IN148355B - - Google Patents

Info

Publication number
IN148355B
IN148355B IN121/DEL/78A IN121DE1978A IN148355B IN 148355 B IN148355 B IN 148355B IN 121DE1978 A IN121DE1978 A IN 121DE1978A IN 148355 B IN148355 B IN 148355B
Authority
IN
India
Application number
IN121/DEL/78A
Other languages
English (en)
Inventor
Alwyn Pinto
Original Assignee
Ici Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from GB1040377A external-priority patent/GB1595341A/en
Application filed by Ici Ltd filed Critical Ici Ltd
Publication of IN148355B publication Critical patent/IN148355B/en

Links

Classifications

    • 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
    • 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
    • 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
    • B01D3/32—Other features of fractionating columns ; Constructional details of fractionating columns not provided for in groups B01D3/16 - B01D3/30
    • B01D3/322—Reboiler specifications
    • 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
    • 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
    • Y10S203/24—Mobile, marine distiller

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)
IN121/DEL/78A 1977-03-11 1978-02-13 IN148355B (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB1040377A GB1595341A (en) 1977-03-11 1977-03-11 Methanol
GB3239977 1977-08-02

Publications (1)

Publication Number Publication Date
IN148355B true IN148355B (fr) 1981-01-24

Family

ID=26247497

Family Applications (1)

Application Number Title Priority Date Filing Date
IN121/DEL/78A IN148355B (fr) 1977-03-11 1978-02-13

Country Status (8)

Country Link
US (1) US4210495A (fr)
JP (1) JPS53112803A (fr)
CA (1) CA1110994A (fr)
DE (1) DE2808025A1 (fr)
FR (1) FR2383149A1 (fr)
IN (1) IN148355B (fr)
IT (1) IT1094158B (fr)
NL (1) NL7802239A (fr)

