CA939390A - Production of pure p-xylene - Google Patents

Production of pure p-xylene

Info

Publication number
CA939390A
CA939390A CA094,446A CA94446A CA939390A CA 939390 A CA939390 A CA 939390A CA 94446 A CA94446 A CA 94446A CA 939390 A CA939390 A CA 939390A
Authority
CA
Canada
Prior art keywords
xylene
pure
production
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
CA094,446A
Other languages
English (en)
Inventor
Friedrich Kramer
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.)
Fried Krupp AG
Original Assignee
Fried Krupp AG
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 Fried Krupp AG filed Critical Fried Krupp AG
Application granted granted Critical
Publication of CA939390A publication Critical patent/CA939390A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D9/00—Crystallisation
    • B01D9/0004—Crystallisation cooling by heat exchange
    • 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
    • C07C7/14—Purification; Separation; Use of additives by crystallisation; Purification or separation of the crystals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Water Supply & Treatment (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
CA094,446A 1969-10-01 1970-09-30 Production of pure p-xylene Expired CA939390A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19691949446 DE1949446A1 (de) 1969-10-01 1969-10-01 Verfahren zur Gewinnung von reinem p-Xylol

Publications (1)

Publication Number Publication Date
CA939390A true CA939390A (en) 1974-01-01

Family

ID=5746994

Family Applications (1)

Application Number Title Priority Date Filing Date
CA094,446A Expired CA939390A (en) 1969-10-01 1970-09-30 Production of pure p-xylene

Country Status (14)

Country Link
US (1) US3723558A (cs)
JP (1) JPS4924051B1 (cs)
AT (1) AT302270B (cs)
BE (1) BE756734A (cs)
CA (1) CA939390A (cs)
DE (1) DE1949446A1 (cs)
ES (1) ES384092A1 (cs)
FR (1) FR2068222A5 (cs)
NL (1) NL7014114A (cs)
PL (1) PL81078B1 (cs)
RO (1) RO69112A (cs)
SU (1) SU416935A3 (cs)
TR (1) TR17063A (cs)
ZA (1) ZA706621B (cs)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS539311B2 (cs) * 1972-04-20 1978-04-05
US5004860A (en) * 1986-07-28 1991-04-02 Amoco Corporation Filter system
US5498822A (en) * 1994-04-04 1996-03-12 Mobil Oil Corporation Single temperature stage crystallization of paraxylene
FR2728894A1 (fr) * 1994-12-29 1996-07-05 Inst Francais Du Petrole Procede de separation de paraxylene comportant au moins deux etages de cristallisation a haute temperature
US5971907A (en) * 1998-05-19 1999-10-26 Bp Amoco Corporation Continuous centrifugal separator with tapered internal feed distributor
US8530716B2 (en) * 2008-08-14 2013-09-10 Bp Corporation North America Inc. Melt-crystallization separation and purification process

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2931841A (en) * 1954-05-20 1960-04-05 Phillips Petroleum Co Fractional crystallization process
US2820070A (en) * 1957-02-28 1958-01-14 Exxon Research Engineering Co Method for recovering paraxylene
NL237024A (cs) * 1958-03-12
NL125644C (cs) * 1961-05-22

Also Published As

Publication number Publication date
US3723558A (en) 1973-03-27
AT302270B (de) 1972-10-10
ES384092A1 (es) 1973-05-01
PL81078B1 (cs) 1975-08-30
SU416935A3 (ru) 1974-02-25
JPS4924051B1 (cs) 1974-06-20
BE756734A (fr) 1971-03-01
TR17063A (tr) 1974-04-25
ZA706621B (en) 1971-07-28
DE1949446A1 (de) 1972-02-03
FR2068222A5 (cs) 1971-08-20
RO69112A (ro) 1981-11-24
NL7014114A (cs) 1971-04-05

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