ZA921058B - Separation process - Google Patents

Separation process

Info

Publication number
ZA921058B
ZA921058B ZA921058A ZA921058A ZA921058B ZA 921058 B ZA921058 B ZA 921058B ZA 921058 A ZA921058 A ZA 921058A ZA 921058 A ZA921058 A ZA 921058A ZA 921058 B ZA921058 B ZA 921058B
Authority
ZA
South Africa
Prior art keywords
separation process
separation
Prior art date
Application number
ZA921058A
Other languages
English (en)
Inventor
Stephen John Adams
John Adams Stephen
Andrew Mark Taylor
Mark Taylor Andrew
Original Assignee
Ici Plc
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
Application filed by Ici Plc filed Critical Ici Plc
Publication of ZA921058B publication Critical patent/ZA921058B/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • C07C17/383—Separation; Purification; Stabilisation; Use of additives 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
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C17/00—Preparation of halogenated hydrocarbons
    • C07C17/38—Separation; Purification; Stabilisation; Use of additives
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • 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
ZA921058A 1991-03-14 1992-02-13 Separation process ZA921058B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919105407A GB9105407D0 (en) 1991-03-14 1991-03-14 Separation process

Publications (1)

Publication Number Publication Date
ZA921058B true ZA921058B (en) 1992-11-25

Family

ID=10691567

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA921058A ZA921058B (en) 1991-03-14 1992-02-13 Separation process

Country Status (13)

Country Link
US (1) US5211817A (xx)
EP (1) EP0503771B1 (xx)
JP (1) JPH0578267A (xx)
KR (1) KR920017686A (xx)
CN (1) CN1064859A (xx)
AU (1) AU652219B2 (xx)
CA (1) CA2062013A1 (xx)
DE (1) DE69213515T2 (xx)
ES (1) ES2091402T3 (xx)
GB (2) GB9105407D0 (xx)
IE (1) IE920438A1 (xx)
MY (1) MY106806A (xx)
ZA (1) ZA921058B (xx)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5401430A (en) * 1991-04-15 1995-03-28 Daikin Industries, Ltd. Azeotropic mixture of hydrogen fluoride and 1,1,1-trifluoro-2-chloroethane
US6676809B1 (en) * 1992-02-07 2004-01-13 Daikin Industries Ltd. Process for removal of hydrogen fluoride
ES2118949T3 (es) * 1992-04-13 1998-10-01 Daikin Ind Ltd Procedimiento de extraccion de fluoruro de hidrogeno.
JP3163831B2 (ja) * 1993-04-06 2001-05-08 ダイキン工業株式会社 １，１−ジフルオロエタンとフッ化水素の共沸混合物および１，１−ジフルオロエタンまたはフッ化水素の回収方法
US5421964A (en) * 1993-04-30 1995-06-06 E. I. Du Pont De Nemours And Company Process for separating HCl and halocarbons
JPH09501400A (ja) * 1993-04-30 1997-02-10 イー・アイ・デュポン・ドゥ・ヌムール・アンド・カンパニー 共沸および共沸様組成物並びにＨＣ▲ｌ▼とハロカーボンとを分離するための方法
US6077819A (en) * 1993-11-01 2000-06-20 E. I. Du Pont De Nemours And Company Azeotropes of chlorofluoroethanes of the formula CF3 CC12+x ub. F.s1-x with HF and manufacturing processes therewith
US5545778A (en) * 1994-05-25 1996-08-13 Alliedsignal Inc. Single stage process for producing hydrofluorocarbons from perchloroethylene
US5718807A (en) * 1994-09-20 1998-02-17 E. I. Du Pont De Nemours And Company Purification process for hexafluoroethane products
JP3873289B2 (ja) * 1994-10-07 2007-01-24 ダイキン工業株式会社 ペンタフルオロエタンの分離方法およびそれを利用するペンタフルオロエタンの製造方法
KR100517576B1 (ko) 1995-08-01 2005-12-21 이.아이,듀우판드네모아앤드캄파니 할로카본의제조방법,선택된화합물및hf함유공비조성물
US6755942B1 (en) * 1995-08-01 2004-06-29 E. I. Du Pont De Nemours And Company Process for the manufacture of halocarbons and selected compounds and azeotropes with HF
JP2933014B2 (ja) * 1996-01-23 1999-08-09 ダイキン工業株式会社 ペンタフルオロプロパンとフッ化水素の共沸混合物およびペンタフルオロプロパンの分離精製方法
US5632966A (en) * 1996-03-07 1997-05-27 Alliedsignal Inc. Process for hydrogen fluoride separation
US5766483A (en) * 1996-05-10 1998-06-16 Alliedsignal Inc. Process for hydrogen fluoride separation
US5895639A (en) * 1996-07-03 1999-04-20 Alliedsignal Inc. Separation of hydrogen fluoride from a fluorocarbon/hydrogen fluoride azeotropic mixture by sulfuric acid
US5948381A (en) * 1996-07-03 1999-09-07 Alliedsignal Inc. Process for separating fluorocarbon compounds
US5800682A (en) * 1996-10-08 1998-09-01 Alliedsignal Inc. Process for the production of difluoromethane
FR2759078B1 (fr) * 1997-02-04 1999-03-05 Atochem Elf Sa Purification du chlorotetrafluoroethane par distillation extractive
US7371363B2 (en) * 2003-07-15 2008-05-13 Honeywell International Inc. Methods of purifying hydrogen fluoride
US20050077501A1 (en) * 2003-10-14 2005-04-14 Honeywell International, Inc. Azeotrope-like compositions of trifluoroethane and hydrogen fluoride
US7608574B2 (en) * 2006-08-17 2009-10-27 Honeywell International Inc. Azeotropic or azeotropic-like compositions of 1,1,1-trifuoroethane and 1-chloro-2,2,2-trifluoroethane
US8845921B2 (en) 2008-04-09 2014-09-30 Honeywell International Inc. Separation of close boiling compounds by addition of a third compound
US8252965B2 (en) * 2008-08-22 2012-08-28 Honeywell International Inc. Method for separating halocarbons
US8075742B2 (en) 2009-02-27 2011-12-13 Midwest Refrigerants, Llc Apparatus and process for the separation and purification of ideal and non-ideal refrigerant mixtures
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
US8043574B1 (en) 2011-04-12 2011-10-25 Midwest Refrigerants, Llc Apparatus for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
US8128902B2 (en) 2011-04-12 2012-03-06 Midwest Refrigerants, Llc Method for the synthesis of anhydrous hydrogen halide and anhydrous carbon dioxide
CN102345848B (zh) * 2011-06-30 2014-01-29 神华集团有限责任公司 适用于煤基甲醇制丙烯工艺的提高工艺蒸汽塔负荷的方法及系统
US8834830B2 (en) 2012-09-07 2014-09-16 Midwest Inorganics LLC Method for the preparation of anhydrous hydrogen halides, inorganic substances and/or inorganic hydrides by using as reactants inorganic halides and reducing agents
US9919238B2 (en) * 2013-07-18 2018-03-20 Lg Chem, Ltd. Distillation apparatus
CN108236789B (zh) * 2016-12-27 2021-03-09 中国石油天然气股份有限公司 精馏装置及对pmma原料进行精制的方法
CN109250688B (zh) * 2018-10-17 2020-03-24 杨松 一种制备氟化氢循环流化床脱气装置
JP6904374B2 (ja) * 2019-03-28 2021-07-14 ダイキン工業株式会社 １，１，２−トリクロロエタン、トランス−１，２−ジクロロエチレン又はシス−１，２−ジクロロエチレンと、フッ化水素とを含む共沸又は共沸様組成物
MX2022004531A (es) * 2019-10-15 2022-06-14 Univ Kansas Proceso para separar componentes de mezclas azeotrópicas usando líquidos iónicos.

