NL166013C - METHOD FOR THE PREPARATION OF UREA. - Google Patents

METHOD FOR THE PREPARATION OF UREA.

Info

Publication number
NL166013C
NL166013C NL7007846.A NL7007846A NL166013C NL 166013 C NL166013 C NL 166013C NL 7007846 A NL7007846 A NL 7007846A NL 166013 C NL166013 C NL 166013C
Authority
NL
Netherlands
Prior art keywords
urea
preparation
Prior art date
Application number
NL7007846.A
Other languages
Dutch (nl)
Other versions
NL166013B (en
NL7007846A (en
Original Assignee
Mitsui Toatsu Chemicals
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
Priority claimed from JP44045395A external-priority patent/JPS4842860B1/ja
Priority claimed from JP44071237A external-priority patent/JPS4843101B1/ja
Application filed by Mitsui Toatsu Chemicals filed Critical Mitsui Toatsu Chemicals
Publication of NL7007846A publication Critical patent/NL7007846A/xx
Publication of NL166013B publication Critical patent/NL166013B/en
Application granted granted Critical
Publication of NL166013C publication Critical patent/NL166013C/en

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)
NL7007846.A 1969-06-11 1970-05-29 METHOD FOR THE PREPARATION OF UREA. NL166013C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP44045395A JPS4842860B1 (en) 1969-06-11 1969-06-11
JP44071237A JPS4843101B1 (en) 1969-09-10 1969-09-10

Publications (3)

Publication Number Publication Date
NL7007846A NL7007846A (en) 1970-12-15
NL166013B NL166013B (en) 1981-01-15
NL166013C true NL166013C (en) 1981-06-15

Family

ID=26385371

Family Applications (1)

Application Number Title Priority Date Filing Date
NL7007846.A NL166013C (en) 1969-06-11 1970-05-29 METHOD FOR THE PREPARATION OF UREA.

Country Status (6)

Country Link
DK (1) DK137233B (en)
ES (1) ES379855A1 (en)
FR (1) FR2051080A5 (en)
GB (1) GB1273913A (en)
NL (1) NL166013C (en)
SU (1) SU458126A3 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4088686A (en) * 1976-01-21 1978-05-09 Ivo Mavrovic Urea synthesis with improved heat recovery and conversion
IT1211125B (en) * 1981-10-16 1989-09-29 Ortu Francesco NITROGEN COMPOUNDS. PROCESS FOR THE PREPARATION OF

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL227595A (en) * 1958-05-07
NL101446C (en) * 1960-04-08
FR1458030A (en) * 1964-12-16 1966-01-24 Stamicarbon Method and device for the preparation of urea
FR1487249A (en) * 1966-04-05 1967-06-30 Inventa Ag Process for manufacturing urea from ammonia and carbon dioxide

Also Published As

Publication number Publication date
GB1273913A (en) 1972-05-10
ES379855A1 (en) 1973-02-16
SU458126A3 (en) 1975-01-25
DK137233B (en) 1978-02-06
NL166013B (en) 1981-01-15
DK137233C (en) 1978-07-10
FR2051080A5 (en) 1971-04-02
NL7007846A (en) 1970-12-15

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Legal Events

Date Code Title Description
V1 Lapsed because of non-payment of the annual fee