NL184318C - METHOD FOR PREPARING MELAMINE. - Google Patents

METHOD FOR PREPARING MELAMINE.

Info

Publication number
NL184318C
NL184318C NLAANVRAGE7700509,A NL7700509A NL184318C NL 184318 C NL184318 C NL 184318C NL 7700509 A NL7700509 A NL 7700509A NL 184318 C NL184318 C NL 184318C
Authority
NL
Netherlands
Prior art keywords
preparing melamine
melamine
preparing
Prior art date
Application number
NLAANVRAGE7700509,A
Other languages
Dutch (nl)
Other versions
NL7700509A (en
NL184318B (en
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 to RO7392934A priority Critical patent/RO74590A/en
Application filed by Stamicarbon filed Critical Stamicarbon
Priority to NLAANVRAGE7700509,A priority patent/NL184318C/en
Priority to GB54344/77A priority patent/GB1560527A/en
Priority to ZA00780005A priority patent/ZA785B/en
Priority to BE184124A priority patent/BE862665A/en
Priority to IN20/DEL/78A priority patent/IN146260B/en
Priority to SU782566298A priority patent/SU793392A3/en
Priority to AT19878A priority patent/AT359512B/en
Priority to CA294,807A priority patent/CA1085393A/en
Priority to HU78SA3088A priority patent/HU180934B/en
Priority to CS78287A priority patent/CS202004B2/en
Priority to YU87/78A priority patent/YU40025B/en
Priority to AR270734A priority patent/AR220116A1/en
Priority to NO780190A priority patent/NO154347C/en
Priority to PL1978204064A priority patent/PL116547B1/en
Priority to EG27/78A priority patent/EG12834A/en
Priority to MX786781U priority patent/MX5805E/en
Priority to BR7800294A priority patent/BR7800294A/en
Priority to ES466103A priority patent/ES466103A1/en
Priority to IT47689/78A priority patent/IT1103254B/en
Priority to SE7611103A priority patent/SE438148B/en
Priority to JP414278A priority patent/JPS5390279A/en
Priority to FR7801490A priority patent/FR2378021A1/en
Priority to DE19782802238 priority patent/DE2802238A1/en
Priority to BG7838435A priority patent/BG31650A3/en
Priority to DD7800203304A priority patent/DD133666A5/en
Priority to US05/871,110 priority patent/US4156080A/en
Publication of NL7700509A publication Critical patent/NL7700509A/en
Priority to NO831065A priority patent/NO159087C/en
Publication of NL184318B publication Critical patent/NL184318B/en
Application granted granted Critical
Publication of NL184318C publication Critical patent/NL184318C/en

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
    • C07D251/56—Preparation of melamine
    • C07D251/60—Preparation of melamine from urea or from carbon dioxide and ammonia

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
NLAANVRAGE7700509,A 1977-01-19 1977-01-19 METHOD FOR PREPARING MELAMINE. NL184318C (en)

Priority Applications (28)

