APPARATUS FOR CONTINUOUSLY TREATING FIBROUS MATERIALS UNDER PRESSURE

Fibrous materials are continuously heat-treated under pressure by passage through a heat-treating chamber filled with a pressurized heating fluid and provided with at least a pair of symmetrical sealing chambers which are located at the inlet part and the outlet part of the heat-treating chamber. Se...

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Bibliographische Detailangaben
Hauptverfasser: SATO H,JA, YAMAMOTO K,JA, ADACHI K,JA, IWASA T,JA, NAKAMURA H,JA
Format: Patent
Sprache:eng
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Zusammenfassung:Fibrous materials are continuously heat-treated under pressure by passage through a heat-treating chamber filled with a pressurized heating fluid and provided with at least a pair of symmetrical sealing chambers which are located at the inlet part and the outlet part of the heat-treating chamber. Sealing fluid is introduced into the sealing chambers through pipes for introducing the sealing fluid; and ejected from the clearances A and A' toward the outside of the heat-treating chamber, while applying a static pressure to the atmosphere around the fibrous materials passing through the slits formed in the central part of the inlet and outlet of the heat-treating chamber. Leakage of the pressurized heating fluid from the heat-treating chamber can be thereby prevented, and the fibrous materials can be heat-treated without any damages.