NL6809253A - - Google Patents

Info

Publication number
NL6809253A
NL6809253A NL6809253A NL6809253A NL6809253A NL 6809253 A NL6809253 A NL 6809253A NL 6809253 A NL6809253 A NL 6809253A NL 6809253 A NL6809253 A NL 6809253A NL 6809253 A NL6809253 A NL 6809253A
Authority
NL
Netherlands
Application number
NL6809253A
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 filed Critical
Priority to NL6809253A priority Critical patent/NL6809253A/xx
Priority to AT610069A priority patent/AT289133B/de
Priority to BE735283D priority patent/BE735283A/xx
Priority to GB32639/69A priority patent/GB1247208A/en
Priority to CH990169A priority patent/CH507968A/de
Priority to ES368936A priority patent/ES368936A1/es
Priority to BR210314/69A priority patent/BR6910314D0/pt
Priority to DE19691933117 priority patent/DE1933117A1/de
Priority to SE09306/69*A priority patent/SE349583B/xx
Priority to FR6921983A priority patent/FR2011798A1/fr
Priority to US837479A priority patent/US3578664A/en
Publication of NL6809253A publication Critical patent/NL6809253A/xx

Links

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
    • 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
    • C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia
    • 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
    • C07D251/62—Purification of melamine

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Phenolic Resins Or Amino Resins (AREA)
NL6809253A 1968-06-29 1968-06-29 NL6809253A (ko)

Priority Applications (11)

Application Number Priority Date Filing Date Title
NL6809253A NL6809253A (ko) 1968-06-29 1968-06-29
AT610069A AT289133B (de) 1968-06-29 1969-06-26 Verfahren zur Ausscheidung von Melamin aus einem heißen, melamindampfhaltigen Synthesegasgemisch
BE735283D BE735283A (ko) 1968-06-29 1969-06-27
GB32639/69A GB1247208A (en) 1968-06-29 1969-06-27 Recovery of melamine from a synthesis gas mixture
CH990169A CH507968A (de) 1968-06-29 1969-06-27 Verfahren zur Ausscheidung von Melamin aus einem heissen, melamindampfhaltigen Synthesegasgemisch
ES368936A ES368936A1 (es) 1968-06-29 1969-06-28 Un procedimiento y un aparato para la recuperacion de mela-mina de una mezcla caliente de gases de sintesis que contie-ne vapor de melamina caliente.
BR210314/69A BR6910314D0 (pt) 1968-06-29 1969-06-30 Processo e aparelho para a recuperacao de melamina de uma mistura de gas de sintese quente contendo vapor de melamina
DE19691933117 DE1933117A1 (de) 1968-06-29 1969-06-30 Verfahren zur Ausscheidung von Melamin aus einem heissen,melamindampfhaltigen Synthesegasgemisch
SE09306/69*A SE349583B (ko) 1968-06-29 1969-06-30
FR6921983A FR2011798A1 (ko) 1968-06-29 1969-06-30
US837479A US3578664A (en) 1968-06-29 1969-06-30 Process for the recovery of melamine from a synthesis gas mixture containing hot melamine vapour

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6809253A NL6809253A (ko) 1968-06-29 1968-06-29

Publications (1)

Publication Number Publication Date
NL6809253A true NL6809253A (ko) 1969-12-31

Family

ID=19804033

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6809253A NL6809253A (ko) 1968-06-29 1968-06-29

Country Status (11)

Country Link
US (1) US3578664A (ko)
AT (1) AT289133B (ko)
BE (1) BE735283A (ko)
BR (1) BR6910314D0 (ko)
CH (1) CH507968A (ko)
DE (1) DE1933117A1 (ko)
ES (1) ES368936A1 (ko)
FR (1) FR2011798A1 (ko)
GB (1) GB1247208A (ko)
NL (1) NL6809253A (ko)
SE (1) SE349583B (ko)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3700672A (en) * 1969-04-15 1972-10-24 Nissan Chemical Ind Ltd Process for recovering by-product gases at high pressure in melamine production
BE760072A (fr) * 1969-12-11 1971-06-09 Stamicarbon Procede pour la separation de melamine a partir d'un melange gazeux de synthese comprenant de la vapeur de melamine
AT410210B (de) 2000-08-07 2003-03-25 Agrolinz Melamin Gmbh Verfahren zur herstellung von melamin

Also Published As

Publication number Publication date
GB1247208A (en) 1971-09-22
AT289133B (de) 1971-04-13
BE735283A (ko) 1969-12-29
DE1933117A1 (de) 1970-09-17
US3578664A (en) 1971-05-11
BR6910314D0 (pt) 1973-01-23
ES368936A1 (es) 1971-07-16
SE349583B (ko) 1972-10-02
FR2011798A1 (ko) 1970-03-06
CH507968A (de) 1971-05-31

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