SE387336B - WAY TO PROCESS AMMONIUM CARBAMATE-CONTAINING SOLUTIONS AT HIGH TEMPERATURE - Google Patents

WAY TO PROCESS AMMONIUM CARBAMATE-CONTAINING SOLUTIONS AT HIGH TEMPERATURE

Info

Publication number
SE387336B
SE387336B SE7201605A SE160572A SE387336B SE 387336 B SE387336 B SE 387336B SE 7201605 A SE7201605 A SE 7201605A SE 160572 A SE160572 A SE 160572A SE 387336 B SE387336 B SE 387336B
Authority
SE
Sweden
Prior art keywords
way
high temperature
ammonium carbamate
containing solutions
process ammonium
Prior art date
Application number
SE7201605A
Other languages
Swedish (sv)
Inventor
Jonge R De
J F M Leerschool
P A W C Pols
Original Assignee
Stamicarbon
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 filed Critical Stamicarbon
Publication of SE387336B publication Critical patent/SE387336B/en

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Catalysts (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
  • Removal Of Specific Substances (AREA)
SE7201605A 1971-02-13 1972-02-10 WAY TO PROCESS AMMONIUM CARBAMATE-CONTAINING SOLUTIONS AT HIGH TEMPERATURE SE387336B (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
SE387336B true SE387336B (en) 1976-09-06

Family

ID=19812478

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7201605A SE387336B (en) 1971-02-13 1972-02-10 WAY TO PROCESS AMMONIUM CARBAMATE-CONTAINING SOLUTIONS AT HIGH TEMPERATURE

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
US11746084B2 (en) * 2019-07-05 2023-09-05 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
DE1608201A1 (en) * 1967-03-15 1970-12-03 Du Pont Corrosion-resistant iron-chromium alloys

Also Published As

Publication number Publication date
DD95368A5 (en) 1973-02-05
AU463665B2 (en) 1975-07-31
DE2206615B2 (en) 1980-05-29
BE779258A (en) 1972-08-11
DE2206615A1 (en) 1972-08-31
NO137010C (en) 1977-12-14
IE36076L (en) 1972-08-13
FR2125445B1 (en) 1977-07-15
NO137010B (en) 1977-09-05
NL169588B (en) 1982-03-01
CS163267B2 (en) 1975-08-29
HU173919B (en) 1979-09-28
IE36076B1 (en) 1976-08-04
IT948491B (en) 1973-05-30
ES399672A1 (en) 1976-05-01
AU3881372A (en) 1973-08-16
TR18774A (en) 1977-08-23
ZM2772A1 (en) 1973-02-21
RO63301A (en) 1978-07-15
NL169588C (en) 1982-08-02
NL7101951A (en) 1972-08-15
ZA72781B (en) 1972-10-25
BR7200837D0 (en) 1973-06-21
GB1333544A (en) 1973-10-10
CA966638A (en) 1975-04-29
FR2125445A1 (en) 1972-09-29

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