NL6918420A - - Google Patents

Info

Publication number
NL6918420A
NL6918420A NL6918420A NL6918420A NL6918420A NL 6918420 A NL6918420 A NL 6918420A NL 6918420 A NL6918420 A NL 6918420A NL 6918420 A NL6918420 A NL 6918420A NL 6918420 A NL6918420 A NL 6918420A
Authority
NL
Netherlands
Application number
NL6918420A
Other versions
NL169465B (en
NL169465C (en
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 filed Critical
Publication of NL6918420A publication Critical patent/NL6918420A/xx
Publication of NL169465B publication Critical patent/NL169465B/en
Application granted granted Critical
Publication of NL169465C publication Critical patent/NL169465C/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
    • 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
    • Y02P20/50—Improvements relating to the production of bulk chemicals
    • Y02P20/582—Recycling of unreacted starting or intermediate materials

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Lead Frames For Integrated Circuits (AREA)
NLAANVRAGE6918420,A 1968-12-16 1969-12-08 PROCESS FOR THE CONTINUOUS PREPARATION OF AN AQUEOUS UREA SOLUTION. NL169465C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2513168 1968-12-16

Publications (3)

Publication Number Publication Date
NL6918420A true NL6918420A (en) 1970-06-18
NL169465B NL169465B (en) 1982-02-16
NL169465C NL169465C (en) 1982-07-16

Family

ID=11215793

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE6918420,A NL169465C (en) 1968-12-16 1969-12-08 PROCESS FOR THE CONTINUOUS PREPARATION OF AN AQUEOUS UREA SOLUTION.

Country Status (19)

Country Link
JP (1) JPS4828422B1 (en)
AT (1) AT305303B (en)
BE (1) BE743187A (en)
BR (1) BR6915202D0 (en)
CA (1) CA975797A (en)
CH (1) CH507213A (en)
CS (1) CS152343B2 (en)
DE (1) DE1962862A1 (en)
DK (1) DK145081C (en)
ES (1) ES374565A1 (en)
FR (1) FR2026261A1 (en)
GB (1) GB1268430A (en)
IE (1) IE33879B1 (en)
LU (1) LU60025A1 (en)
NL (1) NL169465C (en)
NO (1) NO135868C (en)
RO (1) RO59626A (en)
YU (1) YU39894B (en)
ZM (1) ZM17669A1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787832A (en) * 1971-09-02 1973-02-22 Stamicarbon PROCESS FOR THE PREPARATION OF UREA
JPS53102724A (en) * 1977-02-18 1978-09-07 Matsushita Electric Ind Co Ltd Magnetic head and its manufacture
JPS5575833U (en) * 1978-11-15 1980-05-24
JPS61109760A (en) * 1984-11-02 1986-05-28 Toyo Eng Corp Production of urea
WO2016099269A1 (en) 2014-12-18 2016-06-23 Stamicarbon B.V. Process for urea production

Also Published As

Publication number Publication date
IE33879B1 (en) 1974-11-27
ES374565A1 (en) 1972-01-01
RO59626A (en) 1976-08-15
ZM17669A1 (en) 1970-05-18
BE743187A (en) 1970-05-28
DE1962862A1 (en) 1970-07-02
BR6915202D0 (en) 1973-03-08
CA975797A (en) 1975-10-07
GB1268430A (en) 1972-03-29
NO135868B (en) 1977-03-07
JPS4828422B1 (en) 1973-09-01
IE33879L (en) 1970-06-16
NO135868C (en) 1977-06-15
NL169465B (en) 1982-02-16
NL169465C (en) 1982-07-16
CS152343B2 (en) 1973-12-19
AT305303B (en) 1973-02-26
CH507213A (en) 1971-05-15
YU310469A (en) 1982-02-28
DK145081B (en) 1982-08-23
LU60025A1 (en) 1970-02-16
YU39894B (en) 1985-06-30
DK145081C (en) 1983-01-31
FR2026261A1 (en) 1970-09-18

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Legal Events

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