=LINK&amp;P21DBN=UJRN&amp;Z21ID=&amp;S21REF=10&amp;S21CNR=20&amp;S21STN=1&amp;S21FMT=ASP_meta&amp;C21COM=S&amp;2_S21P03=FILA=&amp;2_S21STR=geoinf_2016_1_5\"><span lang=\"UK\"><em><strong><span style=\"color: #0000ff\">The full text of papers<\/span>\u00a0<\/strong><\/em><\/span><\/a><\/p>\n<p><strong><span lang=\"UK\">References:<\/span><\/strong><\/p>\n<ol>\n<li><span lang=\"UK\"> Vendel\u2019shteyn B.Yu. O svyazi mezhdu parametrom poristosti, koeffitsiyentom poverkhnostnoy provodimosti, diffuzionnogo-adsorbtsionnymi svoystvami terrigennykh porod. <i>Trudy MINKh i GP<\/i>. Moscow, Gostoptekhizdat, 1960, no. 31, pp. 16-30 (in<\/span><span lang=\"UK\">Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Kneller L.Ye., Potapov A.P. Elektricheskiye, elektromagnitnyye metody i programmnoye obespecheniye opredeleniya soprotivleniy na osnove modelirovaniya. <i>Karotazhnik<\/i>, 2006, no. 7-8, pp. 160-172 (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Kobranova V.N. Petrofizika. Uchebnik dlja vuzov. Moscow, Nedra, 1986, 392 p. (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Kozhevnikov D.A. Neytronnyye kharakteristiki gornykh porod i ikh ispol\u2019zovaniye v neftepromyslovoy geologii. Moscow, Nedra, 1982, 221 p. (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Krasnozhon M.D. Kompiuteryzovana tekhnolohiia interpretatsii materialiv elektrychnoho karotazhu. <i>Zbirnyk naukovykh prats Ukrainskoho derzhavnoho heolohorozviduvalnoho instytutu<\/i>. Kyiv, 2001, pp. 5-18 (in Ukrainian).<\/span><\/li>\n<li><span lang=\"UK\"> Kukuruza V.D. Geoelektricheskiye faktory v protsessakh formirovaniya neftegazonosnosti nedr. Kyiv, 2003, 416 p. (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Kurgansky V.M., Ruchko K.O. Lithologic and petrophysical characteristics of low-resistivity reservoirs of priluky oil field. <i>Mineralni resursy Ukrainy<\/i>, 2014, no. 4, pp. 20-25 (in Ukrainian).<\/span><\/li>\n<li><span lang=\"UK\"> Nikiforova O.G. Saturation characteristics and formation resistivity estimates in low-resistance terrigenous reservoirs using well logging data. <i>Geophysics<\/i>, 2008, no. 1, pp. 22-24 (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Shakarov H.I., Sultanov L.A., Kjazimov R.V., Ganife-Zade Ch.D., Abdullaev A.I. O nekotoryh prichinah nizkogo soprotivlenija produktivnyh kollektorov. <i>Karotazhnik<\/i>, 2007, no. 12, pp. 47 (in Russian).<\/span><\/li>\n<li><span lang=\"UK\"> Fedorishin D.D., Garan\u0456n O.A., Fedorishin S.D. Do pytannia prychyn minlyvosti elektrychnykh porid-kolektoriv naftohazovykh rodovyshch Ukrainy. <i>Rozvidka ta rozrobka naftovykh i hazovykh rodovyshch<\/i>, 2008, no. 1, pp. 86-88 (in<\/span><span lang=\"UK\">Ukrainian).<\/span><\/li>\n<li><span lang=\"UK\"> Worthington P. Recognition and evaluation of low-resistivity pay. <i>Petroleum Geoscience<\/i>, March 2000, vol. 6, no. 1, pp.<\/span><span lang=\"UK\">\u00a0<\/span><span lang=\"UK\">77-92.<\/span><\/li>\n<\/ol>\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>Geoinformatika 2016; 1(57) : 37-42 (in Ukrainian) ANALYSIS OF ELECTRICAL LOGGING DATA INTERPRETATION IN THE STUDY OF LOW-RESERVOIR ROCKS FOR EXAMPLE MALODIVYTSKOHO DEPOSIT V.\u041c. Kurhanskyy, K.