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(en)
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1957-08-15 |
1962-11-13 |
Standard Oil Co |
Multistage oxidation system for preparing dicarboxylic acid
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US3027990A
(en)
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1960-01-12 |
1962-04-03 |
Owens Illinois Glass Co |
Dual lehr loader
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NL276649A
(enExample)
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1960-10-12 |
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GB994769A
(en)
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1963-03-29 |
1965-06-10 |
Standard Oil Co |
Purification of terephthalic acid
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GB1059840A
(en)
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1963-12-30 |
1967-02-22 |
Teijin Ltd |
Processes for the preparation of terephthalic acid and the preparation of linear polyesters therefrom
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US3584039A
(en)
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1967-08-30 |
1971-06-08 |
Standard Oil Co |
Fiber-grade terephthalic acid by catalytic hydrogen treatment of dissolved impure terephthalic acid
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US3683018A
(en)
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1969-05-26 |
1972-08-08 |
Standard Oil Co |
Integrated oxidation of isomeric xylene mixture to isomeric phthalic acid mixture and separation of mixture of isomeric phthalic acids into individual isomer products
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US3839436A
(en)
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1969-05-26 |
1974-10-01 |
Standard Oil Co |
Integration of para-or meta-xylene oxidation to terephthalic acid or isophthalic acid and its purification by hydrogen treatment of aqueous solution
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JPS4815848B1
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1969-06-06 |
1973-05-17 |
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NL7103374A
(enExample)
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1970-04-01 |
1971-10-05 |
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SU1042809A1
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1971-01-21 |
1983-09-23 |
Всесоюзный Научно-Исследовательский И Проектный Институт Мономеров |
Осадительна центрифуга непрерывного действи
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JPS4826740A
(enExample)
*
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1971-08-06 |
1973-04-09 |
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JPS4829735A
(enExample)
*
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1971-08-19 |
1973-04-19 |
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JPS5146098B2
(enExample)
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1971-12-16 |
1976-12-07 |
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US3931305A
(en)
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1973-08-20 |
1976-01-06 |
Standard Oil Company |
Terephthalic acid recovery by continuous flash crystallization
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US3850983A
(en)
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1973-10-15 |
1974-11-26 |
Standard Oil Co |
Separation of terephthalic from paratoluic acid from solutions thereof in water and/or acetic acid
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JPS523030A
(en)
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1975-06-25 |
1977-01-11 |
Mitsubishi Chem Ind Ltd |
Process for manufacturing high purity terephthalic acid
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GB1498031A
(en)
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1975-08-06 |
1978-01-18 |
Ici Ltd |
Level controller
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JPS52113940A
(en)
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1976-03-19 |
1977-09-24 |
Toshiba Corp |
Preparation of liquid crystals
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CA1067095A
(en)
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1976-07-06 |
1979-11-27 |
Hiroshi Hashizume |
Process for producing terephthalic acid
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JPS5949212B2
(ja)
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1976-09-16 |
1984-12-01 |
三菱化学株式会社 |
テレフタル酸の製造法
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JPS5353634A
(en)
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1976-10-25 |
1978-05-16 |
Toray Ind Inc |
Preparation of highly pure
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JPS5390233A
(en)
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1977-01-14 |
1978-08-08 |
Toray Ind Inc |
Purification of terephthalic acid
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JPS5390234A
(en)
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1977-01-17 |
1978-08-08 |
Nippon Chemtec Consulting Inc |
Method of purifying terephthalic acid
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US4330676A
(en)
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1977-07-04 |
1982-05-18 |
Imperial Chemical Industries Limited |
Oxidation process
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JPS5931491B2
(ja)
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1977-08-12 |
1984-08-02 |
三井化学株式会社 |
テレフタル酸懸濁液中の母液を置換分離する方法
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GB2014985B
(en)
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1978-02-23 |
1982-12-08 |
Asahi Chemical Ind |
Purification of terephthalic acid
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JPS5517309A
(en)
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1978-07-21 |
1980-02-06 |
Mitsubishi Gas Chem Co Inc |
Preparation of high purity terephthalic acid
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JPS5533421A
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1978-08-29 |
1980-03-08 |
Kuraray Yuka Kk |
Method of centrifuging slurry containing crystals of terephthalic acid
