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公开(公告)号：JPH06306011A
公开(公告)日：1994-11-01
申请号：JP9462793
申请日：1993-04-21
Applicant: TORAY INDUSTRIES
Inventor： MATSUNO HIROSHI , GOTO MOTOJIRO , SASAKI MASAYA
Abstract: PURPOSE:To provide a process for the separation of parapyruvic acids from a mikture of pyruvic acid or its salt containing parapyruvic acids in high separation efficiency and capable of separating and purifying pyruvic acid or its salt in high efficiency. CONSTITUTION:Pyruvic acid or its salt can be separated from a liquid mixture at least containing pyruvic acid or its salt and parapyruvic acids by permeating pyruvic acid or its salt using a reverse osmosis membrane.
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Patent Agency Ranking
公开(公告)号：JPS549215A
公开(公告)日：1979-01-24
申请号：JP7347777
申请日：1977-06-21
Applicant: TORAY INDUSTRIES
Inventor： AYA TOSHIHIKO , IZUMI ZENJI , SASAKI MASAYA
Abstract: PURPOSE:To prepare the title compound useful as a catalyst, economically, continuously, in high reaction rate, and with easy control and removal of the heat of reaction, by continuously mixing H2O2, a fatty acid, and water, and introducing excess amount of finely divided Co powder continuously or intermittently into the mixture to obtain a homogeneous dispersion thereof.
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公开(公告)号：JPS5139640A
公开(公告)日：1976-04-02
申请号：JP11000874
申请日：1974-09-26
Applicant: TORAY INDUSTRIES
Inventor： SHIBAHARA TETSUO , SASAKI MASAYA , EGUCHI HIROAKI , HABARA TETSUSHI , IWAMURA TAKAO
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公开(公告)号：JPS512693A
公开(公告)日：1976-01-10
申请号：JP7222174
申请日：1974-06-26
Applicant: TORAY INDUSTRIES
Inventor： SASAKI MASAYA , OKADA ISAO , SHIBAHARA TETSUO , EGUCHI HIROAKI , IWAMURA TAKAO
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公开(公告)号：JPS5139619A
公开(公告)日：1976-04-02
申请号：JP11001074
申请日：1974-09-26
Applicant: TORAY INDUSTRIES
Inventor： SHIBAHARA TETSUO , SASAKI MASAYA , EGUCHI HIROAKI , IWAMURA TAKAO
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公开(公告)号：JPS5137089A
公开(公告)日：1976-03-29
申请号：JP11000974
申请日：1974-09-26
Applicant: TORAY INDUSTRIES
Inventor： SASAKI MASAYA , OKADA ISAO , SHIBAHARA TETSUO , EGUCHI HIROAKI , IWAMURA TAKAO
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