Phosphoric acid production and operation problems: a group discussion 

 - New Delhi  Fertiliser Association of India  1970 
 - 91 p. 
 - Fertiliser Institute. Proceedings, no. 5 .
<br/><br/> Held at FACT Always on September 18, 1969 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fertiliser industry<br/>Fertilisers and manures
<br/><br/><label>Dewey Class. No.: </label>338.4766862