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763022A (en) * 1971-07-09 1973-10-02 Phillips Petroleum Co Condensing fractionator sidestream vapor as reboiler heat source
US4026930A (en) * 1975-07-14 1977-05-31 Phillips Petroleum Company Azeotropic distillation of 1,1,1,3,3,3-hexafluoroisopropyl trifluoroacetate with fluorotrichloromethane
US4299606A (en) * 1976-12-30 1981-11-10 Hooker Chemicals & Plastics Corp. Recovery of HF and HCl from gaseous mixtures thereof
US4166774A (en) * 1977-12-05 1979-09-04 The Standard Oil Company Acrylic acid recovery and purification
US4256541A (en) * 1979-05-29 1981-03-17 National Distillers And Chemical Corp. Production of anydrous alcohol
US4944846A (en) * 1988-08-01 1990-07-31 E. I. Dupont De Nemours And Company Process for the separation of HF via Azeotropic distillation
US4950364A (en) * 1989-05-04 1990-08-21 Pennwalt Corporation Process for the separation of 1,1-dichloro-1-fluoroethane and 1,1,1,3,3-pentafluorobutane
DK0467531T3 (da) * 1990-07-04 1994-10-31 Ici Plc Fremgangsmåde til adskillelse af 1,1,1,2-tetrafluorethan fra blandinger deraf med hydrogenfluorid og/eller 1-chlor-2,2-difluorethylen

Also Published As

Publication number Publication date
ES2091402T3 (es) 1996-11-01
JPH0578267A (ja) 1993-03-30
IE920438A1 (en) 1992-09-23
DE69213515D1 (de) 1996-10-17
GB9202257D0 (en) 1992-03-18
KR920017686A (ko) 1992-10-21
US5211817A (en) 1993-05-18
DE69213515T2 (de) 1997-02-06
AU1086792A (en) 1992-09-17
EP0503771A1 (en) 1992-09-16
GB9105407D0 (en) 1991-05-01
CN1064859A (zh) 1992-09-30
AU652219B2 (en) 1994-08-18
EP0503771B1 (en) 1996-09-11
MY106806A (en) 1995-07-31
CA2062013A1 (en) 1992-09-15

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