Membrane technology in the chemical industry. 

 - New York :    United Nations,    1990. 
 - v, 91 p. :    ill. ;    30 cm. 
<br/><br/>  At head of title: Economic Commission for Europe, Geneva. 
<br/><br/><label>ISBN: </label>9211164656 
<br/><br/><label>LCCN: </label>90-222703 
<br/><br/><label>Subjects--Topical Terms: </label><br/> Membranes (Technology)