MAGCOBAR, OPERATIONS OILFIELD PRODUCTS DIVISION <br/><br/>
DRILLING FLUID ENGINEERING MANUAL 

 - S.E. 
 - Estados Unidos  MAGCOBAR  1972 HOUSTON 
<br/><br/> D-13245 S/.400 ING. LOAIZA 93.07.01 
<br/><br/><label>LCCN: </label>3704 
<br/><br/><label>Subjects--Topical Terms: </label><br/>PETROLEO-MANUALES<br/>POZOS PETROLIFEROS-PERFORACION
<br/><br/><label>Dewey Class. No.: </label>622.338