GB987098A - Producing and recovering para- and ortho-xylenes - Google Patents

Producing and recovering para- and ortho-xylenes

Info

Publication number
GB987098A
GB987098A GB2189161A GB2189161A GB987098A GB 987098 A GB987098 A GB 987098A GB 2189161 A GB2189161 A GB 2189161A GB 2189161 A GB2189161 A GB 2189161A GB 987098 A GB987098 A GB 987098A
Authority
GB
United Kingdom
Prior art keywords
xylene
crystallization
para
ortho
xylenes
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
Application number
GB2189161A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Halcon International Inc
Original Assignee
Halcon International Inc
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 Halcon International Inc filed Critical Halcon International Inc
Publication of GB987098A publication Critical patent/GB987098A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C15/00—Cyclic hydrocarbons containing only six-membered aromatic rings as cyclic parts
    • C07C15/02—Monocyclic hydrocarbons
    • C07C15/067—C8H10 hydrocarbons
    • C07C15/08—Xylenes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0059—General arrangements of crystallisation plant, e.g. flow sheets
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/005—Processes comprising at least two steps in series
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/04—Purification; Separation; Use of additives by distillation
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C7/00—Purification; Separation; Use of additives
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
GB2189161A 1960-06-17 1961-06-16 Producing and recovering para- and ortho-xylenes Expired GB987098A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3681060A 1960-06-17 1960-06-17

Publications (1)

Publication Number Publication Date
GB987098A true GB987098A (en) 1965-03-24

Family

ID=21890778

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2189161A Expired GB987098A (en) 1960-06-17 1961-06-16 Producing and recovering para- and ortho-xylenes

Country Status (6)

Country Link
BE (1) BE604913A (US07655746-20100202-C00011.png)
CH (1) CH405256A (US07655746-20100202-C00011.png)
DE (1) DE1443105A1 (US07655746-20100202-C00011.png)
ES (1) ES268290A1 (US07655746-20100202-C00011.png)
GB (1) GB987098A (US07655746-20100202-C00011.png)
NL (1) NL266017A (US07655746-20100202-C00011.png)

Also Published As

Publication number Publication date
DE1443105A1 (de) 1968-10-24
ES268290A1 (es) 1961-11-16
NL266017A (US07655746-20100202-C00011.png)
BE604913A (US07655746-20100202-C00011.png)
CH405256A (fr) 1966-01-15

Similar Documents

Publication Publication Date Title
GB1458713A (en) Process for preparing 2,6-dimethylnaphthalenes
GB987098A (en) Producing and recovering para- and ortho-xylenes
US3220933A (en) Separation of c9 aromatic hydrocarbons
ES381946A1 (es) Procedimiento para la extraccion de hidrocarburos aromati- cos.
US3356593A (en) Separation of metaxylene-paraxylene mixtures by extractive distillation
US2402277A (en) Manufacture of diolefins
US2640804A (en) Purification of substituted aromatic compounds
US2630406A (en) Method of separating hydrocarbons
GB943890A (en) Improvements in or relating to the distillation of c aromatic hydrocarbons
GB1149169A (en) Heat utilization in aromatics fractionation
GB719911A (en) Purifying acrylonitrile by extractive distillation
GB1432690A (en) Process for separating high purity aromatic hydrocarbons from mixtures containing them
US2409390A (en) Process for simultaneously isomerizing and separating cycloparaffins from acyclic paraffins by means of an aluminum halide-hydrocarbon complex
GB996575A (en) Production and separation of para-xylene
US2839591A (en) Preparation of m-and p-diisopropylbenzene by isomerizing dhsopropylbenzenes in the prsence of aluminum chloride
GB1283435A (en) Improved secondary butanol purification process
GB902073A (en) Separation and purification of triethylene diamine
GB787084A (en) Isomerization of xylene
GB762974A (en) Dehydrating alcohols by extractive distillation
DE2425290B2 (de) Verfahren zur Herstellung von Cyclopentadien durch Spaltung von Dicyclopentadien in flüssiger Phase
US3311670A (en) Process for separation of aromatic hydrocarbons
SU137907A1 (ru) Азеотропный метод выделени этилбензола
GB1384948A (en) Method of recovering pure aromatics from mixtures thereof with non- aromatics
GB695501A (en) Improvements in or relating to the extractive distillation of hydrocarbons
GB1010480A (en) Separating trimethyl phosphate