FR2314182A1 - PROCESS FOR COOLING THE RESIDUAL REACTION GASES IN THE MELAMINE SYNTHESIS - Google Patents

PROCESS FOR COOLING THE RESIDUAL REACTION GASES IN THE MELAMINE SYNTHESIS

Info

Publication number
FR2314182A1
FR2314182A1 FR7617342A FR7617342A FR2314182A1 FR 2314182 A1 FR2314182 A1 FR 2314182A1 FR 7617342 A FR7617342 A FR 7617342A FR 7617342 A FR7617342 A FR 7617342A FR 2314182 A1 FR2314182 A1 FR 2314182A1
Authority
FR
France
Prior art keywords
cooling
reaction gases
residual reaction
melamine synthesis
melamine
Prior art date
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.)
Granted
Application number
FR7617342A
Other languages
French (fr)
Other versions
FR2314182B1 (en
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Publication of FR2314182A1 publication Critical patent/FR2314182A1/en
Application granted granted Critical
Publication of FR2314182B1 publication Critical patent/FR2314182B1/fr
Granted legal-status Critical Current

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)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
  • Treating Waste Gases (AREA)
  • Catalysts (AREA)
FR7617342A 1975-06-10 1976-06-09 PROCESS FOR COOLING THE RESIDUAL REACTION GASES IN THE MELAMINE SYNTHESIS Granted FR2314182A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19752525781 DE2525781C3 (en) 1975-06-10 1975-06-10 Process for separating melamine from the exhaust gases of melamine synthesis

Publications (2)

Publication Number Publication Date
FR2314182A1 true FR2314182A1 (en) 1977-01-07
FR2314182B1 FR2314182B1 (en) 1980-07-25

Family

ID=5948716

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7617342A Granted FR2314182A1 (en) 1975-06-10 1976-06-09 PROCESS FOR COOLING THE RESIDUAL REACTION GASES IN THE MELAMINE SYNTHESIS

Country Status (7)

Country Link
JP (1) JPS5928550B2 (en)
BE (1) BE842727A (en)
DE (1) DE2525781C3 (en)
ES (1) ES448687A1 (en)
FR (1) FR2314182A1 (en)
GB (1) GB1549212A (en)
NL (1) NL184680C (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3808200A1 (en) * 1988-03-11 1989-09-21 Wacker Chemie Gmbh AT ROOM TEMPERATURE TO COMPATIBLE TO PAINTABLE ELASTOMER CROSSLINKING ORGANOPOLYSILOXANES
FR2640987B1 (en) * 1988-12-22 1992-06-05 Rhone Poulenc Chimie
JPH0341176A (en) * 1989-07-10 1991-02-21 Bridgestone Corp Method for adhering tubular resin-rubber composite to mouthpiece
DE102009052506B4 (en) 2009-11-11 2015-08-20 Air Liquide Global E&C Solutions Germany Gmbh Gas scrubber with integrated heat exchanger
CN114452897A (en) * 2022-01-06 2022-05-10 四川金象赛瑞化工股份有限公司 Urea feeding device, urea feeding method, melamine production device and melamine production method

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1429640A (en) * 1964-03-28 1966-02-25 Basf Ag Process for recovering urea from waste gases originating from the synthesis of melamine from urea, in the gas phase, and freed from melamine

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1429640A (en) * 1964-03-28 1966-02-25 Basf Ag Process for recovering urea from waste gases originating from the synthesis of melamine from urea, in the gas phase, and freed from melamine

Also Published As

Publication number Publication date
BE842727A (en) 1976-12-09
DE2525781C3 (en) 1980-07-17
DE2525781A1 (en) 1976-12-16
JPS5228463A (en) 1977-03-03
ES448687A1 (en) 1977-07-01
NL184680C (en) 1989-10-02
GB1549212A (en) 1979-08-01
FR2314182B1 (en) 1980-07-25
DE2525781B2 (en) 1979-10-31
NL7606169A (en) 1976-12-14
JPS5928550B2 (en) 1984-07-13

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