BR0110477A - Processo para a destilação fracionária contìnua de misturas que compreendem tetraidrofurano, gama-butirolactona e/ou 1,4-butanodiol para dar pelo menos três frações - Google Patents
Processo para a destilação fracionária contìnua de misturas que compreendem tetraidrofurano, gama-butirolactona e/ou 1,4-butanodiol para dar pelo menos três fraçõesInfo
- Publication number
- BR0110477A BR0110477A BR0110477-2A BR0110477A BR0110477A BR 0110477 A BR0110477 A BR 0110477A BR 0110477 A BR0110477 A BR 0110477A BR 0110477 A BR0110477 A BR 0110477A
- Authority
- BR
- Brazil
- Prior art keywords
- butanediol
- fractions
- tetrahydrofuran
- mixtures
- give
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/26—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D307/30—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D307/32—Oxygen atoms
- C07D307/33—Oxygen atoms in position 2, the oxygen atom being in its keto or unsubstituted enol form
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/141—Fractional distillation or use of a fractionation or rectification column where at least one distillation column contains at least one dividing wall
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
-
- 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
- B01D3/14—Fractional distillation or use of a fractionation or rectification column
- B01D3/143—Fractional distillation or use of a fractionation or rectification column by two or more of a fractionation, separation or rectification step
- B01D3/146—Multiple effect 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
- C07C31/00—Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms
- C07C31/18—Polyhydroxylic acyclic alcohols
- C07C31/20—Dihydroxylic alcohols
- C07C31/207—1,4-Butanediol; 1,3-Butanediol; 1,2-Butanediol; 2,3-Butanediol
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/04—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members
- C07D307/06—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having no double bonds between ring members or between ring members and non-ring members with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, directly attached to ring carbon atoms
- C07D307/08—Preparation of tetrahydrofuran
-
- 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
- Y10S203/09—Plural feed
-
- 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)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
- Heterocyclic Carbon Compounds Containing A Hetero Ring Having Oxygen Or Sulfur (AREA)
Abstract
"PROCESSO PARA A DESTILAçãO FRACIONáRIA CONTìNUA DE MISTURAS QUE COMPREENDEM TETRAIDROFURANO, GAMA-BUTIROLACTONA E/OU 1,4-BUTANODIOL PARA DAR PELO MENOS TRêS FRAçõES". A invenção refere-se a um processo para a destilação fracionária contínua de misturas contendo tetraidrofurano, <sym>-butirolactona e/ou 1,4-butanodiol em pelo menos três frações, em que a separação é realizada em uma montagem de colunas de destilação contendo pelo menos uma coluna de parede divisória ou pelo menos uma montagem de colunas convencionais de destilação termicamente acopladas.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10021703A DE10021703A1 (de) | 2000-05-04 | 2000-05-04 | Verfahren zur destillativen Trennung von Tetrahydrofuran, gamma-Butyrolacton und/oder 1,4-Butandiol enthaltenden Gemischen |
PCT/EP2001/004974 WO2001085708A1 (de) | 2000-05-04 | 2001-05-03 | Verfahren zur destillativen trennung von tetrahydrofuran, $g(g)-butyrolacton und/oder 1,4-butandiol enthaltenden gemischen |
