Enhancement of oil recovery under active water flooding using modified lignin extracted from coconut coir 

 - Dar es Salaam  University of Dar es Salaam  2021 
 - xi, 33p.  30cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Sulfonation
<br/><br/><label>LC Class. No.: </label>THS East Africana Collection QD281.S7R888  / Ruvubu, Sylvanus Bisaba