Method of modifying and aromatizing the primary or secondary smoke of smoking products
US5615694A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 1, 1995 |
| Grant date | Apr 1, 1997 |
| Priority date | — |
| Expiry date | Jun 1, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24B15/282
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The object of the invention is a method for modifying or aromatizing the primary or secondary smoke of smoking products such as cigarettes, cigars and similar products, as well as the mixture intended to be smoked, for instance in a pipe or in the form of a cigarette, by applying to the wrapper of these products at least one solution of the aromatizing or modifying substances which are transferred onto the product in vapor phase in the confined atmosphere of the packing of these products. According to the invention, there is used as solvent a product which is non-volatile at ambient temperature and has a vapor tension less than that of the aromatic substance to be deposited.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.