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DE3065198D1
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1979-11-28 |
1983-11-10 |
Ici Plc |
Slurries of terephthalic acid in ethylene glycol
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GB2072162B
(en)
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1980-03-21 |
1984-03-21 |
Labofina Sa |
Process for the production and the recovery of terephthalic acid
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DE3128474A1
(de)
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1980-07-21 |
1982-06-09 |
Hercofina, Wilmington, N.C. |
Verfahren zur gegenstromwaesche fein verteilter roher terephthalsaeure
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US4334086A
(en)
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1981-03-16 |
1982-06-08 |
Labofina S.A. |
Production of terephthalic acid
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US4380662A
(en)
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1981-03-16 |
1983-04-19 |
Labofina, S.A. |
Process for the purification of terephthalic acid
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JPS5966305A
(ja)
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1982-10-05 |
1984-04-14 |
Tsukishima Kikai Co Ltd |
向流式溶融物冷却精製法
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DE3328543A1
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1983-08-08 |
1985-03-21 |
Klöckner-Humboldt-Deutz AG, 5000 Köln |
Verwendung einer vollmantel-sieb-schneckenzentrifuge zur trennung feinkristalliner feststoffe von einer fluessigkeit
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(en)
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1983-09-15 |
1985-02-19 |
Standard Oil Company (Indiana) |
Process for removal and recycle of p-toluic acid from terephthalic acid crystallizer solvent
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1985-10-07 |
1990-01-09 |
Amoco Corporation |
Purification of crude terephthalic acid
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DE3536622A1
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1985-10-15 |
1987-04-16 |
Krupp Gmbh |
Verfahren und vorrichtung zur gewinnung fester stoffe aus fluessigen stoffgemischen
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DE3639958A1
(de)
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1986-01-10 |
1987-07-16 |
Amberger Kaolinwerke Gmbh |
Mehrstufige anordnung zur gegenstromwaschung, sowie zugehoerige verfahrensmassnahmen
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FI74752C
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1986-03-20 |
1992-12-01 |
Ahlstroem Oy |
Foerfarande och anordning foer tvaettning av cellulosa
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1987-06-04 |
1988-11-01 |
Amoco Corporation |
Process for removal of high molecular weight impurities in the manufacture of purified terephthalic acid
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JP2545103B2
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1987-12-17 |
1996-10-16 |
三井石油化学工業株式会社 |
テレフタル酸スラリ―の分散媒交換方法
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(en)
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1988-02-29 |
1989-08-29 |
The Dow Chemical Company |
Countercurrent multi-stage water crystallization of aromatic compounds
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DE68915706T2
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1988-03-25 |
1994-12-22 |
Amoco Corp |
Dichtung für eine rotierende achse.
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1989-06-05 |
1990-07-03 |
Eastman Kodak Company |
Extraction process for removal of impurities from terephthalic acid filtrate
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JPH0386287A
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1989-08-28 |
1991-04-11 |
Idemitsu Petrochem Co Ltd |
粉粒状樹脂の洗浄方法およびその洗浄装置
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1990-02-28 |
1992-01-14 |
Conoco Inc. |
Process for cleaning particulate solids
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(en)
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1990-02-28 |
1992-04-28 |
Conoco Inc. |
Apparatus for cleaning particulate solids
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GB9104776D0
(en)
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1991-03-07 |
1991-04-17 |
Ici Plc |
Process for the production of terephthalic acid
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1991-03-25 |
1992-03-10 |
Amoco Corporation |
Water addition to crystallization train to purify terephthalic acid product
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1991-04-12 |
1993-04-06 |
Amoco Corporation |
Process for preparation of crude terephthalic acid suitable for reduction to prepare purified terephthalic acid
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1991-04-12 |
1992-12-29 |
Amoco Corporation |
Improved process for recovery of purified terephthalic acid
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GB9310070D0
(en)
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1992-05-29 |
1993-06-30 |
Ici Plc |
Process for the production of purified terephthalic acid
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GB9302333D0
(en)
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1993-02-05 |
1993-03-24 |
Ici Plc |
Filtration process
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JPH06327915A
(ja)
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1993-05-24 |
1994-11-29 |
Mitsui Petrochem Ind Ltd |
スラリーから結晶を回収する方法及び装置
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1993-10-29 |
1995-10-03 |
Stevens; Jay S. |
Moving bed filters
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JP3939367B2
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1993-11-30 |
2007-07-04 |
三菱瓦斯化学株式会社 |
高純度テレフタル酸を製造する方法
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JP4055913B2
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1994-04-26 |
2008-03-05 |
三菱瓦斯化学株式会社 |
高純度テレフタル酸を製造する方法
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1994-06-27 |
1997-08-05 |
Amoco Corporation |