\u041e. Ruchko Taras Shevchenko National University of Kyiv, Institute of Geology, 90 Vasylkivska Str., Kyiv 03022, Ukraine, cgph@univ.kiev.ua, Pirofillon@i.ua Purpose. The subject matter of the research is low resistance reservoirs from which, based on the test results, flows of oil were received an example being terrigenous sediments in the Dnieper-Donets basin, namely, Malodivytske oil field. The goal of the research is to analyses electrical logging data interpretation in the low-reservoir investigation. Design\/methodology\/approach. The method of the research is collection, processing and interpretation of well survey research data with the help of\u00a0 the \u201cGeopoisk\u201d system. Complex electrical methods interpretation improves the accuracy and unambiguity of assessing resistance layers and penetration zones. Findings. Geologists are often faced with anomalous low resistivity, which lead to incorrect determination of the degree of saturation and oil-saturation capacity in determining the nature of saturation and composition reservoir fluids at well-logging in productive sediments. In determining the nature of well saturation, wells are interpreted as water-saturated under the geophysical wells research. However, the test gave many examples of low-resistance layers producing tides of anhydrous oil. Practical value\/implications. We have analyzed electrical logging data interpretation in the productive reservoir and suggested a method to determine the nature of collectors saturation. We propose to use pulsed neutron-neutron logging method (PNNLM) to improve the efficiency of locating rocks, which can be collectors in low geological capacity section, and of determining the nature of saturation.\u00a0\u00a0 Keywords: electrical resistivity, the nature of saturation, low-resistivity reservoirs. The full text of papers\u00a0 References: Vendel\u2019shteyn B.Yu. O svyazi mezhdu parametrom poristosti, koeffitsiyentom poverkhnostnoy provodimosti, diffuzionnogo-adsorbtsionnymi svoystvami terrigennykh porod. Trudy MINKh i GP. Moscow, Gostoptekhizdat, 1960, no. 31, pp. 16-30 (inRussian). Kneller L.Ye., Potapov A.P. Elektricheskiye, elektromagnitnyye metody i programmnoye obespecheniye opredeleniya soprotivleniy na osnove modelirovaniya. Karotazhnik, 2006, no. 7-8, pp. 160-172 (in Russian). Kobranova V.N. Petrofizika. Uchebnik dlja vuzov. Moscow, Nedra, 1986, 392 p. (in Russian). Kozhevnikov D.A. Neytronnyye kharakteristiki gornykh porod i ikh ispol\u2019zovaniye v neftepromyslovoy geologii. Moscow, Nedra, 1982, 221 p. (in Russian). Krasnozhon M.D. Kompiuteryzovana tekhnolohiia interpretatsii materialiv elektrychnoho karotazhu. Zbirnyk naukovykh prats Ukrainskoho derzhavnoho heolohorozviduvalnoho instytutu. Kyiv, 2001, pp. 5-18 (in Ukrainian). Kukuruza V.D. Geoelektricheskiye faktory v protsessakh formirovaniya neftegazonosnosti nedr. Kyiv, 2003, 416 p. (in Russian). Kurgansky V.M., Ruchko K.O. Lithologic and petrophysical characteristics of low-resistivity reservoirs of priluky oil field. Mineralni resursy Ukrainy, 2014, no. 4, pp. 20-25 (in Ukrainian). Nikiforova O.G. Saturation characteristics and formation resistivity estimates in low-resistance terrigenous reservoirs using well logging data. Geophysics, 2008, no. 1, pp. 22-24 (in Russian). Shakarov H.I., Sultanov L.A., Kjazimov R.V., Ganife-Zade Ch.D., Abdullaev A.I. O nekotoryh prichinah nizkogo soprotivlenija produktivnyh kollektorov. Karotazhnik, 2007, no. 12, pp. 47 (in Russian). Fedorishin D.D., Garan\u0456n O.A., Fedorishin S.D. Do pytannia prychyn minlyvosti elektrychnykh porid-kolektoriv naftohazovykh rodovyshch Ukrainy. Rozvidka ta rozrobka naftovykh i hazovykh rodovyshch, 2008, no. 1, pp. 86-88 (inUkrainian). Worthington P. Recognition and evaluation of low-resistivity pay. Petroleum Geoscience, March 2000, vol. 6, no. 1, pp.\u00a077-92.