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公开(公告)号：JPH01104835A
公开(公告)日：1989-04-21
申请号：JP19066488
申请日：1988-08-01
Applicant: TORAY INDUSTRIES
Inventor： AKIMOTO TATSUO , OGASAWARA MASASHI , TSUNODA ATSUSHI
Abstract: PURPOSE:To obtain the titled fibers without yarn breakage or unevenness in progress degree of flameproofing, by passing a precursor fiber through a specific fluidized layer in which an oxidizing gas is fluidized at a specified fluidizing wind velocity and heat-treating the precursor fibers. CONSTITUTION:A fluidized layer having a depth (H) from the top surface level to a dispersing means for feeding precursor fibers while dispersing the fibers in an oxidizing gas in allowing to stand within the range expressed by formula I is formed from heating medium particles consisting of solid particles, such as graphite, alumina or silica, containing >=80wt.% particles having
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Patent Agency Ranking
公开(公告)号：JPS646312B2
公开(公告)日：1989-02-02
申请号：JP10886281
申请日：1981-07-14
Applicant: TORAY INDUSTRIES
Inventor： YOSHINAGA MINORU , TSUNODA ATSUSHI
IPC: D06M15/568 , D01F9/14 , D01F11/14 , D06M15/564 , D06M101/00 , D06M101/40
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公开(公告)号：JPS6314647B2
公开(公告)日：1988-03-31
申请号：JP1671583
申请日：1983-02-03
Applicant: TORAY INDUSTRIES
Inventor： TORIGATA HAJIME , MATSUBARA NOBUYUKI , TSUNODA ATSUSHI
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公开(公告)号：JPS6233861A
公开(公告)日：1987-02-13
申请号：JP16967485
申请日：1985-08-02
Applicant: TORAY INDUSTRIES
Inventor： TSUNODA ATSUSHI , MATSUBARA NOBUYUKI
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公开(公告)号：JPS6047953B2
公开(公告)日：1985-10-24
申请号：JP11533482
申请日：1982-07-05
Applicant: Toray Industries
Inventor： TSUNODA ATSUSHI , WATANABE SHIZUO
IPC: D06M15/55 , D01F11/14 , D06M13/02 , D06M13/224 , D06M101/00 , D06M101/40
CPC classification number: D01F11/14 , Y10T428/2918 , Y10T428/2933 , Y10T428/2964 , Y10T428/30
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公开(公告)号：JPS5848643B2
公开(公告)日：1983-10-29
申请号：JP3814277
申请日：1977-04-05
Applicant: Toray Industries
Inventor： HIRAMATSU TOORU , KOSEKI TERUO , HAMADA SATOSHI , TSUNODA ATSUSHI
IPC: D01F9/22
CPC classification number: D01F9/22
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