ES8506299A1 - Procedimiento y dispositivo para concentrar soluciones acuosas de oxido de etileno. - Google Patents
Procedimiento y dispositivo para concentrar soluciones acuosas de oxido de etileno.Info
- Publication number
- ES8506299A1 ES8506299A1 ES536853A ES536853A ES8506299A1 ES 8506299 A1 ES8506299 A1 ES 8506299A1 ES 536853 A ES536853 A ES 536853A ES 536853 A ES536853 A ES 536853A ES 8506299 A1 ES8506299 A1 ES 8506299A1
- Authority
- ES
- Spain
- Prior art keywords
- ethylene oxide
- temperature
- comprised
- degrees
- distillation column
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D301/00—Preparation of oxiranes
- C07D301/32—Separation; Purification
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Epoxy Compounds (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PROCEDIMIENTO PARA CONCENTRAR SOLUCIONES ACUOSAS DE OXIDO DE ETILENO.SE SOMETE EN PRIMER LUGAR LA SOLUCION QUE SE VA A CONCENTRAR A UN ARRASTRE CON VAPOR DE AGUA (23) EN UNA COLUMNA DE DESTILACION (21), LA CORRIENTE GASEOSA (22) QUE SALE POR LA CABEZA DE DICHA COLUMNA SE CONDENSA A CONTINUACION PROGRESIVAMENTE EN DOS O TRES INTERCAMBIADORES DE CALOR DISPUESTOS EN SERIE (31, 41 Y 51), ESTANDO COMPRENDIDA LA PRESION ABSOLUTA DE LA COLUMNA DE DESTILACION Y DE LOS INTERCAMBIADORES ENTRE 1,5 Y 6 BARES Y ESTANDO COMPRENDIDA LA TEMPERATURA DE LA FUENTE FRIA DEL ULTIMO INTERCAMBIADOR (51) ENTRE 5JC Y UNA TEMPERATURA MAXIMA INFERIOR EN 5JC A LA DE CONDENSACION DEL OXIDO DE ETILENO PURO A LA PRESION CONSIDERADA.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8316615A FR2553771B1 (fr) | 1983-10-19 | 1983-10-19 | Procede et dispositif pour concentrer des solutions aqueuses d'oxyde d'ethylene |
Publications (2)
Publication Number | Publication Date |
---|---|
ES8506299A1 true ES8506299A1 (es) | 1985-07-01 |
ES536853A0 ES536853A0 (es) | 1985-07-01 |
Family
ID=9293289
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES536853A Granted ES536853A0 (es) | 1983-10-19 | 1984-10-18 | Procedimiento y dispositivo para concentrar soluciones acuosas de oxido de etileno. |
ES540391A Expired ES8602727A1 (es) | 1983-10-19 | 1985-02-14 | Dispositivo para concentrar una solucion acuosa de oxido de etileno |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES540391A Expired ES8602727A1 (es) | 1983-10-19 | 1985-02-14 | Dispositivo para concentrar una solucion acuosa de oxido de etileno |
Country Status (8)
Country | Link |
---|---|
US (1) | US4983260A (es) |
EP (1) | EP0139601B1 (es) |
JP (1) | JPS6092280A (es) |
CA (1) | CA1254531A (es) |
DD (1) | DD228254A5 (es) |
DE (2) | DE3463047D1 (es) |
ES (2) | ES536853A0 (es) |
FR (1) | FR2553771B1 (es) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2624859B1 (fr) * | 1987-12-22 | 1991-03-22 | Atochem | Procede pour separer l'oxyde d'ethylene d'impuretes aldehydiques |
WO2005032687A2 (en) * | 2003-09-30 | 2005-04-14 | Clark Arthur F | Method for separating volatile components by dilutive distillation |
JP4547141B2 (ja) * | 2003-10-29 | 2010-09-22 | 株式会社創造化学研究所 | 液状の媒体の回収装置 |
