FR2189363A1 - - Google Patents

Info

Publication number
FR2189363A1
FR2189363A1 FR7222372A FR7222372A FR2189363A1 FR 2189363 A1 FR2189363 A1 FR 2189363A1 FR 7222372 A FR7222372 A FR 7222372A FR 7222372 A FR7222372 A FR 7222372A FR 2189363 A1 FR2189363 A1 FR 2189363A1
Authority
FR
France
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.)
Granted
Application number
FR7222372A
Other languages
French (fr)
Other versions
FR2189363B1 (xx
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.)
Rhone Progil SA
Original Assignee
Rhone Progil SA
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 Rhone Progil SA filed Critical Rhone Progil SA
Priority to FR7222372A priority Critical patent/FR2189363B1/fr
Priority to BR4549/73A priority patent/BR7304549D0/pt
Priority to NL7308490A priority patent/NL7308490A/xx
Priority to CA174,423A priority patent/CA998682A/en
Priority to GB2908273A priority patent/GB1396489A/en
Priority to ES416062A priority patent/ES416062A1/es
Priority to BE132478A priority patent/BE801167A/xx
Priority to IT50920/73A priority patent/IT985725B/it
Priority to DE2331391A priority patent/DE2331391C3/de
Priority to JP6969073A priority patent/JPS5320967B2/ja
Priority to AR248684A priority patent/AR194909A1/es
Priority to IN1630/CAL/73A priority patent/IN141271B/en
Publication of FR2189363A1 publication Critical patent/FR2189363A1/fr
Application granted granted Critical
Publication of FR2189363B1 publication Critical patent/FR2189363B1/fr
Expired legal-status Critical Current

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
    • C07C51/16—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/31—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313—Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
    • 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
    • C07C51/56—Preparation of carboxylic acid anhydrides from organic acids, their salts, their esters or their halides, e.g. by carboxylation

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)
FR7222372A 1972-06-21 1972-06-21 Expired FR2189363B1 (xx)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FR7222372A FR2189363B1 (xx) 1972-06-21 1972-06-21
NL7308490A NL7308490A (xx) 1972-06-21 1973-06-19
CA174,423A CA998682A (en) 1972-06-21 1973-06-19 Continuous process for dehydration of maleic acid
GB2908273A GB1396489A (en) 1972-06-21 1973-06-19 Process for the dehydration of maleic acid
ES416062A ES416062A1 (es) 1972-06-21 1973-06-19 Procedimiento para la deshidratacion de acido maleico.
BR4549/73A BR7304549D0 (pt) 1972-06-21 1973-06-19 Processo de pesidratacao do acido maleico
BE132478A BE801167A (fr) 1972-06-21 1973-06-20 Procede continu de deshydratation de l'acide maleique
IT50920/73A IT985725B (it) 1972-06-21 1973-06-20 Procedimento continuo di disidrata zione dell acido maleico
DE2331391A DE2331391C3 (de) 1972-06-21 1973-06-20 Verfahren zur Dehydratisierung von Maleinsäure zu Maleinsäureanhydrid
JP6969073A JPS5320967B2 (xx) 1972-06-21 1973-06-20
AR248684A AR194909A1 (es) 1972-06-21 1973-06-22 Un procedimiento de deshidratacion de acido maleico
IN1630/CAL/73A IN141271B (xx) 1972-06-21 1973-07-11

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7222372A FR2189363B1 (xx) 1972-06-21 1972-06-21

Publications (2)

Publication Number Publication Date
FR2189363A1 true FR2189363A1 (xx) 1974-01-25
FR2189363B1 FR2189363B1 (xx) 1974-10-25

Family

ID=9100556

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7222372A Expired FR2189363B1 (xx) 1972-06-21 1972-06-21

Country Status (12)

Country Link
JP (1) JPS5320967B2 (xx)
AR (1) AR194909A1 (xx)
BE (1) BE801167A (xx)
BR (1) BR7304549D0 (xx)
CA (1) CA998682A (xx)
DE (1) DE2331391C3 (xx)
ES (1) ES416062A1 (xx)
FR (1) FR2189363B1 (xx)
GB (1) GB1396489A (xx)
IN (1) IN141271B (xx)
IT (1) IT985725B (xx)
NL (1) NL7308490A (xx)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH595430A5 (xx) 1976-04-12 1978-02-15 Leon Oudem
FR2484417A1 (fr) * 1980-06-13 1981-12-18 Charbonnages Ste Chimique Procede continu de deshydratation de l'acide maleique et installation pour sa mise en oeuvre

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2832802A (en) * 1954-09-07 1958-04-29 California Spray Chemical Corp Recovery of purified maleic acid
CH488644A (de) * 1967-12-13 1970-04-15 Luwa Ag Verfahren und Vorrichtung zur kontinuierlichen Herstellung von Carbonsäureanhydriden aus mehrbasischen Carbonsäuren
GB1242320A (en) * 1968-01-30 1971-08-11 Ucb Union Chimiqu Chemische Be Process for the dehydration of maleic acid
US3807273A (en) * 1972-05-24 1974-04-30 Sutures Inc Method of making pliable, dyed and braided polyester sutures

Also Published As

Publication number Publication date
IN141271B (xx) 1977-02-12
GB1396489A (en) 1975-06-04
FR2189363B1 (xx) 1974-10-25
DE2331391C3 (de) 1978-05-11
IT985725B (it) 1974-12-20
CA998682A (en) 1976-10-19
BR7304549D0 (pt) 1974-08-29
NL7308490A (xx) 1973-12-27
ES416062A1 (es) 1976-03-01
JPS5320967B2 (xx) 1978-06-29
DE2331391B2 (de) 1977-09-15
DE2331391A1 (de) 1974-01-24
JPS4962411A (xx) 1974-06-17
AR194909A1 (es) 1973-08-24
BE801167A (fr) 1973-12-20

Similar Documents

Publication Publication Date Title
FR2186030A5 (xx)
JPS5521339B2 (xx)
JPS499396U (xx)
FR2189363B1 (xx)
JPS498855U (xx)
JPS4961162A (xx)
JPS5223107Y2 (xx)
JPS4993004U (xx)
CH582720A5 (xx)
CH586906A5 (xx)
CH580978A5 (xx)
CH570279A5 (xx)
CH580483A5 (xx)
CH589131A5 (xx)
CH571122A5 (xx)
CH582987A5 (xx)
CH580067A5 (xx)
CH579558A5 (xx)
CH583021A5 (xx)
CH579521A5 (xx)
CH583584A5 (xx)
CH584771A5 (xx)
CH579259A5 (xx)
CH578307A5 (xx)
CH585258A5 (xx)

Legal Events

Date Code Title Description
ST Notification of lapse