<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-5163","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.8 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Geoinformatika 2016; 1(57) : 37-42 - \u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.geology.com.ua\/en\/geoinformatika-2016-157-37-42\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Geoinformatika 2016; 1(57) : 37-42 - \u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb\" \/>\n<meta property=\"og:description\" content=\"Geoinformatika 2016; 1(57) : 37-42 (in Ukrainian) ANALYSIS OF ELECTRICAL LOGGING DATA INTERPRETATION IN THE STUDY OF LOW-RESERVOIR ROCKS FOR EXAMPLE MALODIVYTSKOHO DEPOSIT V.\u041c. Kurhanskyy, K.\u041e. Ruchko Taras Shevchenko National University of Kyiv, Institute of Geology, 90 Vasylkivska Str., Kyiv 03022, Ukraine, cgph@univ.kiev.ua, Pirofillon@i.ua Purpose. The subject matter of the research is low resistance reservoirs from which, based on the test results, flows of oil were received an example being terrigenous sediments in the Dnieper-Donets basin, namely, Malodivytske oil field. The goal of the research is to analyses electrical logging data interpretation in the low-reservoir investigation. Design\/methodology\/approach. The method of the research is collection, processing and interpretation of well survey research data with the help of\u00a0 the \u201cGeopoisk\u201d system. Complex electrical methods interpretation improves the accuracy and unambiguity of assessing resistance layers and penetration zones. Findings. Geologists are often faced with anomalous low resistivity, which lead to incorrect determination of the degree of saturation and oil-saturation capacity in determining the nature of saturation and composition reservoir fluids at well-logging in productive sediments. In determining the nature of well saturation, wells are interpreted as water-saturated under the geophysical wells research. However, the test gave many examples of low-resistance layers producing tides of anhydrous oil. Practical value\/implications. We have analyzed electrical logging data interpretation in the productive reservoir and suggested a method to determine the nature of collectors saturation. We propose to use pulsed neutron-neutron logging method (PNNLM) to improve the efficiency of locating rocks, which can be collectors in low geological capacity section, and of determining the nature of saturation.\u00a0\u00a0 Keywords: electrical resistivity, the nature of saturation, low-resistivity reservoirs. The full text of papers\u00a0 References: Vendel\u2019shteyn B.Yu. O svyazi mezhdu parametrom poristosti, koeffitsiyentom poverkhnostnoy provodimosti, diffuzionnogo-adsorbtsionnymi svoystvami terrigennykh porod. Trudy MINKh i GP. Moscow, Gostoptekhizdat, 1960, no. 31, pp. 16-30 (inRussian). Kneller L.Ye., Potapov A.P. Elektricheskiye, elektromagnitnyye metody i programmnoye obespecheniye opredeleniya soprotivleniy na osnove modelirovaniya. Karotazhnik, 2006, no. 7-8, pp. 160-172 (in Russian). Kobranova V.N. Petrofizika. Uchebnik dlja vuzov. Moscow, Nedra, 1986, 392 p. (in Russian). Kozhevnikov D.A. Neytronnyye kharakteristiki gornykh porod i ikh ispol\u2019zovaniye v neftepromyslovoy geologii. Moscow, Nedra, 1982, 221 p. (in Russian). Krasnozhon M.D. Kompiuteryzovana tekhnolohiia interpretatsii materialiv elektrychnoho karotazhu. Zbirnyk naukovykh prats Ukrainskoho derzhavnoho heolohorozviduvalnoho instytutu. Kyiv, 2001, pp. 5-18 (in Ukrainian). Kukuruza V.D. Geoelektricheskiye faktory v protsessakh formirovaniya neftegazonosnosti nedr. Kyiv, 2003, 416 p. (in Russian). Kurgansky V.M., Ruchko K.O. Lithologic and petrophysical characteristics of low-resistivity reservoirs of priluky