Wash conduit configuration in a centrifuge apparatus and uses thereof
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1995-02-23 |
1997-06-03 |
Motorola, Inc. |
Methods and systems for controlling a continuous medium filtration system
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1994-11-16 |
1996-10-22 |
Mitsubishi Chemical Corporation |
Process for producing terephthalic acid
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1994-12-26 |
1998-01-27 |
Mitsubishi Gas Chemical Co., Inc. |
Process for producing highly pure terephthalic acid
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1995-02-21 |
1995-12-19 |
Minnesota Mining And Manufacturing Company |
Process for esterification
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JP3979505B2
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1995-05-17 |
2007-09-19 |
三菱瓦斯化学株式会社 |
高純度テレフタル酸の製造方法
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1995-06-07 |
1998-11-24 |
Hfm International, Inc. |
Method and apparatus for preparing purified terephthalic acid
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1995-06-07 |
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Method and apparatus for preparing purified terephthalic acid
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1995-11-10 |
2002-12-18 |
Mitsui Chemicals, Inc. |
Process for producing polyethylene naphthalate
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1996-02-01 |
1997-04-01 |
Amoco Corporation |
Catalytic purification of dicarboxylic aromatic acid
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JPH09255619A
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1996-03-28 |
1997-09-30 |
Mitsubishi Chem Corp |
テレフタル酸の製造法
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JP3788634B2
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1996-04-18 |
2006-06-21 |
三菱瓦斯化学株式会社 |
高純度テレフタル酸の製造法
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1996-06-24 |
1998-11-24 |
E. I. Du Pont De Nemours And Company |
Process for the production of purified telephthalic acid
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JPH1036313A
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1996-07-22 |
1998-02-10 |
Tsukishima Kikai Co Ltd |
高純度芳香族ジカルボン酸の製造方法およびその装置
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JPH1045667A
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1996-07-29 |
1998-02-17 |
Mitsubishi Gas Chem Co Inc |
分散媒置換装置を用いた高純度テレフタル酸の製造方法
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1996-08-16 |
1999-09-21 |
Mobile Process Technology, Co. |
Recovery process for oxidation catalyst in the manufacture of aromatic carboxylic acids
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1996-10-30 |
1998-11-26 |
Mitsui Chemicals Inc |
Proses pembuatan asam aromatik dikarboksilat
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2000-09-01 |
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고순도 테레프탈산의 제조 방법
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1997-02-27 |
1998-09-03 |
E.I. Du Pont De Nemours And Company |
Production of terephthalic acid
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1997-08-15 |
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Process and apparatus
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1997-09-29 |
1999-04-13 |
Mitsubishi Chemical Corp |
テレフタル酸の製造法
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Verfahren und Vorrichtung zur Rückgewinnung von linearem Polyester
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2001-05-08 |
Hoffman Enviornmental Systems, Inc. |
Method for countercurrent treatment of slurries
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1998-05-19 |
1999-10-26 |
Bp Amoco Corporation |
Continuous centrifugal separator with tapered internal feed distributor
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1998-10-26 |
2000-04-27 |
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Werkwijze en inrichting voor het aan vast deeltjesmateriaal door extractie onttrekken van een component.
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1998-12-01 |
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Shell Oil Company |
Method to produce aromatic dicarboxylic acids using cobalt and zirconium catalysts
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Plant for washing plastic material
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1999-08-30 |
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Shell Oil Company |
Closely linking a NDA process with a pen process
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2000-01-25 |
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Process for the recovery of crude terephthalic acid (cta)
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Continuous flow liquids/solids slurry cleaning, recycling and mixing system
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Mitsubishi Chemicals Corp |
固液分離方法
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Mitsubishi Chemical Corporation |
Method for producing aromatic dicarboxylic acid
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2001-08-29 |
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Mitsubishi Chemicals Corp |
固液分離方法
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ポリエステル原料の製造方法
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Method of continuously cleansing polyarylene sulfide
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Eastman Chemical Company |
Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
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ポリエステル原料に適したテレフタル酸ケークの製造方法
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2007-03-20 |
Eastman Chemical Company |
Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
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Process for removal of impurities from mother liquor in the synthesis of carboxylic acid using pressure filtration
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Eastman Chemical Company |
Process for production of a carboxylic acid/diol mixture suitable for use in polyester production
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