IT981191B - Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure - Google Patents

Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure

Info

Publication number
IT981191B
IT981191B IT21300/73A IT2130073A IT981191B IT 981191 B IT981191 B IT 981191B IT 21300/73 A IT21300/73 A IT 21300/73A IT 2130073 A IT2130073 A IT 2130073A IT 981191 B IT981191 B IT 981191B
Authority
IT
Italy
Prior art keywords
sinte
ure
carbamate
reactor
purification
Prior art date
Application number
IT21300/73A
Other languages
English (en)
Italian (it)
Inventor
U Zardi
V Lagana
Original Assignee
Snam Progetti
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 Snam Progetti filed Critical Snam Progetti
Priority to IT21300/73A priority Critical patent/IT981191B/it
Priority to ZA00741186A priority patent/ZA741186B/xx
Priority to AU65940/74A priority patent/AU481079B2/en
Priority to EG61/74A priority patent/EG11031A/xx
Priority to TR17998A priority patent/TR17998A/xx
Priority to FR7406822A priority patent/FR2220516B1/fr
Priority to MW8/74*UA priority patent/MW874A1/xx
Priority to AR252612A priority patent/AR200429A1/es
Priority to BR1582/74A priority patent/BR7401582D0/pt
Priority to RO7477908A priority patent/RO69510A/fr
Priority to JP49024872A priority patent/JPS49124029A/ja
Priority to IE00465/74A priority patent/IE38973B1/xx
Priority to BE141648A priority patent/BE811880A/fr
Priority to ZM42/74A priority patent/ZM4274A1/xx
Priority to NL7403054A priority patent/NL7403054A/xx
Priority to GB1015374A priority patent/GB1402249A/en
Priority to CH317174A priority patent/CH603565A5/xx
Priority to SE7402993A priority patent/SE386145B/xx
Priority to DD176982A priority patent/DD112752A5/xx
Priority to DK125174A priority patent/DK144008C/da
Priority to CA194,352A priority patent/CA1022103A/fr
Priority to AT189874A priority patent/AT342067B/de
Priority to LU69576A priority patent/LU69576A1/xx
Priority to ES424334A priority patent/ES424334A1/es
Priority to PH15599A priority patent/PH12740A/en
Priority to DE19742411205 priority patent/DE2411205C3/de
Priority to IN592/CAL/74A priority patent/IN139208B/en
Application granted granted Critical
Publication of IT981191B publication Critical patent/IT981191B/it
Priority to JP1981030423U priority patent/JPS56134344U/ja

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
    • C07C273/14—Separation; Purification; Stabilisation; Use of additives
    • C07C273/16—Separation; Purification
    • 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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
IT21300/73A 1973-03-08 1973-03-08 Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure IT981191B (it)

Priority Applications (28)

Application Number Priority Date Filing Date Title
IT21300/73A IT981191B (it) 1973-03-08 1973-03-08 Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure
ZA00741186A ZA741186B (en) 1973-03-08 1974-02-22 Process for the purification of the solutions leaving a urea synthesis reactor from nh2 and carbamate
AU65940/74A AU481079B2 (en) 1973-03-08 1974-02-25 Process for purifying aqueous solution of urea
EG61/74A EG11031A (en) 1973-03-08 1974-02-26 A process for the purification of the solutions leaving a urea synthesis reactor from nh3 and carbamate
TR17998A TR17998A (tr) 1973-03-08 1974-02-26 Bir urea sentez reaktoeruenue terkeden malullerden nh3 ve karbamat'in tasfiye edilmesi icin usul
FR7406822A FR2220516B1 (fr) 1973-03-08 1974-02-28
MW8/74*UA MW874A1 (en) 1973-03-08 1974-02-28 Process for the purification of the solutions leaving a urea synthesis ractor from nh3 and carbamate
BR1582/74A BR7401582D0 (pt) 1973-03-08 1974-03-04 Processo para purificar solucoes efluentes de reatores de sintese de ureia da amonia e carbamato
AR252612A AR200429A1 (es) 1973-03-08 1974-03-04 Procedimiento para la purificacion del nh3 y carbamato de las soluciones salientes de un reactor de sintesis de la urea
BE141648A BE811880A (fr) 1973-03-08 1974-03-05 Procede pour la purification de solutions quittant les reacteurs de synthese de l'uree
JP49024872A JPS49124029A (fr) 1973-03-08 1974-03-05
IE00465/74A IE38973B1 (en) 1973-03-08 1974-03-05 Purification of a solution of urea
RO7477908A RO69510A (fr) 1973-03-08 1974-03-05 Procede pour la purification des solutions de carbamide
NL7403054A NL7403054A (fr) 1973-03-08 1974-03-06
GB1015374A GB1402249A (en) 1973-03-08 1974-03-06 Process ofr purifying aqueous solutions of urea
CH317174A CH603565A5 (fr) 1973-03-08 1974-03-06
SE7402993A SE386145B (sv) 1973-03-08 1974-03-06 Forfarande for rening av de fran en karbamidsyntesreaktor utgaende losningar fran nh?713 och karbamat medelst destillation.
DD176982A DD112752A5 (fr) 1973-03-08 1974-03-06
ZM42/74A ZM4274A1 (en) 1973-03-08 1974-03-06 Process for the purification of the solutions leaving a urea synthesis reactor from nh3 and carbamate
DK125174A DK144008C (da) 1973-03-08 1974-03-07 Fremgangsmaade til rensning af de urinstofoploesninger,der forlader en urinstofsyntesereaktor,for nh3 og ammoniumcarbamat
CA194,352A CA1022103A (fr) 1973-03-08 1974-03-07 Mode de purification des solutions d'uree
AT189874A AT342067B (de) 1973-03-08 1974-03-07 Verfahren zur entfernung von ammoniak und carbamat aus den aus einem harnstoffsynthesereaktor abstromenden losungen
LU69576A LU69576A1 (fr) 1973-03-08 1974-03-07
ES424334A ES424334A1 (es) 1973-03-08 1974-03-07 Procedimiento para la purificacion de nh3 y carbonato de las soluciones de urea que salen de un reactor de sintesis de urea.
PH15599A PH12740A (en) 1973-03-08 1974-03-08 Purification of a solution of men
DE19742411205 DE2411205C3 (de) 1973-03-08 1974-03-08 Verfahren zur Gewinnung einer praktisch von Ammoniumcarbonat freien Harnstofflösung aus dem Abstrom einer Harnstoffsynthesevorrichtung
IN592/CAL/74A IN139208B (fr) 1973-03-08 1974-03-19
JP1981030423U JPS56134344U (fr) 1973-03-08 1981-03-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT21300/73A IT981191B (it) 1973-03-08 1973-03-08 Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure

