DD133666A5 - Verfahren zur herstellung von melamin - Google Patents

Verfahren zur herstellung von melamin

Info

Publication number
DD133666A5
DD133666A5 DD7800203304A DD20330478A DD133666A5 DD 133666 A5 DD133666 A5 DD 133666A5 DD 7800203304 A DD7800203304 A DD 7800203304A DD 20330478 A DD20330478 A DD 20330478A DD 133666 A5 DD133666 A5 DD 133666A5
Authority
DD
German Democratic Republic
Prior art keywords
producing melamine
melamine
producing
Prior art date
Application number
DD7800203304A
Other languages
English (en)
Inventor
Rudolf Van Hardeveld
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
Priority claimed from NLAANVRAGE7700509,A external-priority patent/NL184318C/xx
Priority claimed from NL7700553A external-priority patent/NL184319C/xx
Application filed by Stamicarbon filed Critical Stamicarbon
Publication of DD133666A5 publication Critical patent/DD133666A5/de

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J8/00Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/18Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
    • B01J8/24Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
    • B01J8/26Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations
    • B01J8/28Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique with two or more fluidised beds, e.g. reactor and regeneration installations the one above the other
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D251/00Heterocyclic compounds containing 1,3,5-triazine rings
    • C07D251/02Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
    • C07D251/12Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members
    • C07D251/26Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hetero atoms directly attached to ring carbon atoms
    • C07D251/40Nitrogen atoms
    • C07D251/54Three nitrogen atoms
    • C07D251/56Preparation of melamine
    • C07D251/60Preparation of melamine from urea or from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
DD7800203304A 1977-01-19 1978-01-19 Verfahren zur herstellung von melamin DD133666A5 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NLAANVRAGE7700509,A NL184318C (nl) 1977-01-19 1977-01-19 Werkwijze voor het bereiden van melamine.
NL7700553A NL184319C (nl) 1977-01-20 1977-01-20 Bereiding van melamine uit ureum.

Publications (1)

Publication Number Publication Date
DD133666A5 true DD133666A5 (de) 1979-01-17

Family

ID=26645276

Family Applications (1)

Application Number Title Priority Date Filing Date
DD7800203304A DD133666A5 (de) 1977-01-19 1978-01-19 Verfahren zur herstellung von melamin

Country Status (23)

Country Link
US (1) US4156080A (de)
JP (1) JPS5390279A (de)
AR (1) AR220116A1 (de)
AT (1) AT359512B (de)
BG (1) BG31650A3 (de)
BR (1) BR7800294A (de)
CA (1) CA1085393A (de)
CS (1) CS202004B2 (de)
DD (1) DD133666A5 (de)
DE (1) DE2802238A1 (de)
EG (1) EG12834A (de)
ES (1) ES466103A1 (de)
FR (1) FR2378021A1 (de)
GB (1) GB1560527A (de)
HU (1) HU180934B (de)
IN (1) IN146260B (de)
IT (1) IT1103254B (de)
MX (1) MX5805E (de)
NO (1) NO154347C (de)
PL (1) PL116547B1 (de)
RO (1) RO74590A (de)
SE (1) SE438148B (de)
YU (1) YU40025B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7903473A (nl) * 1979-05-03 1980-11-05 Stamicarbon Werkwijze voor het bereiden van melamine.
NL8001874A (nl) * 1980-03-29 1981-11-02 Stamicarbon Inrichting voor het versproeien van een vloeistof met behulp van een gas.
NL8201479A (nl) * 1982-04-07 1983-11-01 Stamicarbon Werkwijze voor het bereiden van melamine.
IT1270577B (it) * 1993-02-22 1997-05-06 Wladimiro Bizzotto Reattore melamina ad alta pressione
US5384404A (en) * 1993-11-05 1995-01-24 Lee; Jing M. Process for manufacturing melamine from urea
NL1012466C2 (nl) * 1999-06-29 2001-01-02 Dsm Nv Werkwijze voor de bereiding van melamine uit ureum.
NL1022414C2 (nl) * 2003-01-17 2004-07-20 Dsm Nv Werkwijze voor het onttrekken van energie uit rookgassen.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3158611A (en) * 1964-11-24 Converting urea to melamine in the gas phase over
US3095416A (en) * 1963-06-25 Urea to melamine process
US3152128A (en) * 1964-10-06 Preparation of melamine
DE1209570B (de) * 1964-03-28 1966-01-27 Basf Ag Verfahren zur Herstellung von Melamin
US3332947A (en) * 1965-09-14 1967-07-25 American Cyanamid Co Production of melamine
US3723430A (en) * 1970-10-28 1973-03-27 Nissan Chemical Ind Ltd Method for reclamation of melamine waste gas
US3895007A (en) * 1972-04-28 1975-07-15 Basf Ag Manufacture of melamine

Also Published As

Publication number Publication date
BR7800294A (pt) 1978-09-05
ES466103A1 (es) 1978-10-01
RO74590A (ro) 1981-08-30
PL204064A1 (pl) 1979-06-04
GB1560527A (en) 1980-02-06
FR2378021A1 (fr) 1978-08-18
PL116547B1 (en) 1981-06-30
NO154347B (no) 1986-05-26
CA1085393A (en) 1980-09-09
NO154347C (no) 1986-09-03
US4156080A (en) 1979-05-22
AR220116A1 (es) 1980-10-15
CS202004B2 (en) 1980-12-31
EG12834A (en) 1979-12-31
IN146260B (de) 1979-04-07
AT359512B (de) 1980-11-10
DE2802238A1 (de) 1978-07-20
YU8778A (en) 1982-10-31
JPS5390279A (en) 1978-08-08
ATA19878A (de) 1980-04-15
BG31650A3 (en) 1982-02-15
SE438148B (sv) 1985-04-01
DE2802238C2 (de) 1989-02-23
SE7800613L (sv) 1978-07-20
HU180934B (en) 1983-05-30
YU40025B (en) 1985-06-30
IT1103254B (it) 1985-10-14
IT7847689A0 (it) 1978-01-18
MX5805E (es) 1984-07-26
FR2378021B1 (de) 1983-08-26
NO780190L (no) 1978-07-20

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Legal Events

Date Code Title Description
ENJ Ceased due to non-payment of renewal fee