There is little more common sense in drilling without first making a careful. study of geological conditions than there is in laying a ... foolish and unjustifiable, for evidence is almost always available to tell whether or not there is a chance for new production, ... Use of Diamond Drill Will Help Exploration The diamond drill, which is being used more and more in the search for oil, ... This new book is a guide to the study of the entire field of petroleum geologya a manual for the practicinganbsp;...
|Title||:||The Oil Age, Vol. XVIII, No. 1|