RO63301A - PROCESS FOR THE PREPARATION OF AMMONIUM CARBAMATE CONTENT SOLUTIONS AT HIGH TEMPERATURES - Google Patents

PROCESS FOR THE PREPARATION OF AMMONIUM CARBAMATE CONTENT SOLUTIONS AT HIGH TEMPERATURES

Info

Publication number
RO63301A
RO63301A RO7200069761A RO6976172A RO63301A RO 63301 A RO63301 A RO 63301A RO 7200069761 A RO7200069761 A RO 7200069761A RO 6976172 A RO6976172 A RO 6976172A RO 63301 A RO63301 A RO 63301A
Authority
RO
Romania
Prior art keywords
preparation
high temperatures
ammonium carbamate
carbamate content
content solutions
Prior art date
Application number
RO7200069761A
Other languages
French (fr)
Romanian (ro)
Inventor
Roelf Jonge
Jozef F Leerschool
Petrus A Wilhelmus
Cornelis 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 RO63301A publication Critical patent/RO63301A/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)
  • Catalysts (AREA)
  • Preventing Corrosion Or Incrustation Of Metals (AREA)
  • Removal Of Specific Substances (AREA)
  • Electroplating And Plating Baths Therefor (AREA)
RO7200069761A 1971-02-13 1972-02-14 PROCESS FOR THE PREPARATION OF AMMONIUM CARBAMATE CONTENT SOLUTIONS AT HIGH TEMPERATURES RO63301A (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
RO63301A true RO63301A (en) 1978-07-15

Family

ID=19812478

Family Applications (1)

Application Number Title Priority Date Filing Date
RO7200069761A RO63301A (en) 1971-02-13 1972-02-14 PROCESS FOR THE PREPARATION OF AMMONIUM CARBAMATE CONTENT SOLUTIONS AT HIGH TEMPERATURES

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
JP2022539597A (en) * 2019-07-05 2022-09-12 スタミカーボン・ベー・フェー Ferritic steel parts of urea plant

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
FR1571393A (en) * 1967-03-15 1969-06-20

Also Published As

Publication number Publication date
HU173919B (en) 1979-09-28
IT948491B (en) 1973-05-30
IE36076B1 (en) 1976-08-04
AU463665B2 (en) 1975-07-31
SE387336B (en) 1976-09-06
ES399672A1 (en) 1976-05-01
FR2125445A1 (en) 1972-09-29
NO137010B (en) 1977-09-05
ZM2772A1 (en) 1973-02-21
TR18774A (en) 1977-08-23
FR2125445B1 (en) 1977-07-15
CA966638A (en) 1975-04-29
BR7200837D0 (en) 1973-06-21
ZA72781B (en) 1972-10-25
IE36076L (en) 1972-08-13
GB1333544A (en) 1973-10-10
NL169588B (en) 1982-03-01
DE2206615A1 (en) 1972-08-31
NL7101951A (en) 1972-08-15
CS163267B2 (en) 1975-08-29
DD95368A5 (en) 1973-02-05
NL169588C (en) 1982-08-02
NO137010C (en) 1977-12-14
DE2206615B2 (en) 1980-05-29
BE779258A (en) 1972-08-11
AU3881372A (en) 1973-08-16

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