Publications (2)
Publication Number | Publication Date |
---|---|
BR0110477A true BR0110477A (pt) | 2003-04-01 |
BR0110477B1 BR0110477B1 (pt) | 2013-02-19 |
Family
ID=7640752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BRPI0110477-2A BR0110477B1 (pt) | 2000-05-04 | 2001-05-03 | processo para a destilaÇço fracionÁria contÍnua de misturas que compreendem tetraidrofurano, gama-butirolactona e/ou 1,4-butanodiol para dar pelo menos trÊs fraÇÕes. |
Country Status (15)
Country | Link |
---|---|
US (1) | US6846389B2 (pt) |
EP (1) | EP1280787B1 (pt) |
JP (1) | JP2003532720A (pt) |
KR (1) | KR100752474B1 (pt) |
CN (1) | CN1229365C (pt) |
AT (1) | ATE382614T1 (pt) |
AU (1) | AU2001272391A1 (pt) |
BR (1) | BR0110477B1 (pt) |
DE (2) | DE10021703A1 (pt) |
ES (1) | ES2296770T3 (pt) |
MX (1) | MXPA02010530A (pt) |
MY (1) | MY126926A (pt) |
SA (1) | SA01220097B1 (pt) |
TW (1) | TW527353B (pt) |
WO (1) | WO2001085708A1 (pt) |
Families Citing this family (52)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10056841A1 (de) * | 2000-11-16 | 2002-05-23 | Basf Ag | Verfahren und Vorrichtung zur destillativen Gewinnung von 1,3-Reinbutadien aus 1,3-Rohbutadien |
DE10100552A1 (de) * | 2001-01-09 | 2002-07-11 | Basf Ag | Verfahren und Vorrichtung zur destillativen Aufarbeitung von 1,6-Hexandiol, 1,5-Pentandiol ung Caprolacton |
DE10163335A1 (de) * | 2001-12-21 | 2003-07-10 | Basf Ag | Trennwandkolonne mit ganz oder teilweise dampfförmigen Zulauf und/oder ganz oder teilweise dampfförmiger Seitenentnahme |
DE10209632A1 (de) * | 2002-03-02 | 2003-09-11 | Basf Ag | Verfahren zur destillativen Aufarbeitung von Tetrahydrofuran |
DE10209633A1 (de) * | 2002-03-02 | 2003-09-11 | Basf Ag | Verfahren zur gleichzeitigen Herstellung von Tetrahydrofuran und Pyrrolidonen |
EP1371633A1 (en) | 2002-06-14 | 2003-12-17 | Bayer Ag | Process for the purification of mixtures of toluenediisocyanate incorporating a dividing-wall distillation column |
DE10330721A1 (de) * | 2003-07-08 | 2005-01-27 | Basf Ag | Verfahren zur Gewinnung von Oligomeren des Polytetrahydrofurans oder der Tetrahydrofuran-Copolymere |
DE10330934A1 (de) * | 2003-07-08 | 2005-02-17 | Basf Ag | Isolierung von Citronellal oder Citronellol aus einem Rohgemisch |
DE10357715A1 (de) * | 2003-12-09 | 2005-07-14 | Basf Ag | Verfahren zur Herstellung von definierten Gemischen aus THF, BDO und GBL durch Gasphasenhydierung |
DE102004022734A1 (de) * | 2004-05-07 | 2005-12-01 | Vinnolit Gmbh & Co. Kg | Verfahren zur Destillation von Produktgemischen |
KR100626678B1 (ko) * | 2004-07-27 | 2006-09-25 | 학교법인 동아대학교 | 분할 벽이 있는 열복합 증류탑 시스템을 이용한 분별증류장치 |
DE102004040284A1 (de) * | 2004-08-19 | 2006-02-23 | Basf Ag | Verfahren zur destillativen Abtrennung von Rein-Trioxan |
DE102005017125A1 (de) * | 2005-04-14 | 2006-10-19 | Cognis Ip Management Gmbh | Verfahren zur Herstellung von Cardanol (II) |
CN101195608B (zh) * | 2006-12-06 | 2011-05-11 | 上海焦化有限公司 | 一种分离四氢呋喃和1,4-丁二醇的方法和装置 |
US7528290B2 (en) * | 2006-12-28 | 2009-05-05 | Uop Llc | Apparatuses and methods for separating butene-1 from a mixed C4 feed |
JP2010518174A (ja) * | 2007-02-15 | 2010-05-27 | ビーエーエスエフ ソシエタス・ヨーロピア | 極めて純粋な1,4−ブタンジオールの製造方法 |
EP2036875A1 (de) * | 2007-09-11 | 2009-03-18 | Basf Se | Kontinuierliches Verfahren zur Herstellung von Menthol in reiner oder angereicherter Form |
JP5599716B2 (ja) * | 2007-11-30 | 2014-10-01 | ビーエーエスエフ ソシエタス・ヨーロピア | 光学活性ラセミメントールを製造するための方法 |