oil field. Mineralni resursy Ukrainy, 2014, no. 4, pp. 20-25 (in Ukrainian). Nikiforova O.G. Saturation characteristics and formation resistivity estimates in low-resistance terrigenous reservoirs using well logging data. Geophysics, 2008, no. 1, pp. 22-24 (in Russian). Shakarov H.I., Sultanov L.A., Kjazimov R.V., Ganife-Zade Ch.D., Abdullaev A.I. O nekotoryh prichinah nizkogo soprotivlenija produktivnyh kollektorov. Karotazhnik, 2007, no. 12, pp. 47 (in Russian). Fedorishin D.D., Garan\u0456n O.A., Fedorishin S.D. Do pytannia prychyn minlyvosti elektrychnykh porid-kolektoriv naftohazovykh rodovyshch Ukrainy. Rozvidka ta rozrobka naftovykh i hazovykh rodovyshch, 2008, no. 1, pp. 86-88 (inUkrainian). Worthington P. Recognition and evaluation of low-resistivity pay. Petroleum Geoscience, March 2000, vol. 6, no. 1, pp.\u00a077-92.\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.geology.com.ua\/en\/geoinformatika-2016-157-37-42\/\" \/>\n<meta property=\"og:site_name\" content=\"\u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb\" \/>\n<meta property=\"article:modified_time\" content=\"2017-10-26T12:39:25+00:00\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"3 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/geoinformatika-2016-157-37-42\\\/\",\"url\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/geoinformatika-2016-157-37-42\\\/\",\"name\":\"Geoinformatika 2016; 1(57) : 37-42 - \u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb\",\"isPartOf\":{\"@id\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/#website\"},\"datePublished\":\"2016-03-29T12:11:39+00:00\",\"dateModified\":\"2017-10-26T12:39:25+00:00\",\"breadcrumb\":{\"@id\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/geoinformatika-2016-157-37-42\\\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[[\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/geoinformatika-2016-157-37-42\\\/\"]]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/geoinformatika-2016-157-37-42\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Geoinformatika 2016; 1(57) : 37-42\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/#website\",\"url\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/\",\"name\":\"\u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb\",\"description\":\"\u0426\u0435\u043d\u0442\u0440 \u043c\u0435\u043d\u0435\u0434\u0436\u043c\u0435\u043d\u0442\u0443 \u0442\u0430 \u043c\u0430\u0440\u043a\u0435\u0442\u0438\u043d\u0433\u0443 \u0432 \u0433\u0430\u043b\u0443\u0437\u0456 \u043d\u0430\u0443\u043a \u043f\u0440\u043e \u0417\u0435\u043c\u043b\u044e\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\\\/\\\/www.geology.com.ua\\\/en\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Geoinformatika 2016; 1(57) : 37-42 - \u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/www.geology.com.ua\/en\/geoinformatika-2016-157-37-42\/","og_locale":"en_US","og_type":"article","og_title":"Geoinformatika 2016; 1(57) : 37-42 - \u0421\u0430\u0439\u0442 \u0436\u0443\u0440\u043d\u0430\u043b\u0443 \u00ab\u0413\u0435\u043e\u0456\u043d\u0444\u043e\u0440\u043c\u0430\u0442\u0438\u043a\u0430\u00bb","og_description":"Geoinformatika 2016; 1(57) : 37-42 (in Ukrainian) ANALYSIS OF ELECTRICAL LOGGING DATA INTERPRETATION IN THE STUDY OF LOW-RESERVOIR ROCKS FOR EXAMPLE MALODIVYTSKOHO DEPOSIT V.\u041c. Kurhanskyy, K.