Duda, John R. <br/><br/>
Predicted oil recovery by waterflood and gas drivre, Bradford Third and Sartwell sands, Sartwell Oilfield, Mckean County Pa.  
Duda, John R. 
 - Washington  Bureau of mines  1967 
 - Report Investigation  6943 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>inundación<br/>gas<br/>petróleo
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Sartewell, campo petrolífero, Condado de Mckean, Pennsylvania, Estados Unidos
<br/><br/><label>Universal Decimal Class. No.: </label>622.276.43 (748) (57)