FI45550B - - Google Patents

Info

Publication number
FI45550B
FI45550B FI1923/66A FI192366A FI45550B FI 45550 B FI45550 B FI 45550B FI 1923/66 A FI1923/66 A FI 1923/66A FI 192366 A FI192366 A FI 192366A FI 45550 B FI45550 B FI 45550B
Authority
FI
Finland
Application number
FI1923/66A
Other languages
Finnish (fi)
Other versions
FI45550C (fi
Inventor
E Katzschmann
Original Assignee
Chemische Werke Witten Gmbh
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 Chemische Werke Witten Gmbh filed Critical Chemische Werke Witten Gmbh
Application granted granted Critical
Publication of FI45550B publication Critical patent/FI45550B/fi
Publication of FI45550C publication Critical patent/FI45550C/fi

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42Separation; Purification; Stabilisation; Use of additives
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/582Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FI661923A 1965-07-28 1966-07-19 Menetelmä puhtaan tereftaalihapon talteenottamiseksi. FI45550C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEC36516A DE1259326B (de) 1965-07-28 1965-07-28 Verfahren zur Gewinnung reiner Terephthalsaeure
DEC0036517 1965-07-28

Publications (2)

Publication Number Publication Date
FI45550B true FI45550B (id) 1972-04-04
FI45550C FI45550C (fi) 1972-07-10

Family

ID=25970100

Family Applications (2)

Application Number Title Priority Date Filing Date
FI661921A FI44386C (fi) 1965-07-28 1966-07-18 Menetelmä puhtaan tereftaalihapon talteenottamiseksi
FI661923A FI45550C (fi) 1965-07-28 1966-07-19 Menetelmä puhtaan tereftaalihapon talteenottamiseksi.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FI661921A FI44386C (fi) 1965-07-28 1966-07-18 Menetelmä puhtaan tereftaalihapon talteenottamiseksi

Country Status (11)

Country Link
BE (1) BE684645A (id)
CH (2) CH466259A (id)
DE (2) DE1259326B (id)
DK (2) DK118234B (id)
ES (1) ES329474A1 (id)
FI (2) FI44386C (id)
FR (1) FR1487936A (id)
GB (1) GB1155589A (id)
LU (1) LU50543A1 (id)
NL (1) NL6609738A (id)
SE (1) SE343850B (id)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2010137C3 (de) * 1970-03-04 1979-07-05 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Herstellung von Terephthalsauredimethylester
US3883584A (en) * 1971-11-25 1975-05-13 Teijin Ltd Process for the preparation of terephthalic acid
DE2804156C2 (de) * 1977-01-31 1982-04-08 Teijin Ltd., Osaka Verfahren zur Herstellung von Terephthalsäure
ES2104512B1 (es) * 1995-09-21 1998-07-01 Interquisa Procedimiento industrial para la fabricacion de acidos carboxilicos aromaticos.

Also Published As

Publication number Publication date
FI44386C (fi) 1971-11-10
DK118234B (da) 1970-07-27
NL6609738A (id) 1967-01-30
FI45550C (fi) 1972-07-10
FI44386B (id) 1971-08-02
DE1251735B (de) 1967-10-12
ES329474A1 (es) 1967-05-16
FR1487936A (fr) 1967-07-07
LU50543A1 (id) 1966-04-28
DE1259326B (de) 1968-01-25
BE684645A (id) 1967-01-27
CH466259A (de) 1968-12-15
GB1155589A (en) 1969-06-18
CH539013A (de) 1973-07-15
DK125196B (da) 1973-01-15
SE343850B (id) 1972-03-20

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