BR8106540A - Processo para a separacao de uma mistura formadora de azeotropo,dispositivo e emprego - Google Patents
Processo para a separacao de uma mistura formadora de azeotropo,dispositivo e empregoInfo
- Publication number
- BR8106540A BR8106540A BR8106540A BR8106540A BR8106540A BR 8106540 A BR8106540 A BR 8106540A BR 8106540 A BR8106540 A BR 8106540A BR 8106540 A BR8106540 A BR 8106540A BR 8106540 A BR8106540 A BR 8106540A
- Authority
- BR
- Brazil
- Prior art keywords
- formating
- azeotrope
- employment
- separation
- mixture
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
- B01D3/34—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping with one or more auxiliary substances
- B01D3/40—Extractive distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
- C07C29/80—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation
- C07C29/84—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment by distillation by extractive distillation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/14—Ejector-eductor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S203/00—Distillation: processes, separatory
- Y10S203/20—Power plant
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3038497A DE3038497C2 (de) | 1980-10-11 | 1980-10-11 | Verfahren und Vorrichtung zur Trennung von ein Azeotrop bildenden Gemischen |
Publications (1)
Publication Number | Publication Date |
---|---|
BR8106540A true BR8106540A (pt) | 1982-06-29 |
Family
ID=6114188
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR8106540A BR8106540A (pt) | 1980-10-11 | 1981-10-09 | Processo para a separacao de uma mistura formadora de azeotropo,dispositivo e emprego |
Country Status (3)
Country | Link |
---|---|
US (1) | US4349416A (pt) |
BR (1) | BR8106540A (pt) |
DE (1) | DE3038497C2 (pt) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3135319A1 (de) * | 1981-09-05 | 1983-03-24 | Krupp-Koppers Gmbh, 4300 Essen | "verfahren zur gewinnung reiner aromaten" |
DE3303571C2 (de) * | 1982-03-11 | 1984-07-26 | Buckau-Walther AG, 4048 Grevenbroich | Verfahren und Anlage zur Herstellung von Äthanol |
US4543164A (en) * | 1983-04-14 | 1985-09-24 | Lloyd Berg | Separation of methyl acetate from methanol by extractive distillation |
US5124004A (en) * | 1983-08-22 | 1992-06-23 | Trustees Of Dartmouth College | Distillation process for ethanol |
US4654123A (en) * | 1985-07-08 | 1987-03-31 | Lloyd Berg | Dehydration of ethanol by extractive distillation |
US4631115A (en) * | 1985-07-08 | 1986-12-23 | Lloyd Berg | Dehydration of ethanol by extractive distillation |
US4961826A (en) * | 1986-02-13 | 1990-10-09 | Trustees Of Dartmouth College | Distillation process for ethanol |
DE3727171A1 (de) * | 1987-08-14 | 1989-02-23 | Krupp Gmbh | Verfahren zur absolutierung von aethanol |
DE3832340A1 (de) * | 1988-09-23 | 1990-03-29 | Krupp Koppers Gmbh | Verfahren und vorrichtung zur optimierung des betriebes einer mit einem seitenkocher versehenen abtriebskolonne |
US4948472A (en) * | 1989-07-12 | 1990-08-14 | Phillips Petroleum Company | Extractive distillation of hydrocarbon mixtures employing mixed solvent |
US4948470A (en) * | 1989-07-12 | 1990-08-14 | Phillips Petroleum Company | Extractive distillation of alkane/cycloalkane feed employing mixed solvent |
US5068011A (en) * | 1990-10-26 | 1991-11-26 | Phillips Petroleum Company | Separation of monoolefins from paraffins |
US5100515A (en) * | 1990-10-26 | 1992-03-31 | Phillips Petroleum Company | Separation of alkenes from close-boiling alkanes |
US5085740A (en) * | 1990-10-26 | 1992-02-04 | Phillips Petroleum Company | Separation of alkenes from alkanes |
US5032232A (en) * | 1990-10-31 | 1991-07-16 | Phillips Petroleum Company | Extractive distillation of hydrocarbon mixtures |
FR2683523B1 (fr) * | 1991-11-12 | 1994-02-11 | Institut Francais Petrole | Procede de separation d'ethyl tertiobutyl ether et d'ethanol. |