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3311316A1 (de) * 1983-03-29 1984-10-11 Uhde Gmbh, 4600 Dortmund Verfahren zur erzeugung von methanol in chemie-qualitaet
US4482768A (en) * 1983-03-31 1984-11-13 Union Carbide Corporation Separation of alkanols from aqueous reaction solutions
US4665249A (en) * 1984-12-19 1987-05-12 Mobil Oil Corporation Method for feeding an MTG conversion reactor
US4826662A (en) * 1984-12-19 1989-05-02 Mobil Oil Corporation Apparatus for feeding an MTG conversion reactor
JPH0692332B2 (ja) * 1985-07-31 1994-11-16 三菱重工業株式会社 メタノ−ルプラントの加圧蒸留方法
JPH0692333B2 (ja) * 1985-07-31 1994-11-16 三菱重工業株式会社 メタノ−ルプラントの加圧蒸留法
JPS6242940A (ja) * 1985-08-16 1987-02-24 Mitsubishi Gas Chem Co Inc メタノ−ルの精製方法
US4824527A (en) * 1986-06-10 1989-04-25 Erickson Donald C Nested enrichment cascade distillation of unequal mixtures
IT1206774B (it) * 1987-04-02 1989-05-03 Snam Progetti Procedimento per la disidratazione di una miscela di metanolo e alcoli superiori.
IT1256062B (it) * 1992-11-20 1995-11-23 Snam Progetti Procedimento per l'ottenimento di correnti di metanolo, etanolo, n-propanolo,isobutanolo,utilizzabili soprattutto nella preparazione diprodotti alto ottanici, da miscele contenenti detti alcoli con acqua ed altri composti bassobollenti e altobollenti
US5346593A (en) * 1993-06-18 1994-09-13 The M. W. Kellogg Company Intermediate reboiler for a methanol plant
JPH07258136A (ja) * 1994-02-28 1995-10-09 Texaco Dev Corp 複数段蒸留におけるエネルギー保存方法
US5718810A (en) * 1996-03-19 1998-02-17 The Dow Chemical Company Methanol recovery using extractive distillation
JP4773641B2 (ja) * 2001-07-19 2011-09-14 三菱重工業株式会社 メタノールの製造方法
EP2168938A1 (fr) * 2008-09-24 2010-03-31 Methanol Casale S.A. Procédé et installation pour la production de méthanol avec une section de distillation améliorée
DE102009027404A1 (de) 2009-07-01 2011-01-05 Evonik Oxeno Gmbh Herstellung von Isobuten durch Spaltung von MTBE
KR101172422B1 (ko) * 2009-12-11 2012-08-08 에스케이씨 주식회사 폐열 회수 시스템
EP2617479A1 (fr) 2012-01-23 2013-07-24 Methanol Casale SA Procédé et appareil pour la distillation de méthanol avec récupération de chaleur
EP2617478A1 (fr) 2012-01-23 2013-07-24 Methanol Casale SA Procédé et appareil pour distiller une solution de méthanol avec récupération d'énergie
EP3214062B1 (fr) * 2014-10-31 2020-01-08 LG Chem, Ltd. Procédé de distillation pour la séparation de n-butanal et iso-butanal
EP3205387A1 (fr) 2016-02-15 2017-08-16 Johannes August Lercher Préparation et utilisation de membranes zéolitiques pour l'élimination sélective de l'eau
WO2019038627A1 (fr) * 2017-08-23 2019-02-28 Sabic Global Technologies B.V. Système et procédé de récupération de méthanol
JP6444555B1 (ja) * 2018-03-30 2018-12-26 住友化学株式会社 分離方法、及び、これを用いたイソブチレンの製造方法
EP3578538A1 (fr) 2018-06-08 2019-12-11 Casale Sa Procédé de modernisation d'une installation de distillation de méthanol
US11827579B2 (en) 2019-03-28 2023-11-28 ExxonMobil Technology and Engineering Company Processes for converting benzene and/or toluene via methylation
CN113574037A (zh) 2019-03-28 2021-10-29 埃克森美孚化学专利公司 用于经由甲基化转化苯和/或甲苯的方法和系统
WO2020197893A1 (fr) 2019-03-28 2020-10-01 Exxonmobil Chemical Patents Inc. Procédés de conversion de benzène et/ou de toluène par méthylation
CN111359248A (zh) * 2020-03-31 2020-07-03 龙岩卓越新能源股份有限公司 生物柴油连续生产中过热甲醇气的生产方法
EP3932897B1 (fr) 2020-06-29 2024-02-21 Topsoe A/S Procédé et appareil de distillation de méthanol
CN112973169A (zh) * 2021-02-23 2021-06-18 陆鹤霄 一种复合式甲醇蒸发器
CN118159511A (zh) 2021-10-12 2024-06-07 埃克森美孚化学专利公司 生产二甲苯产物的分段烷基化
CN118103139A (zh) 2021-10-12 2024-05-28 埃克森美孚化学专利公司 用于生产富含邻二甲苯的二甲苯产物的催化剂和方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2152164A (en) * 1935-05-13 1939-03-28 Theodore O Wentworth Distillation process
US2115401A (en) * 1935-06-26 1938-04-26 Standard Oil Co California Method of distillation
US3230156A (en) * 1961-09-08 1966-01-18 Chemical Construction Corp Purification of synthetic methanol by plural stage distillation
US3254024A (en) * 1965-03-03 1966-05-31 Halcon International Inc Process for separating c8-aromatic hydrocarbons by series column distillation
US3406100A (en) * 1966-12-16 1968-10-15 Chemical Construction Corp Purification of synthetic methanol by extractive distillation and subsequent distillation with plural side stream purges
US3391064A (en) * 1967-08-28 1968-07-02 Du Pont Methanol refining
US3597465A (en) * 1968-03-04 1971-08-03 Chemical Construction Corp Production of synthetic methanol
US3568457A (en) * 1969-03-05 1971-03-09 Universal Oil Prod Co Separation of propane and propylene by distillation
GB1373159A (en) * 1972-08-29 1974-11-06 Ici Ltd Methanol

Also Published As

Publication number Publication date
IT7820506A0 (it) 1978-02-21
IT1094158B (it) 1985-07-26
JPS53112803A (en) 1978-10-02
NL7802239A (nl) 1978-09-13
FR2383149B1 (fr) 1984-03-09
DE2808025A1 (de) 1978-09-28
CA1110994A (fr) 1981-10-20
FR2383149A1 (fr) 1978-10-06
US4210495A (en) 1980-07-01

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