|
US2080194A
|
|
Apparatus and process for the continuous distillation-rectification of musts containing acetone, ethyl alcohol, and butyl-alcohol
|
|
US1979185A
|
|
Apparatus for the final refining of benzols washed with acid
|
|
US1944057A
|
|
Apparatus for continuous distillation of heavy hydrocarbons
|
|
US1873734A
|
|
Apparatus for the fractionation of heavy oils
|
|
US1805559A
|
|
Process for continuous rectification of crude methyl alcohol
|
|
US1693774A
|
|
Apparatus for the continuous preliminary treatment of crude benzols
|
|
US1661063A
|
|
Apparatus for the production of formol by catalysis
|
|
US1722322A
|
|
Continuous rectification of liquids at high boiling point
|
|
US1598548A
|
|
Refining alcohol
|
|
US1561899A
|
|
Process for extracting benzols from heavy oils
|
|
US1427430A
|
|
Distilling and rectifying column
|
|
US1452778A
|
|
Process and apparatus for the recovery of the vapors of volatile liquids from aeriform mixtures
|
|
US1541912A
|
|
Condensing arrangement of rectifying apparatus
|
|
US1513305A
|
|
Process and apparatus for concentrating grape juices
|
|
US1512268A
|
|
Process for the separation and purification of argon and other rare gases of the atmosphere
|
|
US1416318A
|
|
Process for the continuous distillation of glycerin from the weak glycerinous liquors obtained in fermentation processes
|
|
US1395466A
|
|
Regulating means for gas-separating apparatus
|
|
US1559218A
|
|
Process of continuous rectification of spirits, petroleums, and benzols
|
|
US1492063A
|
|
Process and apparatus for producing oxygen and nitrogen in a state of purity from atmospheric air
|
|
US1349114A
|
|
Apparatus for regulating and maintaining a desired level of liquid in evaporating installations
|
