| Title: | Biodegradable filter for cigarettes | ||
| Application Number: | 98811375 | Application Date: | 1998.11.10 |
| Publication Number: | 1279586 | Publication Date: | 2001.01.10 |
| Approval Pub. Date: | 2006.12.06 | Granted Pub. Date: | 2006.12.06 |
| International Classifi-cation: | A24D3/10 | ||
| Applicant(s) Name: | H. F. | Address: | |
| Inventor(s) Name: | E. Mentzel | ||
| Attorney & Agent: | lu xinhua | ||
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Abstract: |
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| A filter for tobacco products, in particular cigarettes, is made of a cellulose nonwoven fabric produced by an air-laid process and spirally rolled. | |||
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| Time: | 13 | ||
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