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Wilhelm Kraus
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Individual
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Publication of GB191502394ApublicationCriticalpatent/GB191502394A/en
2394. Kraus, W. Jan. 9, [Convention date]. Tobacco. - Tobacco is treated under reduced pressure, chiefly for the removal of nicotine, with a solution of calcium nitrate in lime water. Treatment under reduced pressure with a dilute solution of formaldehyde may follow.
GB191502394D1915-01-091915-02-15An Improved Method or Removing Nicotine from Tobacco.
ExpiredGB191502394A
(en)