Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3750Chemical news office., 1932 |
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Strona 130
... distillation . This goes back to primitive times . Raymond Lully ( 13th century ) is said to have obtained alcohol by distillation and to have dehydrated it with potassium carbonate obtained by calcining cream of tartar . Whether this ...
... distillation . This goes back to primitive times . Raymond Lully ( 13th century ) is said to have obtained alcohol by distillation and to have dehydrated it with potassium carbonate obtained by calcining cream of tartar . Whether this ...
Strona 132
... distilling off the alcohol ; the fat , too , could be subjected to distilla- tion , as well as the other volatile parts men- tioned . Finally , the organic acids were studied , and their properties recorded for future reference . One of ...
... distilling off the alcohol ; the fat , too , could be subjected to distilla- tion , as well as the other volatile parts men- tioned . Finally , the organic acids were studied , and their properties recorded for future reference . One of ...
Strona 135
... distilling off the gasoline and kerosine fractions up to a temperature of 300 ° C . These residues were spread upon the slides in a similar manner , and heated in the air oven for one month . Similar slides were placed in the coal - gas ...
... distilling off the gasoline and kerosine fractions up to a temperature of 300 ° C . These residues were spread upon the slides in a similar manner , and heated in the air oven for one month . Similar slides were placed in the coal - gas ...
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