FR2698017B1 (fr) * | 1992-11-19 | 1995-03-10 | Inst Francais Du Petrole | Procédé de régénération d'un dessicant liquide. |
DE19625284A1 (de) * | 1996-06-25 | 1998-01-02 | Hoechst Ag | Verfahren zur Trennung von Gemischen aus Dimethylether und Chlormethan |
DE19625283A1 (de) * | 1996-06-25 | 1998-01-02 | Hoechst Ag | Verfahren zur Herstellung und Auftrennung eines Gemischs aus Dimethylether und Chlormethan mit Wasser als Extraktionsmittel |
US6024840A (en) * | 1997-08-08 | 2000-02-15 | Arco Chemical Technology, L.P. | Propylene oxide purification |
US5904815A (en) * | 1998-03-05 | 1999-05-18 | Berg; Lloyd | Separation of t-amyl alcohol from n-butanol by azeotropic distillation |
US6395142B1 (en) | 1999-10-14 | 2002-05-28 | Chemcycles, Inc. | Method and apparatus for purifying low grade acetonitrile and other constituents from hazardous waste |
WO2005051533A1 (en) * | 2003-11-24 | 2005-06-09 | Council Of Scientific And Industrial Research | Preparation of molecular sieve used for the dehydration of the alcohol |
US7407906B2 (en) * | 2003-12-02 | 2008-08-05 | Council Of Scientific And Industrial Research | Process for the preparation of a molecular sieve adsorbent for the adsorptive dehydration of alcohols |
US20070209512A1 (en) * | 2006-03-07 | 2007-09-13 | Brian Howard Seibert | Method of regenerating liquid desiccants used in the dehydration or sweetening of gases |
US7815876B2 (en) | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
US7815741B2 (en) | 2006-11-03 | 2010-10-19 | Olson David A | Reactor pump for catalyzed hydrolytic splitting of cellulose |
US8002953B2 (en) * | 2007-07-13 | 2011-08-23 | Amt International Inc. | Low-energy extractive distillation process for dehydration of aqueous ethanol |
CN111620843A (zh) * | 2019-10-28 | 2020-09-04 | 重庆大学 | 一种反应精馏联合侧线萃取精馏分离四氢呋喃-乙醇-水三元共沸体系的方法 |
US12042751B2 (en) | 2021-08-31 | 2024-07-23 | Ace Machine Design, Inc. | Heat pump driven distillation |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1469447A (en) * | 1922-10-30 | 1923-10-02 | Schneible Joseph | Absolute alcohol |
US1907834A (en) * | 1929-09-28 | 1933-05-09 | Monsanto Chemical Works | Method of dehydrating alcohols |
US2593931A (en) * | 1947-12-31 | 1952-04-22 | Kellogg M W Co | Method of recovering selective solvents |
US3464896A (en) * | 1968-02-02 | 1969-09-02 | Atlantic Richfield Co | Separation of water from a single alkanol by extractive distillation with ethylene glycol |
BE795252A (fr) * | 1972-02-22 | 1973-05-29 | Metallgesellschaft Ag | Procede de recuperation de l'energie thermique, en particulier dans les processus de distillation |
US4128457A (en) * | 1977-03-09 | 1978-12-05 | Societa' Italiana Resine S.I.R. S.P.A. | Process for the separation of butadiene by plural stage extractive distillation |
US4134797A (en) * | 1978-02-21 | 1979-01-16 | Halcon Research & Development Corporation | Process for recovery of ethylene oxide containing low levels of aldehydic impurities |
US4217178A (en) * | 1978-11-07 | 1980-08-12 | Raphael Katzen Associates International, Inc. | Distillation system for motor fuel grade anhydrous alcohol |
JPS588281B2 (ja) * | 1979-02-13 | 1983-02-15 | 石川島播磨重工業株式会社 | 蒸留処理設備における熱回収方法及びその装置 |
US4256541A (en) * | 1979-05-29 | 1981-03-17 | National Distillers And Chemical Corp. | Production of anydrous alcohol |
US4306942A (en) * | 1980-06-27 | 1981-12-22 | Raphael Katzen Associates International, Inc. | Hydrous alcohol distillation method and apparatus |
US4280880A (en) * | 1980-08-25 | 1981-07-28 | Uop Inc. | Method of operating an isostripper column |
-
1980
- 1980-10-11 DE DE3038497A patent/DE3038497C2/de not_active Expired
-
1981
- 1981-09-30 US US06/307,252 patent/US4349416A/en not_active Expired - Fee Related
- 1981-10-09 BR BR8106540A patent/BR8106540A/pt unknown
Also Published As
Publication number | Publication date |
---|---|
DE3038497A1 (de) | 1982-04-29 |
US4349416A (en) | 1982-09-14 |
DE3038497C2 (de) | 1983-11-10 |
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