DK144008C - Fremgangsmaade til rensning af de urinstofoploesninger,der forlader en urinstofsyntesereaktor,for nh3 og ammoniumcarbamat - Google Patents

Fremgangsmaade til rensning af de urinstofoploesninger,der forlader en urinstofsyntesereaktor,for nh3 og ammoniumcarbamat

Info

Publication number
DK144008C
DK144008C DK125174A DK125174A DK144008C DK 144008 C DK144008 C DK 144008C DK 125174 A DK125174 A DK 125174A DK 125174 A DK125174 A DK 125174A DK 144008 C DK144008 C DK 144008C
Authority
DK
Denmark
Prior art keywords
urinet
cleaning
procedure
synthesis reactor
ammonium carbamate
Prior art date
Application number
DK125174A
Other languages
Danish (da)
English (en)
Other versions
DK144008B (da
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
Publication of DK144008B publication Critical patent/DK144008B/da
Application granted granted Critical
Publication of DK144008C publication Critical patent/DK144008C/da

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)
DK125174A 1973-03-08 1974-03-07 Fremgangsmaade til rensning af de urinstofoploesninger,der forlader en urinstofsyntesereaktor,for nh3 og ammoniumcarbamat DK144008C (da)

Applications Claiming Priority (2)

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
IT2130073 1973-03-08

Publications (2)

Publication Number Publication Date
DK144008B DK144008B (da) 1981-11-16
DK144008C true DK144008C (da) 1982-04-26

Family

ID=11179741

Family Applications (1)

Application Number Title Priority Date Filing Date
DK125174A DK144008C (da) 1973-03-08 1974-03-07 Fremgangsmaade til rensning af de urinstofoploesninger,der forlader en urinstofsyntesereaktor,for nh3 og ammoniumcarbamat

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
ES424334A1 (es) 1976-06-01
CH603565A5 (fr) 1978-08-31
IE38973B1 (en) 1978-07-05
DD112752A5 (fr) 1975-05-05
AU6594074A (en) 1975-08-28
GB1402249A (en) 1975-08-06
IE38973L (en) 1974-09-08
CA1022103A (fr) 1977-12-06
BR7401582D0 (pt) 1974-11-05
DK144008B (da) 1981-11-16
ZA741186B (en) 1975-01-29
JPS56134344U (fr) 1981-10-12
LU69576A1 (fr) 1974-07-05
BE811880A (fr) 1974-07-01
DE2411205A1 (de) 1974-09-26
RO69510A (fr) 1980-12-30
FR2220516A1 (fr) 1974-10-04
FR2220516B1 (fr) 1978-01-06
MW874A1 (en) 1975-05-13
NL7403054A (fr) 1974-09-10
TR17998A (tr) 1976-08-20
IN139208B (fr) 1976-05-22
SE386145B (sv) 1976-08-02
IT981191B (it) 1974-10-10
EG11031A (en) 1976-11-30
DE2411205B2 (de) 1976-01-15
ZM4274A1 (en) 1974-11-21
PH12740A (en) 1979-08-09
ATA189874A (de) 1977-07-15
AT342067B (de) 1978-03-10
AR200429A1 (es) 1974-11-08
JPS49124029A (fr) 1974-11-27

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Legal Events

Date Code Title Description
PBP Patent lapsed