\u041e. Ruchko Taras Shevchenko National University of Kyiv, Institute of Geology, 90 Vasylkivska Str., Kyiv 03022, Ukraine, cgph@univ.kiev.ua, Pirofillon@i.ua Purpose. The subject matter of the research is low resistance reservoirs from which, based on the test results, flows of oil were received an example being terrigenous sediments in the Dnieper-Donets basin, namely, Malodivytske oil field. The goal of the research is to analyses electrical logging data interpretation in the low-reservoir investigation. Design\/methodology\/approach. The method of the research is collection, processing and interpretation of well survey research data with the help of\u00a0 the \u201cGeopoisk\u201d system. Complex electrical methods interpretation improves the accuracy and unambiguity of assessing resistance layers and penetration zones. Findings. Geologists are often faced with anomalous low resistivity, which lead to incorrect determination of the degree of saturation and oil-saturation capacity in determining the nature of saturation and composition reservoir fluids at well-logging in productive sediments. In determining the nature of well saturation, wells are interpreted as water-saturated under the geophysical wells research. However, the test gave many examples of low-resistance layers producing tides of anhydrous oil. Practical value\/implications. We have analyzed electrical logging data interpretation in the productive reservoir and suggested a method to determine the nature of collectors saturation. We propose to use pulsed neutron-neutron logging method (PNNLM) to improve the efficiency of locating rocks, which can be collectors in low geological capacity section, and of determining the nature of saturation.\u00a0\u00a0 Keywords: electrical resistivity, the nature of saturation, low-resistivity reservoirs. The full text of papers\u00a0 References: Vendel\u2019shteyn B.Yu. O svyazi mezhdu parametrom poristosti, koeffitsiyentom poverkhnostnoy provodimosti, diffuzionnogo-adsorbtsionnymi svoystvami terrigennykh porod. Trudy MINKh i GP. Moscow, Gostoptekhizdat, 1960, no. 31, pp. 16-30 (inRussian). Kneller L.Ye., Potapov A.P. Elektricheskiye, elektromagnitnyye metody i programmnoye obespecheniye opredeleniya soprotivleniy na osnove modelirovaniya. Karotazhnik, 2006, no. 7-8, pp. 160-172 (in Russian). Kobranova V.N. Petrofizika. Uchebnik dlja vuzov. Moscow, Nedra, 1986, 392 p. (in Russian). Kozhevnikov D.A. Neytronnyye kharakteristiki gornykh porod i ikh ispol\u2019zovaniye v neftepromyslovoy geologii. Moscow, Nedra, 1982, 221 p. (in Russian). Krasnozhon M.D. Kompiuteryzovana tekhnolohiia interpretatsii materialiv elektrychnoho karotazhu. Zbirnyk naukovykh prats Ukrainskoho derzhavnoho heolohorozviduvalnoho instytutu. Kyiv, 2001, pp. 5-18 (in Ukrainian). Kukuruza V.D. Geoelektricheskiye faktory v protsessakh formirovaniya neftegazonosnosti nedr. Kyiv, 2003, 416 p. (in Russian). Kurgansky V.M., Ruchko K.O. Lithologic and petrophysical characteristics of low-resistivity reservoirs of priluky oil field. Mineralni resursy Ukrainy, 2014, no. 4, pp. 20-25 (in Ukrainian). Nikiforova O.G. Saturation characteristics and formation resistivity estimates in low-resistance terrigenous reservoirs using well logging data. Geophysics, 2008, no. 1, pp. 22-24 (in Russian). Shakarov H.I., Sultanov L.A., Kjazimov R.V., Ganife-Zade Ch.D., Abdullaev A.I. O nekotoryh prichinah nizkogo soprotivlenija produktivnyh kollektorov. Karotazhnik, 2007, no. 12, pp. 47 (in Russian). Fedorishin D.D., Garan\u0456n O.A., Fedorishin S.D. Do pytannia prychyn minlyvosti elektrychnykh porid-kolektoriv naftohazovykh rodovyshch Ukrainy. Rozvidka ta rozrobka naftovykh i hazovykh rodovyshch, 2008, no. 1, pp. 86-88 (inUkrainian). Worthington P. Recognition and evaluation of low-resistivity pay. 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