1330 



AGRICULTURAI. MACHINERY AND IMPLEMENTS 



1006 - Apparatus for Extracting the Oil from Oily Substances by means of Non-inflam- 

 mable Solvents. — Ciapetti Gino, in L' Italia aaricola, 53r(l year, No. 7, pp. 298-300, i 

 lig. Piaccnza, July 15, 191 6. 



The small open-fire apparatus represented on the appended figure ad- 

 mits the economical extraction of the oil of oily fruits and seeds and their 

 residues (lees and cakes), even on the smallest farms, by means of solvents 



Apparatus for extracting oil from oily substances by the aid of non-inflannnable solvents. 



which are non-inflammable and non-explosive, and also harmless and plea- 

 sant in smell, such as carbou tetrachloride and ethylene trichloride. 



These two liquids, insoluble in water, dissolve fats in a larger propor- 

 tion than benzine and carbon bisirlphide, while possessing the advantage 

 over the latter that they require less heat and less water for the process of 

 evaporation and condensation. Although carbon tetrachloride is dearer 

 than carbon bisulphide, it is nevertheless cheaper to use, owing to the fact 



