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Priority to ES276499ApriorityCriticalpatent/ES276499A1/en
Publication of ES276499A1publicationCriticalpatent/ES276499A1/en
A method for treating tobacco, having a normal moisture content, comprising subjecting said tobacco in its normal moisture content state, to an extraction in a non-pressurized phase with a liquid, non-chlorofluorinated hydrocarbon solvent, to extract of it no more than 7% of the tobacco, at least 4% but not more than 45% of the original nicotine content and substantial quantities of those constituents of the tobacco, which form the tar and nicotine content of tobacco smoke, as such In a manner which results in a reduction of not more than 30% of the tar content of tobacco smoke but without substantially impairing the physical characteristics of the tobacco. (Machine-translation by Google Translate, not legally binding)
ES276499A1962-04-141962-04-14A procedure to treat tobacco (Machine-translation by Google Translate, not legally binding)
ExpiredES276499A1
(en)
A procedure for the preparation of an aromatic product containing the smoking principles of tobacco (Machine-translation by Google Translate, not legally binding)
A procedure for extraction and benefit of the polyhydroxyled compositions of the olive branches. (Machine-translation by Google Translate, not legally binding)
Improvements introduced in the procedure of extraction of the orujo oil by means of solvents (Machine-translation by Google Translate, not legally binding)
Procedure for the separation of conjugated diolephins from hydrocarbon mixtures containing them. (Machine-translation by Google Translate, not legally binding)
Procedure and corresponding device for the continuous treatment with solvents, of natural and synthetic fibers. (Machine-translation by Google Translate, not legally binding)