Method and apparatus for drying a strip of pasty material intended for the production of smoking articles

The method and apparatus for drying pasty material strips in smoking articles utilize motorized rollers and a supporting surface to address the inefficiencies of existing dryers, achieving compact size, lower energy use, and improved product quality.

US20260165361A1Pending Publication Date: 2026-06-18COMAS CONSTR MASCH SPECIALI SPA
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Patent Information

Authority / Receiving Office
US · United States
Patent Type
Applications(United States)
Current Assignee / Owner
COMAS CONSTR MASCH SPECIALI SPA
Filing Date
2023-10-24
Publication Date
2026-06-18

AI Technical Summary

⚠Technical Problem

Existing drying methods for pasty material strips used in smoking articles face challenges such as high energy consumption, prolonged drying times, and increased costs due to the use of steel belt conveyors or two-stage dryers, which either leave marks on the product or require complex construction.

⚗Method used

A method and apparatus utilizing a combination of motorized rollers and a supporting and entraining surface to convey pasty material strips within a drying chamber, ensuring uniform drying without marks and reducing the dryer's size and energy consumption by coordinating feed speeds and using hot air flow effectively.

🎯Benefits of technology

The solution achieves efficient drying with reduced energy consumption and installation costs, while maintaining product integrity, by using a compact dryer design that minimizes contact-induced damage and optimizes airflow.

✦ Generated by Eureka AI based on patent content.

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Abstract

A method for drying a strip of pasty material intended for the production of smoking articles, including the steps of:feeding the strip of pasty material into a drying chamber;conveying the strip of pasty material inside the drying chamber between an infeed station and an outfeed station of the drying chamber.In particular, the step of conveying includes rolling the strip on a plurality of conveying surfaces arranged in succession along a first conveying path extending between the infeed and outfeed stations.
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