Smoking article and methods of making the same
US4889142A · kind A · utility
Inventor
Key dates
| Filing date | Jun 9, 1989 |
| Grant date | Dec 26, 1989 |
| Priority date | — |
| Expiry date | Jun 9, 2009 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA24B15/282
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
The invention is for a multi-fold improvement for tobacco, including cigarettes, cigars, pipe smoking and other smoking devices by decreasing the health hazards thereof by: PA0 1. Replacing and/or reducing substantially all of the nitrate in cigarette paper by use of an oxidizing agent such as potassium permanganate. PA0 2. Improving the completeness of burning of the relatively poisonous and undesirable components of tar and smoke of cigarette smoke through addition of an oxidizing agent such as potassium permanganate to the cigarette. Using an oxidizing agent to render non-poisonous certain toxic components in smoking devices and materials including cigarettes, cigars, pipe tobacco and other plant derived ingredients useful and used for smoking.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.