KR101191122B1 (ko) | 2009-01-20 | 2012-10-15 | 주식회사 엘지화학 | 고순도 노르말 부탄올 생산용 분리벽형 증류탑, 및 노르말 부탄올 증류방법 |
US8246816B2 (en) * | 2009-03-04 | 2012-08-21 | Uop Llc | Zone or system for providing one or more streams |
CN102459138A (zh) | 2009-06-04 | 2012-05-16 | 基因组股份公司 | 分离发酵液成分的方法 |
KR101236664B1 (ko) * | 2009-07-20 | 2013-02-22 | 주식회사 엘지화학 | 에너지 절감형 증류탑 어셈블리 |
CN101890249A (zh) * | 2010-07-22 | 2010-11-24 | 蓝仁水 | 一种三馏分精馏分离的节能工艺方法 |
US8562792B2 (en) * | 2010-10-28 | 2013-10-22 | Uop Llc | Vapor and liquid flow control in a dividing wall fractional distillation column |
KR101530102B1 (ko) | 2010-12-29 | 2015-06-18 | 주식회사 엘지화학 | 네오펜틸글리콜 정제를 위한 분리벽형 증류탑 및 이를 이용한 정제방법 |
US20140170714A1 (en) | 2011-08-10 | 2014-06-19 | Metabolix, Inc. | Post process purification for gamma-butyrolactone production |
CN102309865B (zh) * | 2011-09-08 | 2014-06-04 | 中国石油天然气集团公司 | 聚对苯二甲酸1,3-丙二醇酯连续生产工艺中循环1,3-丙二醇的精制系统 |
GB201115617D0 (en) | 2011-09-09 | 2011-10-26 | Davy Process Techn Ltd | Proacess |
KR101372617B1 (ko) * | 2011-11-11 | 2014-03-11 | 주식회사 엘지화학 | 트리할로실란의 정제 장치 |
EP2778132A4 (en) * | 2011-11-11 | 2015-08-26 | Lg Chemical Ltd | DEVICE FOR PURIFYING TRIHALOSILANE |
JP5909805B2 (ja) | 2011-11-11 | 2016-04-27 | エルジー・ケム・リミテッド | トリハロシランの精製装置及び精製方法 |
CN102816139A (zh) * | 2012-07-30 | 2012-12-12 | 南通星辰合成材料有限公司 | 四氢呋喃的提纯工艺 |
DE102012223367A1 (de) | 2012-12-17 | 2014-06-18 | Evonik Industries Ag | Aufarbeitung eines CDON/CDOL-Gemisches mittels einer "gelochten" Trennwandkolonne |
BR112015016172A2 (pt) * | 2013-01-16 | 2017-07-11 | Lg Chemical Ltd | dispositivo para preparar alcanol |
JP6484565B2 (ja) * | 2013-02-11 | 2019-03-13 | ジーティーシー テクノロジー ユーエス, エルエルシー | 熱的結合を用いてエネルギー消費を低減するための方法 |
KR102091679B1 (ko) * | 2013-02-21 | 2020-03-23 | 쥐티씨 테크놀로지 유에스,엘엘씨 | 분할된 증류탑을 사용하는 분리 공정 |
EP3964493B1 (en) | 2013-03-15 | 2024-03-27 | Genomatica, Inc. | Process and systems for obtaining 1,4-butanediol from fermentation broths |
DE102013207282A1 (de) * | 2013-04-22 | 2014-11-06 | Wacker Chemie Ag | Verfahren und Vorrichtung zur destillativen Trennung eines Drei- oder Mehrkomponentengemisches |
WO2014205332A1 (en) * | 2013-06-21 | 2014-12-24 | Cargill, Incorporated | Dividing wall in ethanol purification process |
KR101583146B1 (ko) | 2013-07-18 | 2016-01-07 | 주식회사 엘지화학 | 분리벽형 증류탑 |
CN105555747B (zh) * | 2013-08-20 | 2017-12-19 | Lg化学株式会社 | 用于纯化异丙醇的方法 |
KR101662896B1 (ko) * | 2013-08-20 | 2016-10-05 | 주식회사 엘지화학 | 이소프로필 알코올의 정제 방법 |
US9975829B2 (en) * | 2013-10-23 | 2018-05-22 | Basf Se | Method for the preparation of 1,4-butane diol having an APHA color index of less than 30 |
KR101674660B1 (ko) * | 2015-12-07 | 2016-11-09 | 동아대학교 산학협력단 | 추출공정의 부하를 감소시킨 방향족 화합물 분리장치 및 이 장치를 이용한 방향족 화합물의 분리방법 |
ITUA20161612A1 (it) * | 2016-03-14 | 2017-09-14 | Novamont Spa | Processo combinato per la produzione di tetraidrofurano e poliesteri comprendenti unità 1,4-butilene dicarbossilato. |
RU2754264C2 (ru) * | 2016-12-19 | 2021-08-31 | Сабик Глобал Текнолоджис Б.В. | Способ разделения линейных альфа-олефинов |
US20190389981A1 (en) * | 2017-02-01 | 2019-12-26 | Zeon Corporation | Production method and production device for polymer |
DE102018006707A1 (de) * | 2018-08-24 | 2020-02-27 | Julius Montz Gmbh | Kolonne mit Trennwand |
CN112403013B (zh) * | 2020-10-28 | 2023-01-10 | 洛阳金达石化有限责任公司 | 一种粗己烷的精细加工方法 |
WO2023140986A1 (en) | 2022-01-19 | 2023-07-27 | Exxonmobil Chemical Patents Inc. | Compositions containing tri-cyclopentadiene and processes for making same |