Application Number Priority Date Filing Date Title
RO7392934A RO74590A (en) 1977-01-19 1973-01-17 PROCEDURE FOR PREPARING MELAMINE FROM URINE
NLAANVRAGE7700509,A NL184318C (en) 1977-01-19 1977-01-19 METHOD FOR PREPARING MELAMINE.
GB54344/77A GB1560527A (en) 1977-01-19 1977-12-30 Preparation of melamine from urea
ZA00780005A ZA785B (en) 1977-01-19 1978-01-03 Preparation of melamine from urea
BE184124A BE862665A (en) 1977-01-19 1978-01-05 METHOD FOR PREPARING MELAMINE
IN20/DEL/78A IN146260B (en) 1977-01-19 1978-01-09
SU782566298A SU793392A3 (en) 1977-01-19 1978-01-10 Method of preparing melamine
AT19878A AT359512B (en) 1977-01-19 1978-01-11 METHOD FOR PRODUCING MELAMINE
CA294,807A CA1085393A (en) 1977-01-19 1978-01-12 Process for the preparation of melamine
HU78SA3088A HU180934B (en) 1977-01-19 1978-01-16 Reactor for preparing melamine from carbamide
CS78287A CS202004B2 (en) 1977-01-19 1978-01-16 Method of producing melamine by heating of urea
AR270734A AR220116A1 (en) 1977-01-19 1978-01-17 PROCEDURE TO PREPARE MELAMINE FOR WARMING UP OF UREA OR THERMAL DECOMPOSITION PRODUCTS OF THIS MELAMINE OBTAINED AND A REACTOR TO PERFORM THE PROCEDURE
YU87/78A YU40025B (en) 1977-01-19 1978-01-17 Process for obtaining melamine by means of heating urea or thermic decomposition product thereof
EG27/78A EG12834A (en) 1977-01-19 1978-01-18 Process for preparing of melamine
NO780190A NO154347C (en) 1977-01-19 1978-01-18 PROCEDURE FOR THE PREPARATION OF MELAMIN.
MX786781U MX5805E (en) 1977-01-19 1978-01-18 IMPROVED PROCEDURE FOR THE PREPARATION OF MELAMINE FROM UREA
BR7800294A BR7800294A (en) 1977-01-19 1978-01-18 PROCESS FOR PREPARING MELAMINE BY HEATING UREA OR THERMAL DECOMPOSITION PRODUCTS
ES466103A ES466103A1 (en) 1977-01-19 1978-01-18 Process for the preparation of melamine
IT47689/78A IT1103254B (en) 1977-01-19 1978-01-18 PROCEDURE FOR THE PRODUCTION OF UREA MELAMINE
SE7611103A SE438148B (en) 1977-01-19 1978-01-18 PROCEDURE FOR THE PREPARATION OF ULAMINE MELAMINE
JP414278A JPS5390279A (en) 1977-01-19 1978-01-18 Process for preparing melamine from urea
PL1978204064A PL116547B1 (en) 1977-01-19 1978-01-18 Method of manufacture of melamine from urea and apparatus therefor
FR7801490A FR2378021A1 (en) 1977-01-19 1978-01-19 MELAMINE PREPARATION PROCESS
DE19782802238 DE2802238A1 (en) 1977-01-19 1978-01-19 METHOD FOR THE PRODUCTION OF MELAMINE
BG7838435A BG31650A3 (en) 1977-01-19 1978-01-19 Method and apparatus for obtaining of melamine
DD7800203304A DD133666A5 (en) 1977-01-19 1978-01-19 METHOD FOR PRODUCING MELAMINE
US05/871,110 US4156080A (en) 1977-01-19 1978-01-19 Process for the preparation of melamine
NO831065A NO159087C (en) 1977-01-19 1983-03-24 PROCEDURE FOR THE PREPARATION OF MELAMIN.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7700509,A NL184318C (en) 1977-01-19 1977-01-19 METHOD FOR PREPARING MELAMINE.

Publications (3)

Publication Number Publication Date
NL7700509A NL7700509A (en) 1978-07-21
NL184318B NL184318B (en) 1989-01-16
NL184318C true NL184318C (en) 1989-06-16

Family

ID=19827799

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7700509,A NL184318C (en) 1977-01-19 1977-01-19 METHOD FOR PREPARING MELAMINE.

Country Status (4)

Country Link
BE (1) BE862665A (en)
NL (1) NL184318C (en)
SU (1) SU793392A3 (en)
ZA (1) ZA785B (en)

Also Published As

Publication number Publication date
NL7700509A (en) 1978-07-21
NL184318B (en) 1989-01-16
SU793392A3 (en) 1980-12-30
BE862665A (en) 1978-07-05
ZA785B (en) 1978-10-25

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Legal Events

Date Code Title Description
BA A request for search or an international-type search has been filed
BB A search report has been drawn up
BC A request for examination has been filed
A85 Still pending on 85-01-01
SNR Assignments of patents or rights arising from examined patent applications

Owner name: DSM N.V.

V1 Lapsed because of non-payment of the annual fee