DK159437C - Fremgangsmaade til kontinuerlig udvinding af maleinsyreanhydrid fra procesgasser - Google Patents

Fremgangsmaade til kontinuerlig udvinding af maleinsyreanhydrid fra procesgasser

Info

Publication number
DK159437C
DK159437C DK121180A DK121180A DK159437C DK 159437 C DK159437 C DK 159437C DK 121180 A DK121180 A DK 121180A DK 121180 A DK121180 A DK 121180A DK 159437 C DK159437 C DK 159437C
Authority
DK
Denmark
Prior art keywords
acid
procedure
process gas
continuous extraction
ester
Prior art date
Application number
DK121180A
Other languages
Danish (da)
English (en)
Other versions
DK121180A (da
DK159437B (da
Inventor
Amleto Neri
Sergio Sanchioni
Original Assignee
Alusuisse Italia Spa
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 Alusuisse Italia Spa filed Critical Alusuisse Italia Spa
Publication of DK121180A publication Critical patent/DK121180A/da
Publication of DK159437B publication Critical patent/DK159437B/da
Application granted granted Critical
Publication of DK159437C publication Critical patent/DK159437C/da

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/54—Preparation of carboxylic acid anhydrides
    • C07C51/573—Separation; Purification; Stabilisation; Use of additives

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)
  • Furan Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Treating Waste Gases (AREA)
  • Sampling And Sample Adjustment (AREA)
DK121180A 1979-03-21 1980-03-20 Fremgangsmaade til kontinuerlig udvinding af maleinsyreanhydrid fra procesgasser DK159437C (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT48436/79A IT1163975B (it) 1979-03-21 1979-03-21 Procedimento per separare in modo continuo anidride maleica da gas di processo
IT4843679 1979-03-21

Publications (3)

Publication Number Publication Date
DK121180A DK121180A (da) 1980-09-22
DK159437B DK159437B (da) 1990-10-15
DK159437C true DK159437C (da) 1991-03-18

Family

ID=11266526

Family Applications (1)

Application Number Title Priority Date Filing Date
DK121180A DK159437C (da) 1979-03-21 1980-03-20 Fremgangsmaade til kontinuerlig udvinding af maleinsyreanhydrid fra procesgasser

Country Status (13)

Country Link
US (1) US4314946A (fr)
EP (1) EP0019046B1 (fr)
JP (1) JPS55127383A (fr)
AT (1) ATE4314T1 (fr)
BR (1) BR8001667A (fr)
CA (1) CA1137096A (fr)
DE (1) DE3064356D1 (fr)
DK (1) DK159437C (fr)
ES (1) ES8103013A1 (fr)
IE (1) IE49536B1 (fr)
IL (1) IL59573A0 (fr)
IT (1) IT1163975B (fr)
ZA (1) ZA801247B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1273980B (it) * 1993-02-08 1997-07-14 Sisas Spa Procedimento ed impianto per la purificazione di anidride maleica grezza recuperata da miscele di reazione gassose
US5670660A (en) * 1994-12-06 1997-09-23 Cook Composites And Polymers Co. Process for collecting airborne anhydrides
CN101531650B (zh) * 2009-03-19 2010-04-21 江苏钟腾化工有限公司 一种从含顺酐气体中回收顺酐的部分冷凝工艺
US8901321B2 (en) 2010-12-13 2014-12-02 Conser Spa Process for recovery of maleic anhydride by using organic solvent
CN105111171B (zh) * 2015-09-09 2017-11-07 淄博齐翔腾达化工股份有限公司 以六氢化邻苯二甲酸二异丁酯为溶剂回收顺酐的工艺
EP3320963A1 (fr) * 2016-11-15 2018-05-16 Basf Se Procédé pour enlever un hydrocarbure aromatique d'un flux de gaz
CN108863791B (zh) * 2018-08-17 2023-12-01 淄博齐翔腾达化工股份有限公司 顺酐回收用溶剂再生装置及其工艺方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH170081A (de) * 1933-01-30 1934-06-30 Nat Aniline & Chem Co Inc Verfahren zur Gewinnung des Anhydrids einer organischen Polycarbonsäure aus einem dasselbe enthaltenden Gasgemisch.
US2574644A (en) * 1948-07-06 1951-11-13 Chempatents Inc Recovery of polycarboxylic acid anhydrides
FR1386278A (fr) * 1963-10-23 1965-01-22 Distillers Co Yeast Ltd Séparation des acides carbo-oxyliques
BE792879A (fr) * 1971-12-17 1973-03-30 Chevron Res Procede d'isolement de l'anhydride maleique
US3891680A (en) * 1972-11-29 1975-06-24 Chevron Res Maleic anhydride recovery using nonaqueous medium
US3850758A (en) * 1973-07-02 1974-11-26 Allied Chem Purification of crude maleic anhydride by treatment with dimethylbenzophenone
FR2264812B1 (fr) * 1974-03-18 1978-10-20 Chevron Res
JPS52136927A (en) * 1976-05-12 1977-11-16 Asahi Denka Kogyo Kk Perfume composition
US4118403A (en) * 1976-11-18 1978-10-03 Monsanto Company Recovery of maleic anhydride

Also Published As

Publication number Publication date
BR8001667A (pt) 1980-11-18
ES489723A0 (es) 1981-02-16
IE49536B1 (en) 1985-10-30
IL59573A0 (en) 1980-06-30
DK121180A (da) 1980-09-22
DE3064356D1 (en) 1983-09-01
EP0019046B1 (fr) 1983-07-27
JPS55127383A (en) 1980-10-02
CA1137096A (fr) 1982-12-07
IT7948436A0 (it) 1979-03-21
EP0019046A1 (fr) 1980-11-26
ES8103013A1 (es) 1981-02-16
US4314946A (en) 1982-02-09
ATE4314T1 (de) 1983-08-15
DK159437B (da) 1990-10-15
ZA801247B (en) 1981-03-25
IE800432L (en) 1980-09-21
JPH0125747B2 (fr) 1989-05-19
IT1163975B (it) 1987-04-08

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