Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Przed Geofizyki Gornictwa NaftfiledCriticalPrzed Geofizyki Gornictwa Naft
Publication of DD133345A5publicationCriticalpatent/DD133345A5/en
METHOD AND APPARATUS FOR SURVEYING DIP ANGLES AND METHOD AND INSTRUMENT FOR PROFILING KATOW DROPS AND AAZIMUTHS OF THE STRATA INSIDE OF BOREHOLES ZYMUTOW LAYERS IN DRILLING HOLES