ES523055A0 - "un procedimiento para el desplazamiento de la fase liquida a la fase gaseosa del exceso de amoniaco contenido en soluciones acuosas de urea" - Google Patents

"un procedimiento para el desplazamiento de la fase liquida a la fase gaseosa del exceso de amoniaco contenido en soluciones acuosas de urea"

Info

Publication number
ES523055A0
ES523055A0 ES523055A ES523055A ES523055A0 ES 523055 A0 ES523055 A0 ES 523055A0 ES 523055 A ES523055 A ES 523055A ES 523055 A ES523055 A ES 523055A ES 523055 A0 ES523055 A0 ES 523055A0
Authority
ES
Spain
Prior art keywords
urea
excess
displacement
procedure
aqueous solutions
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.)
Granted
Application number
ES523055A
Other languages
English (en)
Other versions
ES8407468A1 (es
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.)
Montedison SpA
Original Assignee
Montedison 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11186667&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ES523055(A0) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of ES523055A0 publication Critical patent/ES523055A0/es
Publication of ES8407468A1 publication Critical patent/ES8407468A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/02—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds
    • C07C273/04—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of urea, its salts, complexes or addition compounds from carbon dioxide and ammonia
    • Y—GENERAL 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00—Technologies relating to chemical industry
    • Y02P20/141—Feedstock

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
ES523055A 1982-06-08 1983-06-07 "un procedimiento para el desplazamiento de la fase liquida a la fase gaseosa del exceso de amoniaco contenido en soluciones acuosas de urea" Expired ES8407468A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8221774A IT1212524B (it) 1982-06-08 1982-06-08 Procedimento perfezionato per il trasferimento, dalla fase liquida alla fase gassosa, dell'ammoniaca in eccesso contenuta in soluzioni acquose di urea.

Publications (2)

Publication Number Publication Date
ES523055A0 true ES523055A0 (es) 1984-10-01
ES8407468A1 ES8407468A1 (es) 1984-10-01

Family

ID=11186667

Family Applications (1)

Application Number Title Priority Date Filing Date
ES523055A Expired ES8407468A1 (es) 1982-06-08 1983-06-07 "un procedimiento para el desplazamiento de la fase liquida a la fase gaseosa del exceso de amoniaco contenido en soluciones acuosas de urea"

Country Status (9)

Country Link
EP (1) EP0098396B1 (es)
AR (1) AR230985A1 (es)
BR (1) BR8302973A (es)
CA (1) CA1216594A (es)
DE (1) DE3375136D1 (es)
ES (1) ES8407468A1 (es)
IN (1) IN159132B (es)
IT (1) IT1212524B (es)
PT (1) PT76822B (es)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1163783B (it) * 1983-07-14 1987-04-08 Montedison Spa Processo per la produzione di urea con bassi consumi di vapore
DE3565532D1 (en) * 1984-05-19 1988-11-17 Ammonia Casale Sa Process for the preparation of urea
IT1245396B (it) * 1991-03-22 1994-09-20 Snam Progetti Procedimento per la produzione di urea ad elevata efficienza energetica

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013718A (en) * 1970-09-03 1977-03-22 Snam Progetti S.P.A. Integrated process for the production of urea
NO150512C (no) * 1977-05-05 1984-10-31 Montedison Spa Fremgangsmaate ved fremstilling av urea.
GB2089786B (en) * 1980-12-23 1985-02-20 Mitsui Toatsu Chemicals Process for synthesizing urea

Also Published As

Publication number Publication date
CA1216594A (en) 1987-01-13
EP0098396A2 (en) 1984-01-18
PT76822A (en) 1983-07-01
IN159132B (es) 1987-03-28
EP0098396A3 (en) 1984-10-03
IT1212524B (it) 1989-11-30
ES8407468A1 (es) 1984-10-01
DE3375136D1 (en) 1988-02-11
AR230985A1 (es) 1984-08-31
EP0098396B1 (en) 1988-01-07
BR8302973A (pt) 1984-02-07
PT76822B (en) 1986-02-27
IT8221774A0 (it) 1982-06-08

Similar Documents

Publication Publication Date Title
ES509655A0 (es) Aparato para exprimir la fase liquida de una mezcla humeda.
IT1169058B (it) Composizione detergente liquida a basso effetto di irritazione sulla pelle
ES549639A0 (es) Dispositivo osmotico para la administracion controlada de unagente benefico a un ambiente de utilizacion
AR223213A1 (es) Recipiente de reaccion catalitica en fase gaseosa
BR8603198A (pt) Processo para a preparacao de cloreto de metileno por cloracao em fase liquida de cloreto de metila
IL51764A0 (en) System for applying pulsating pressure to the body
ES293516Y (es) Recipiente destinado a contener por lo menos un gas liquido
BR8207942A (pt) Um conjunto para suprir gas a um liquido em um recipiente
ES279842Y (es) Disposicion de recipiente a modo de bolsa para contener un liquido para uso medico o quirurgico
BR7703145A (pt) Processo para a preparacao de isocianatos numa reacao em fase liquida a partir de aminas primarias e carbamatos de halo-silila
ES286163Y (es) Un cabezal capsulador para la aplicacion rotativa de un ta- pon a un recipiente
MX162823B (es) Mejoras a composicion de detergente blanqueadora liquida para lavar ropa
ES523055A0 (es) "un procedimiento para el desplazamiento de la fase liquida a la fase gaseosa del exceso de amoniaco contenido en soluciones acuosas de urea"
ES536759A0 (es) Un circuito oscilador controlado, para usarse especialmente en bucles enganchados en fase
ES2017510B3 (es) Valvula de purgador para evacuar la fase liquida de un fluido bifasico.
BR7502789A (pt) Aperfeicoamento no processo para tratamento de vapor d'agua gerado na concentracao de solucao aquosa de ureia
ES296025Y (es) Dispositivo para atrapar un gas en una fase liquida o liquido-solida
BR7507771A (pt) Processo para a absorsao de amonia liquida ou gasosa em solucoes ou suspensoes de acidos
FR2580595B1 (fr) Attache pour relier le bouchon a la goulotte d'un reservoir
RO83407A (ro) Procedeu pentru recuperarea sulfatului de amoniu din produsul secundar lichid rezultat la calirea efluentului gazos fierbinte de la reactorul de amo0idare a propilenei sau izobutilenei la acrilonitril sau metacrilonitril
ES286707Y (es) Un aparato para rociar un polvo con liquido
BR9103244A (pt) Reservatorio para armazenagem,em fase liquida,de um combustivel normalmente gasoso
IT1155402B (it) Alchilazione di composti ch-acidi in condizioni di catalisi di trasferimento di fase gas-liquido
GB1550104A (en) Basically alkylated dithioalicylic acid amides processes for their preparation and their use as medicaments
JPS52148615A (en) Aqueous biologically active solution

Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 20020304