BG27881A3 - Method of cobalt regenerating from destilation waste products by the dimethyltereptalate production - Google Patents

Method of cobalt regenerating from destilation waste products by the dimethyltereptalate production

Info

Publication number
BG27881A3
BG27881A3 BG7221725A BG2172572A BG27881A3 BG 27881 A3 BG27881 A3 BG 27881A3 BG 7221725 A BG7221725 A BG 7221725A BG 2172572 A BG2172572 A BG 2172572A BG 27881 A3 BG27881 A3 BG 27881A3
Authority
BG
Bulgaria
Prior art keywords
dimethyltereptalate
destilation
regenerating
cobalt
production
Prior art date
Application number
BG7221725A
Other languages
English (en)
Inventor
Pokorzka
Szelejewski
Original Assignee
Inst Ciezkiej Syntezy Orga
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 Inst Ciezkiej Syntezy Orga filed Critical Inst Ciezkiej Syntezy Orga
Publication of BG27881A3 publication Critical patent/BG27881A3/xx

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C63/00—Compounds having carboxyl groups bound to a carbon atoms of six-membered aromatic rings
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/30—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group
    • C07C67/313—Preparation of carboxylic acid esters by modifying the acid moiety of the ester, such modification not being an introduction of an ester group by introduction of doubly bound oxygen containing functional groups, e.g. carboxyl groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/58—Separation; Purification; Stabilisation; Use of additives by liquid-liquid treatment

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BG7221725A 1971-10-28 1972-10-26 Method of cobalt regenerating from destilation waste products by the dimethyltereptalate production BG27881A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PL15127471A PL70344B1 (de) 1971-10-28 1971-10-28

Publications (1)

Publication Number Publication Date
BG27881A3 true BG27881A3 (en) 1980-01-15

Family

ID=19956062

Family Applications (1)

Application Number Title Priority Date Filing Date
BG7221725A BG27881A3 (en) 1971-10-28 1972-10-26 Method of cobalt regenerating from destilation waste products by the dimethyltereptalate production

Country Status (5)

Country Link
BG (1) BG27881A3 (de)
CS (1) CS168009B2 (de)
DE (1) DE2249605B2 (de)
PL (1) PL70344B1 (de)
RO (1) RO63832A (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4609634A (en) * 1980-03-31 1986-09-02 American Hoechst Corporation High efficiency extraction method for recovering oxidation catalyst material from dimethyl terephthalate esterified oxidate residue and the like
DE3045332C2 (de) * 1980-12-02 1982-11-25 Dynamit Nobel Ag, 5210 Troisdorf Verfahren zur Gewinnung und Wiederverwendung von Schwermetalloxidationskatalysator aus Rückständen im Witten-DMT-Prozeß
US4459365A (en) * 1981-05-29 1984-07-10 Mitsubishi Gas Chemical Company, Inc. Method of recovering a catalytic metal

Also Published As

Publication number Publication date
CS168009B2 (de) 1976-05-28
RO63832A (fr) 1978-12-15
DE2249605B2 (de) 1977-02-03
DE2249605A1 (de) 1973-05-10
PL70344B1 (de) 1974-02-28

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