CN115487527B (zh) * | 2022-09-30 | 2024-01-16 | 东华工程科技股份有限公司 | 一种精馏分离四氢呋喃和水混合物的单塔装置 |
CN117085348A (zh) * | 2023-10-19 | 2023-11-21 | 万华化学集团股份有限公司 | 用于1,4-丁二醇分离纯化的系统及方法 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8618890D0 (en) | 1986-08-01 | 1986-09-10 | Davy Mckee Ltd | Process |
US4963479A (en) * | 1986-10-07 | 1990-10-16 | Hoechst Celanese Corporation | Reagent system for an alpha-amylase assay containing aromatic substituted glycoside |
GB8717992D0 (en) | 1987-07-29 | 1987-09-03 | Davy Mckee Ltd | Process |
GB8717993D0 (en) | 1987-07-29 | 1987-09-03 | Davy Mckee Ltd | Process |
DE3870543D1 (de) | 1987-08-08 | 1992-06-04 | Basf Ag | Verfahren zur herstellung von 1,4-butandiol und/oder tetrahydrofuran. |
DE3726805A1 (de) | 1987-08-12 | 1989-02-23 | Basf Ag | Verfahren zur destillativen reinigung von tetrahydrofuran |
US5075153A (en) * | 1989-07-24 | 1991-12-24 | Xerox Corporation | Coated paper containing a plastic supporting substrate |
GB8917864D0 (en) | 1989-08-04 | 1989-09-20 | Davy Mckee London | Process |
DE3938121A1 (de) * | 1989-11-16 | 1991-05-23 | Basf Ag | Verfahren zur abtrennung von (alpha)-butyrolacton aus gemischen, die bernsteinsaeurediethylester enthalten |
DE4205471A1 (de) * | 1992-02-22 | 1993-08-26 | Basf Ag | Verfahren zur abtrennung von 1,4-butandiol aus hydriergemischen |
TW341568B (en) | 1995-12-27 | 1998-10-01 | Akzo Nobel Nv | Process for manufacturing Gamma-butyrolactone and its use |
ZA973972B (en) | 1996-05-14 | 1998-03-23 | Kvaerner Process Tech Ltd | A process for the production of at least one C4 compound selected from butane-1,4-diol, gamma-butyrolactone and tetrahydrofuran. |
ZA973971B (en) | 1996-05-15 | 1998-03-23 | Kvaerner Process Tech Ltd | A process for the production of at least one C4 compound selected from butane-1,4-diol, gamma-butyrolactone and tetrahydrofuran. |
-
2000
- 2000-05-04 DE DE10021703A patent/DE10021703A1/de not_active Withdrawn
-
2001
- 2001-04-20 MY MYPI20011883A patent/MY126926A/en unknown
- 2001-05-02 SA SA01220097A patent/SA01220097B1/ar unknown
- 2001-05-03 WO PCT/EP2001/004974 patent/WO2001085708A1/de active IP Right Grant
- 2001-05-03 BR BRPI0110477-2A patent/BR0110477B1/pt not_active IP Right Cessation
- 2001-05-03 DE DE50113441T patent/DE50113441D1/de not_active Expired - Lifetime
- 2001-05-03 AT AT01951476T patent/ATE382614T1/de not_active IP Right Cessation
- 2001-05-03 KR KR1020027014639A patent/KR100752474B1/ko not_active IP Right Cessation
- 2001-05-03 AU AU2001272391A patent/AU2001272391A1/en not_active Abandoned
- 2001-05-03 EP EP01951476A patent/EP1280787B1/de not_active Revoked
- 2001-05-03 MX MXPA02010530A patent/MXPA02010530A/es active IP Right Grant
- 2001-05-03 ES ES01951476T patent/ES2296770T3/es not_active Expired - Lifetime
- 2001-05-03 CN CNB018089828A patent/CN1229365C/zh not_active Expired - Fee Related
- 2001-05-03 US US10/258,938 patent/US6846389B2/en not_active Expired - Lifetime
- 2001-05-03 JP JP2001582309A patent/JP2003532720A/ja not_active Withdrawn
- 2001-05-04 TW TW090110755A patent/TW527353B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE50113441D1 (de) | 2008-02-14 |
ES2296770T3 (es) | 2008-05-01 |
US6846389B2 (en) | 2005-01-25 |
BR0110477B1 (pt) | 2013-02-19 |
EP1280787A1 (de) | 2003-02-05 |
CN1427832A (zh) | 2003-07-02 |
KR100752474B1 (ko) | 2007-08-28 |
CN1229365C (zh) | 2005-11-30 |
MY126926A (en) | 2006-10-31 |
DE10021703A1 (de) | 2001-11-08 |
EP1280787B1 (de) | 2008-01-02 |
TW527353B (en) | 2003-04-11 |
