AU3881372A - Method for processing at elevated temperature solutions containing ammonium carbamate - Google Patents

Method for processing at elevated temperature solutions containing ammonium carbamate

Info

Publication number
AU3881372A
AU3881372A AU38813/72A AU3881372A AU3881372A AU 3881372 A AU3881372 A AU 3881372A AU 38813/72 A AU38813/72 A AU 38813/72A AU 3881372 A AU3881372 A AU 3881372A AU 3881372 A AU3881372 A AU 3881372A
Authority
AU
Australia
Prior art keywords
processing
elevated temperature
solutions containing
containing ammonium
ammonium carbamate
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.)
Expired
Application number
AU38813/72A
Other versions
AU463665B2 (en
Inventor
Roelf De Jonge
Jozef Felix Marie Leerschool
Petrus Adrianus Wilhelmus Pols
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.)
Stamicarbon BV
Original Assignee
Stamicarbon BV
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 Stamicarbon BV filed Critical Stamicarbon BV
Publication of AU3881372A publication Critical patent/AU3881372A/en
Application granted granted Critical
Publication of AU463665B2 publication Critical patent/AU463665B2/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J19/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J19/02—Apparatus characterised by being constructed of material selected for its chemically-resistant properties
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/02—Apparatus characterised by their chemically-resistant properties
    • B01J2219/025—Apparatus characterised by their chemically-resistant properties characterised by the construction materials of the reactor vessel proper
    • B01J2219/0277—Metal based
    • B01J2219/0286—Steel
AU38813/72A 1971-02-13 1972-02-09 Method for processing at elevated temperature solutions containing ammonium carbamate Expired AU463665B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NLAANVRAGE7101951,A NL169588C (en) 1971-02-13 1971-02-13 PROCESS FOR THE SOLUTIONS CONTAINING INCREASED AMMONIUM CARBAMATE
NLNL7101951 1971-02-13

Publications (2)

Publication Number Publication Date
AU3881372A true AU3881372A (en) 1973-08-16
AU463665B2 AU463665B2 (en) 1975-07-31

Family

ID=19812478

Family Applications (1)

Application Number Title Priority Date Filing Date
AU38813/72A Expired AU463665B2 (en) 1971-02-13 1972-02-09 Method for processing at elevated temperature solutions containing ammonium carbamate

Country Status (20)

Country Link
AU (1) AU463665B2 (en)
BE (1) BE779258A (en)
BR (1) BR7200837D0 (en)
CA (1) CA966638A (en)
CS (1) CS163267B2 (en)
DD (1) DD95368A5 (en)
DE (1) DE2206615B2 (en)
ES (1) ES399672A1 (en)
FR (1) FR2125445B1 (en)
GB (1) GB1333544A (en)
HU (1) HU173919B (en)
IE (1) IE36076B1 (en)
IT (1) IT948491B (en)
NL (1) NL169588C (en)
NO (1) NO137010C (en)
RO (1) RO63301A (en)
SE (1) SE387336B (en)
TR (1) TR18774A (en)
ZA (1) ZA72781B (en)
ZM (1) ZM2772A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8304381A (en) * 1983-12-21 1985-07-16 Stamicarbon METHOD AND APPARATUS FOR PREPARING MELAMINE
JPS63121641A (en) * 1986-11-10 1988-05-25 Nippon Yakin Kogyo Co Ltd External coating of sheathed heater made of austenitic stainless steel
EP1921043B1 (en) 2006-11-01 2012-01-18 Mitsubishi Gas Chemical Company, Inc. Method of recovering ammonia and process for producing a nitrile compound making use of the ammonia recovery method
AU2020311257B2 (en) * 2019-07-05 2023-03-02 Stamicarbon B.V. Ferritic steel parts in urea plants

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1986973A (en) * 1930-11-17 1935-01-08 Du Pont Prevention of corrosion in urea synthesis
US2129689A (en) * 1936-12-04 1938-09-13 Du Pont Urea manufacture
US2183715A (en) * 1938-05-21 1939-12-19 Electro Metallurg Co Corrosion resistant steel alloy
US2624671A (en) * 1951-01-19 1953-01-06 Union Carbide & Carbon Corp Ferritic chromium steels
BE712157A (en) * 1967-03-15 1968-07-15

Also Published As

Publication number Publication date
IE36076B1 (en) 1976-08-04
FR2125445A1 (en) 1972-09-29
TR18774A (en) 1977-08-23
NL169588B (en) 1982-03-01
FR2125445B1 (en) 1977-07-15
CA966638A (en) 1975-04-29
DE2206615A1 (en) 1972-08-31
SE387336B (en) 1976-09-06
AU463665B2 (en) 1975-07-31
IT948491B (en) 1973-05-30
DE2206615B2 (en) 1980-05-29
HU173919B (en) 1979-09-28
CS163267B2 (en) 1975-08-29
ZM2772A1 (en) 1973-02-21
NO137010C (en) 1977-12-14
ZA72781B (en) 1972-10-25
NL7101951A (en) 1972-08-15
NO137010B (en) 1977-09-05
IE36076L (en) 1972-08-13
DD95368A5 (en) 1973-02-05
BE779258A (en) 1972-08-11
ES399672A1 (en) 1976-05-01
NL169588C (en) 1982-08-02
BR7200837D0 (en) 1973-06-21
GB1333544A (en) 1973-10-10
RO63301A (en) 1978-07-15

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