ES285797A1 - Un procedimiento para recuperar melamina desde una mezcla gaseosa caliente que la contiene - Google Patents

Un procedimiento para recuperar melamina desde una mezcla gaseosa caliente que la contiene

Info

Publication number: ES285797A1
Authority: ES; Spain
Prior art keywords: melamine; gas mixture; water; cooling zone; amount
Prior art date: 1962-03-08
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

ES285797A

Other languages

English (en)

Spanish (es)

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.)

1962-03-08

Filing date

1963-03-07

Publication date

1963-08-01

1963-03-07 Application filed by Stamicarbon BV filed Critical Stamicarbon BV

1963-08-01 Publication of ES285797A1 publication Critical patent/ES285797A1/es

Status Expired legal-status Critical Current

Links

229920000877 Melamine resin Polymers 0.000 title abstract 5
JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 title abstract 5
239000000203 mixture Substances 0.000 title abstract 4
238000000034 method Methods 0.000 title abstract 3
238000001816 cooling Methods 0.000 abstract 5
QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 abstract 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 4
CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 abstract 2
229910021529 ammonia Inorganic materials 0.000 abstract 2
238000001704 evaporation Methods 0.000 abstract 2
230000008020 evaporation Effects 0.000 abstract 2
229910002092 carbon dioxide Inorganic materials 0.000 abstract 1
239000001569 carbon dioxide Substances 0.000 abstract 1
239000008246 gaseous mixture Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D251/00—Heterocyclic compounds containing 1,3,5-triazine rings
- C07D251/02—Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings
- C07D251/12—Heterocyclic 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
- C07D251/26—Heterocyclic 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
- C07D251/40—Nitrogen atoms
- C07D251/54—Three nitrogen atoms
- C07D251/56—Preparation of melamine

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Treating Waste Gases (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

ES285797A 1962-03-08 1963-03-07 Un procedimiento para recuperar melamina desde una mezcla gaseosa caliente que la contiene Expired ES285797A1 (es)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
NL275724		1962-03-08
NL286072		1962-11-28

Publications (1)

Publication Number	Publication Date
ES285797A1 true ES285797A1 (es)	1963-08-01

Family

ID=26641824

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
ES285797A Expired ES285797A1 (es)	1962-03-08	1963-03-07	Un procedimiento para recuperar melamina desde una mezcla gaseosa caliente que la contiene

Country Status (5)

Country	Link
BE (1)	BE629244A (de)
CH (1)	CH451175A (de)
DE (1)	DE1204236B (de)
ES (1)	ES285797A1 (de)
GB (1)	GB1012819A (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1215165B (de) *	1964-01-16	1966-04-28	Lentia Gmbh	Verfahren und Vorrichtung zur direkten Gewinnung von reinem Melamin

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2918467A (en) *		1959-12-22		Production of melamine

1963
- 1963-03-04 DE DE1963ST020370 patent/DE1204236B/de active Pending
- 1963-03-05 CH CH278563A patent/CH451175A/de unknown
- 1963-03-06 BE BE629244A patent/BE629244A/fr unknown
- 1963-03-07 GB GB918163A patent/GB1012819A/en not_active Expired
- 1963-03-07 ES ES285797A patent/ES285797A1/es not_active Expired

Also Published As

Publication number	Publication date
CH451175A (de)	1968-05-15
GB1012819A (en)	1965-12-08
DE1204236B (de)	1965-11-04
BE629244A (fr)	1963-10-21

Similar Documents

Publication	Publication Date	Title
ES294388A1 (es)	1964-04-01	Un método de preparar un hidrocarburo olefínico
ES381046A1 (es)	1972-11-01	Procedimiento para eliminar gases acidos de una mezcla ga- seosa que los contiene.
GB1038053A (en)	1966-08-03	A process for the cold separation of gas mixtures
GB977969A (en)	1964-12-16	Hydrogen recovery
ES393221A1 (es)	1973-08-01	Un procedimiento para la extraccion selectiva de sulfuro dehidrogeno de gases que contienen sulfuro de hidrogeno y dio-xido de carbono.
GB1247951A (en)	1971-09-29	Process for preparing melamine from urea
ES285797A1 (es)	1963-08-01	Un procedimiento para recuperar melamina desde una mezcla gaseosa caliente que la contiene
GB960039A (en)	1964-06-10	Urea synthesis process
ES377962A1 (es)	1973-02-01	Procedimiento para preparar un negro de humo modificado.
ES291862A1 (es)	1964-01-01	Procedimiento de obtención de 2,2-difluoropropano
ES389828A1 (es)	1973-06-01	Un procedimiento para separar melamina de una mezcla ca- liente de gas de sintesis.
ES400511A1 (es)	1975-02-16	Procedimiento para recuperar fluoruro de hidrogeno de una mezcla gaseosa que le contiene.
ES343801A1 (es)	1968-09-16	Procedimiento para la obtencion de urea cristalizada con unbajo contenido de biuret.
ES309851A1 (es)	1966-01-16	Metodo de sintesis de urea.
ES326520A1 (es)	1967-03-01	Procedimiento para la desecacion y o purificacion de gases.
GB1296745A (de)	1972-11-15
ES391580A1 (es)	1973-06-16	Procedimiento de recuperacion de calor residual procedente de gases de elaboracion.
ES285555A1 (es)	1963-08-01	Un procedimiento mejorado para reciclizar el carbamato no reaccionado
ES329931A1 (es)	1967-06-01	Un procedimiento para la eliminacion del dioxido de carbono contenido en gases amoniacales por formacion de sales bajo refrigeracion.
ES350235A1 (es)	1969-04-16	Procedimiento y aparato para la fabricacion de azufre.
ES282992A1 (es)	1963-06-01	Procedimiento para recuperar melamina
ES278625A1 (es)	1962-09-16	Procedimiento para extraer selectivamente el sulfuro de hidrëgeno de los gases
ES370835A2 (es)	1971-07-01	Un metodo para eliminar gases acidos consistente en co2 ynoh2s de mezclas de gas.
ES407907A1 (es)	1975-11-16	Un procedimiento para recuperar azufre.
ES223160A2 (es)	1956-03-01	UN PROCEDIMIENTO PARA RECUPERAR LOS GASES RESIDUALES DE LA SiNTESIS DE LA UREA