US20030106786A1 (en) | 2003-06-12 |
MXPA02010530A (es) | 2003-03-10 |
AU2001272391A1 (en) | 2001-11-20 |
SA01220097B1 (ar) | 2006-09-20 |
JP2003532720A (ja) | 2003-11-05 |
KR20020094002A (ko) | 2002-12-16 |
ATE382614T1 (de) | 2008-01-15 |
WO2001085708A1 (de) | 2001-11-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BR0110477A (pt) | Processo para a destilação fracionária contìnua de misturas que compreendem tetraidrofurano, gama-butirolactona e/ou 1,4-butanodiol para dar pelo menos três frações | |
ES2183038T3 (es) | Columna con pared de separacion para la separacion continua, por destilacion, de una mezcla de varias substancias. | |
BR0112796A (pt) | Processo e dispositivo de entrada para a entrada de caracteresde um conjunto de caracteres, especialmente com uma mão | |
DE69404337T2 (de) | Kapazitiver Beschleunigungsmesser mit Schaltung zur Korrektur des störender Einflusses parasitärer Kapazitäten | |
FR2650379B1 (fr) | Appareil de vaporisation-condensation pour double colonne de distillation d'air, et installation de distillation d'air comportant un tel appareil | |
DE69423168T2 (de) | Spaltensuchverfahren für tabellenförmige Dokumente | |
BR9406970A (pt) | Conjunto de coluna de direçao dobrável | |
DE3586068D1 (de) | Fluessigkeitschromatographiesaeule. | |
BR9407912A (pt) | Montagem na columa da direçao | |
NO930455D0 (no) | Dobbelvirkende slagverktoey. operativt brukt sammen med kveilbart arbeidsroer, relatert til oljevirksomheten | |
DE69407858D1 (de) | Stripping von Fuselöl | |
FR2771018B1 (fr) | Distributeur de liquide pour colonne de distillation oscillante, et colonne de distillation correspondante | |
FR2701682B1 (fr) | Ensemble de colonne de direction escamotable en cas de choc. | |
DE69007922D1 (de) | Dynamische Kompensation des Beschleunigungsprogrammes. | |
BR9005133A (pt) | Processo de determinacao da estabilidade de misturas de oleo,incluindo oleo de xisto e de fracoes desses oleos | |
SG74756A1 (en) | Reactive distillation | |
DE69405849T2 (de) | Fahrzeuglenksäulen-Anordnungen | |
FR2662198B1 (fr) | Colonne de vide-ordures. | |
WO2002069185A3 (en) | Organising data in a database | |
ES2165365T3 (es) | Desodorante en barra con acido usnico. | |
NO942705D0 (no) | Anvendelse av insats av destillasjons- eller absorbsjonskolonner i en trefaseseparator, samt separator utstyrt med sådan innsats | |
FR2708406B1 (fr) | Colonne de répartiteur téléphonique. | |
KR950011773U (ko) | 신경제 기둥보의 형틀 | |
KR960022552A (ko) | 증류에 의한 지방 알콜 알킬폴리글리코시드 용액의 후처리방법 | |
BR9805086A (pt) | Composição endurecedora de óleo, processo para obter a composição e processo de endurecimento de óleo. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
B15K | Others concerning applications: alteration of classification |
Free format text: PARA:INT.CI. B01D 3/14; B01D 3/26; C07C 27/28; C07C 29/80; C07C 31/20; C07D 307/08; C07D 307/33 Ipc: B01D 3/14 (2006.01), B01D 3/26 (2006.01), C07C 27/ |
|
B07A | Application suspended after technical examination (opinion) [chapter 7.1 patent gazette] | ||
B09A | Decision: intention to grant [chapter 9.1 patent gazette] | ||
B16A | Patent or certificate of addition of invention granted [chapter 16.1 patent gazette] |
Free format text: PRAZO DE VALIDADE: 10 (DEZ) ANOS CONTADOS A PARTIR DE 19/02/2013, OBSERVADAS AS CONDICOES LEGAIS. |
|
B21F | Lapse acc. art. 78, item iv - on non-payment of the annual fees in time | ||
B24J | Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12) |