Show fiNDS Oil BY GROUND I I I Geologist Ada Adapts ts graph to L Locating cating of I Deposits of f Petroleum i DALLAS Tex March 26 AP AP- AP The great guns of ot the World orld war gave to the oil Industry one of ot its most effective means for discovering discover discover- ing petroleum hidden beneath the ground Delegates to the eleventh annual convention of ot the American Association of ot Petroleum Geologists here today heard an explanation of ot this in a paper on the seismograph as applied to oil on exploration This delicate Instrument records ground sound waves and by indicating indicating indicating indi indi- cating the extent and direction of ot sound beneath the surface points the geologist t to structures that may contain oil Practical application of ot the instrument In Instrument Instrument in- in strument in the oil industry resulted result result- ed from the work of the National Research council In the World war One of the problems of ot this council council council coun coun- cil was to discover or Invent some ome means for locating long range guns hidden far back hack of ot the lines They hit Upon the seismograph known most generally for tor recording earthquakes earth earth- quakes This f instrument registered registered registered regis regis- the intensity of ot sound waves from artillery and by proper calculations calculations calculations cal cal- led the scientists to fairly fair fair- ly accurate conclusions s on the distance distance distance dis dis- tance of the guns I TRAVEL DOWNWARD In geological explorations for oil the instrument performs a similar function with the difference nce that the geologist must explode his own powder to send a noise into the ground An explosive is touched off at a certain point on the Surface sur Sur- face The sound waves travel down Into the earth If It they hit a rock structure such as a dome or some other fault in which the normal position teon af oJ the the rocks Is disturbed they are deflected ba back to the sur sur- sur face By measuring the distance the waves have traveled the geologist geologist geologist gist can locate the structure and there he may find oil J J. J C. C Karcher explained this work In a paper entitled The Seismograph Seismograph graph As An Instrument for Oil OilField Field Ex Explorations Burton Bl McCullum McCullum Mc- Mc Cullum presented a similar paper on Subsurface Explorations By Earth WaVes Naves OFFICERS NOMINATED The association at its initial business session yesterday decided to appoint a salaried business manager manager man man- miln- miln ager agel to tb select permanent pe headquarters headquarters in a city to be later Authority for these two two important steps was placed with the executive executive executive tive committee e composed of the president vice vlee president secretary- secretary treasurer editor and the retiring president The Toe following were were nominated for forthe forthe the association officers to be el elected elected elect elect- ct- ct ed Saturday Pres J. J R. R Suman Houston and Alex W W. McCoy Denver vice ice president Dr J J. J W W. B Beetle ede San Angelo Tex and C. C R R. R Los Angeles secretary- secretary treasurer Fritz Aurin ponca CIt City Okla and Dr Charl Charles s E. E Decker Norman Okla I |