FR2523968B1 - Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion - Google Patents

Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion

Info

Publication number
FR2523968B1
FR2523968B1 FR828204960A FR8204960A FR2523968B1 FR 2523968 B1 FR2523968 B1 FR 2523968B1 FR 828204960 A FR828204960 A FR 828204960A FR 8204960 A FR8204960 A FR 8204960A FR 2523968 B1 FR2523968 B1 FR 2523968B1
Authority
FR
France
Prior art keywords
urea
improvement
heating
manufacturing process
cyanuric acid
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
FR828204960A
Other languages
English (en)
Other versions
FR2523968A1 (fr
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.)
Orkem SA
Original Assignee
Chimique des Charbonnages 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 Chimique des Charbonnages SA filed Critical Chimique des Charbonnages SA
Priority to FR828204960A priority Critical patent/FR2523968B1/fr
Priority to US06/432,872 priority patent/US4455423A/en
Priority to ES520763A priority patent/ES520763A0/es
Priority to BE0/210385A priority patent/BE896250A/fr
Priority to IT20271/83A priority patent/IT1160758B/it
Publication of FR2523968A1 publication Critical patent/FR2523968A1/fr
Application granted granted Critical
Publication of FR2523968B1 publication Critical patent/FR2523968B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/30—Only oxygen atoms
    • C07D251/32—Cyanuric acid; Isocyanuric acid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
FR828204960A 1982-03-24 1982-03-24 Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion Expired FR2523968B1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR828204960A FR2523968B1 (fr) 1982-03-24 1982-03-24 Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion
US06/432,872 US4455423A (en) 1982-03-24 1982-10-05 Process for the manufacture of cyanuric acid by heating urea at a temperature above its melting point
ES520763A ES520763A0 (es) 1982-03-24 1983-03-18 Perfeccionamientos en un procedimiento de fabricacion de acido cianurico a partir de urea.
BE0/210385A BE896250A (fr) 1982-03-24 1983-03-23 Procede de fabrication de l'acide cyanurique et produit ainsi obtenu
IT20271/83A IT1160758B (it) 1982-03-24 1983-03-24 Perfezionamento al procedimento di fabbricazione dell'acido cianurico mediante riscaldamento dell'urea ad una temperatura superiore alla sua temperatura di fusione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR828204960A FR2523968B1 (fr) 1982-03-24 1982-03-24 Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion

Publications (2)

Publication Number Publication Date
FR2523968A1 FR2523968A1 (fr) 1983-09-30
FR2523968B1 true FR2523968B1 (fr) 1985-07-26

Family

ID=9272313

Family Applications (1)

Application Number Title Priority Date Filing Date
FR828204960A Expired FR2523968B1 (fr) 1982-03-24 1982-03-24 Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion

Country Status (5)

Country Link
US (1) US4455423A (fr)
BE (1) BE896250A (fr)
ES (1) ES520763A0 (fr)
FR (1) FR2523968B1 (fr)
IT (1) IT1160758B (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3404873A1 (de) * 1984-02-11 1985-08-14 Hoechst Ag, 6230 Frankfurt Verfahren zur herstellung von cyanursaeure
ES2103679B1 (es) * 1995-03-10 1998-07-01 Inquide S A Proceso e instalacion para la obtencion de acido cianurico de elevada pureza.
CN111848530A (zh) * 2020-08-03 2020-10-30 山东兴达化工有限公司 一种节能低污染的氰尿酸制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1183672A (fr) * 1956-10-08 1959-07-10 Fmc Corp Procédé de fabrication de l'acide cyanurique en granules et produit conforme à celui obtenu
US3236845A (en) * 1963-04-26 1966-02-22 Grace W R & Co Production of cyanuric acid from urea
FR1346599A (fr) * 1963-01-11 1963-12-20 Monsanto Chemicals Procédé perfectionné de préparation d'acide cyanurique
NO129437B (fr) * 1970-04-27 1974-04-16 Stord Bartz Industri As
NO122742B (fr) * 1970-05-16 1971-08-02 Stord Bartz Industri As
JPS5341676B2 (fr) * 1973-10-05 1978-11-06

Also Published As

Publication number Publication date
US4455423A (en) 1984-06-19
FR2523968A1 (fr) 1983-09-30
ES8401757A1 (es) 1984-01-01
IT1160758B (it) 1987-03-11
IT8320271A0 (it) 1983-03-24
BE896250A (fr) 1983-09-23
ES520763A0 (es) 1984-01-01

Similar Documents

Publication Publication Date Title
MX164158B (es) Recuperacion de calor a partir de acido sulfurico concentrado
FR2494595B1 (fr) Procede pour la fusion de verre avec des emissions de nox reduites
MA20565A1 (fr) Procede de recuperation de chaleur a partir d'acide sulfurique concentre
FR2498609B1 (fr) Terpolymeres de l'ethylene, leur procede de fabrication et leur application a la fabrication de films
MX164269B (es) Fusion eficiente termicamente para fabricar vidrio
BE877611A (fr) Procede de fabrication d'un projectile a culot et projectile a culot realise par ce procede
FR2734188B1 (fr) Procede de fabrication de pieces monocristallines
BE889810A (fr) Procede pour la fabrication d'echangeurs de chaleur a elements cintres et echangeur obtenu selon ce procede
FR2586254B1 (fr) Procede de fabrication de briquettes de chauffage
FR2505650B1 (fr) Procede de fabrication d'une prothese et prothese fabriquee selon ce procede
FR2434780B1 (fr) Procede de production d'ammoniac
BE881720A (fr) Procede de fabrication de l'acier
FR2521593B1 (fr) Agent d'affinage de metal en fusion et procede de production de cet agent
FR2523968B1 (fr) Perfectionnement au procede de fabrication de l'acide cyanurique par chauffage de l'uree a une temperature superieure a sa temperature de fusion
BE860018A (fr) Procede de fabrication d'echangeurs de chaleur
GB2083018B (en) Preheating particulate materials by indirect heat exchange prior to melting
FR2527448B1 (fr) Procede de production d'interferon
FR2526366B1 (fr) Procede de fabrication de panneaux agglomeres
BE895962A (fr) Procede de fabrication d'alliages de silicum-aluminium
FR2560973B1 (fr) Procede pour le transport de chaleur dans les habitations
FR2501527B1 (fr) Procede de production de granules de sulfate d'ammonium a l'aide d'une solution concentree de sulfate d'ammonium
FR2629082B1 (fr) Procede de production directe d'octogene beta cristallin a partir de sa solution dans de l'acide nitrique
FR2532567B1 (fr) Procede de fabrication d'un echangeur de chaleur et echangeur de chaleur obtenu par ce procede
MX159016A (es) Mejoras a horno de fusion con recuperadores de calor,empleado en la fabricacion de vidrio
FR2541826B1 (fr) Procede de fabrication d'une cavite hyperfrequence et cavite obtenue par ce procede

Legal Events

Date Code Title Description
ST Notification of lapse