Publications (1)

Publication Number Publication Date
IT981191B true IT981191B (it) 1974-10-10

Family

ID=11179741

Family Applications (1)

Application Number Title Priority Date Filing Date
IT21300/73A IT981191B (it) 1973-03-08 1973-03-08 Procedimento per la purificazione da nh 3 e carbammato della soluzio ne uscente da un reattore di sinte si dell ure

Country Status (25)

Country Link
JP (2) JPS49124029A (fr)
AR (1) AR200429A1 (fr)
AT (1) AT342067B (fr)
BE (1) BE811880A (fr)
BR (1) BR7401582D0 (fr)
CA (1) CA1022103A (fr)
CH (1) CH603565A5 (fr)
DD (1) DD112752A5 (fr)
DK (1) DK144008C (fr)
EG (1) EG11031A (fr)
ES (1) ES424334A1 (fr)
FR (1) FR2220516B1 (fr)
GB (1) GB1402249A (fr)
IE (1) IE38973B1 (fr)
IN (1) IN139208B (fr)
IT (1) IT981191B (fr)
LU (1) LU69576A1 (fr)
MW (1) MW874A1 (fr)
NL (1) NL7403054A (fr)
PH (1) PH12740A (fr)
RO (1) RO69510A (fr)
SE (1) SE386145B (fr)
TR (1) TR17998A (fr)
ZA (1) ZA741186B (fr)
ZM (1) ZM4274A1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2955916A (en) * 1955-11-21 1960-10-11 Lonza Electric & Chem Works Method of producing carbon dioxide and ammonia from intermediate reaction products in the synthesis of urea
FR1534669A (fr) * 1964-02-17 1968-08-02 Allied Chem Procédé et dispositif de décomposition de carbamate d'ammonium notamment résultant de la synthèse de l'urée ainsi que les produits obtenus par le présent procédé ou procédé similaire

Also Published As

Publication number Publication date
LU69576A1 (fr) 1974-07-05
FR2220516B1 (fr) 1978-01-06
FR2220516A1 (fr) 1974-10-04
AT342067B (de) 1978-03-10
TR17998A (tr) 1976-08-20
DD112752A5 (fr) 1975-05-05
DK144008C (da) 1982-04-26
BE811880A (fr) 1974-07-01
DE2411205B2 (de) 1976-01-15
EG11031A (en) 1976-11-30
JPS56134344U (fr) 1981-10-12
ZM4274A1 (en) 1974-11-21
JPS49124029A (fr) 1974-11-27
ZA741186B (en) 1975-01-29
DE2411205A1 (de) 1974-09-26
NL7403054A (fr) 1974-09-10
IE38973L (en) 1974-09-08
BR7401582D0 (pt) 1974-11-05
PH12740A (en) 1979-08-09
RO69510A (fr) 1980-12-30
MW874A1 (en) 1975-05-13
SE386145B (sv) 1976-08-02
AR200429A1 (es) 1974-11-08
CA1022103A (fr) 1977-12-06
CH603565A5 (fr) 1978-08-31
DK144008B (da) 1981-11-16
GB1402249A (en) 1975-08-06
AU6594074A (en) 1975-08-28
ES424334A1 (es) 1976-06-01
ATA189874A (de) 1977-07-15
IN139208B (fr) 1976-05-22
IE38973B1 (en) 1978-07-05

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