WO2008133121A1 (ja) * | 2007-04-17 | 2008-11-06 | Arkray, Inc. | 基質濃度測定方法および基質濃度測定装置 |
CA2712985C (en) | 2008-01-25 | 2016-08-09 | Dow Technology Investments Llc | Reflux condenser |
US8257558B2 (en) | 2008-07-31 | 2012-09-04 | Dow Technology Investments Llc | Alkylene oxide purification systems |
CN114870557A (zh) * | 2021-11-24 | 2022-08-09 | 惠州市宙邦化工有限公司 | 一种含环氧乙烷尾气的处理方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2615901A (en) * | 1949-05-11 | 1952-10-28 | Jefferson Chem Co Inc | Process of producing ethylene oxide substantially free of acetaldehyde |
US3165539A (en) * | 1960-07-08 | 1965-01-12 | Halcon International Inc | Recovery of ethylene oxide from a liquid mixture thereof with normally gaseous impurities |
US3745092A (en) * | 1971-01-11 | 1973-07-10 | Shell Oil Co | Recovery and purification of ethylene oxide by distillation and absorption |
BE789308A (fr) * | 1971-10-04 | 1973-03-27 | Shell Int Research | Terige oplossingen van etheenoxyde werkwijze voor het concentreren en zuiveren van wa |
US3964980A (en) * | 1975-03-24 | 1976-06-22 | Halcon International, Inc. | Process for the recovery of ethylene oxide |
IT1039745B (it) * | 1975-07-08 | 1979-12-10 | Sir Soc Italiana Resine Spa | Procedimento per la purificazione di eilende ossido |
US4134797A (en) * | 1978-02-21 | 1979-01-16 | Halcon Research & Development Corporation | Process for recovery of ethylene oxide containing low levels of aldehydic impurities |
JPH0671318B2 (ja) * | 1980-06-20 | 1994-09-07 | キヤノン株式会社 | 合焦制御装置 |
US4437938A (en) * | 1981-07-17 | 1984-03-20 | The Halcon Sd Group, Inc. | Process for recovering ethylene oxide from aqueous solutions |
-
1983
- 1983-10-19 FR FR8316615A patent/FR2553771B1/fr not_active Expired
-
1984
- 1984-09-03 JP JP59182901A patent/JPS6092280A/ja active Granted
- 1984-10-05 DE DE8484420166T patent/DE3463047D1/de not_active Expired
- 1984-10-05 EP EP84420166A patent/EP0139601B1/fr not_active Expired
- 1984-10-05 DE DE198484420166T patent/DE139601T1/de active Pending
- 1984-10-18 DD DD84268522A patent/DD228254A5/de not_active IP Right Cessation
- 1984-10-18 ES ES536853A patent/ES536853A0/es active Granted
- 1984-10-18 CA CA000465777A patent/CA1254531A/fr not_active Expired
-
1985
- 1985-02-14 ES ES540391A patent/ES8602727A1/es not_active Expired
-
1989
- 1989-04-03 US US07/333,843 patent/US4983260A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS6092280A (ja) | 1985-05-23 |
CA1254531A (fr) | 1989-05-23 |
FR2553771B1 (fr) | 1986-01-17 |
EP0139601A3 (es) | 1985-06-05 |
ES540391A0 (es) | 1985-12-01 |
EP0139601A2 (fr) | 1985-05-02 |
DD228254A5 (de) | 1985-10-09 |
ES536853A0 (es) | 1985-07-01 |
FR2553771A1 (fr) | 1985-04-26 |
US4983260A (en) | 1991-01-08 |
DE3463047D1 (en) | 1987-05-14 |
ES8602727A1 (es) | 1985-12-01 |
JPH0420914B2 (es) | 1992-04-07 |
DE139601T1 (de) | 1985-12-05 |
EP0139601B1 (fr) | 1987-04-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD1A | Patent lapsed |
Effective date: 20041102 |