AU2003227459A1 - Method and procedure for producing melamine by high-pressure process - Google Patents

Method and procedure for producing melamine by high-pressure process

Info

Publication number
AU2003227459A1
AU2003227459A1 AU2003227459A AU2003227459A AU2003227459A1 AU 2003227459 A1 AU2003227459 A1 AU 2003227459A1 AU 2003227459 A AU2003227459 A AU 2003227459A AU 2003227459 A AU2003227459 A AU 2003227459A AU 2003227459 A1 AU2003227459 A1 AU 2003227459A1
Authority
AU
Australia
Prior art keywords
procedure
pressure process
producing melamine
melamine
producing
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.)
Abandoned
Application number
AU2003227459A
Inventor
Guorui Zhang
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU2003227459A1 publication Critical patent/AU2003227459A1/en
Abandoned 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D3/00—Distillation or related exchange processes in which liquids are contacted with gaseous media, e.g. stripping
    • B01D3/14—Fractional distillation or use of a fractionation or rectification column
    • B01D3/16—Fractionating columns in which vapour bubbles through liquid
    • B01D3/18—Fractionating columns in which vapour bubbles through liquid with horizontal bubble plates
    • B01D3/20—Bubble caps; Risers for vapour; Discharge pipes for liquid
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J10/00—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor
    • B01J10/002—Chemical processes in general for reacting liquid with gaseous media other than in the presence of solid particles, or apparatus specially adapted therefor carried out in foam, aerosol or bubbles
AU2003227459A 2003-03-24 2003-03-24 Method and procedure for producing melamine by high-pressure process Abandoned AU2003227459A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2003/000209 WO2004085413A1 (en) 2003-03-24 2003-03-24 Method and procedure for producing melamine by high-pressure process

Publications (1)

Publication Number Publication Date
AU2003227459A1 true AU2003227459A1 (en) 2004-10-18

Family

ID=33035124

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003227459A Abandoned AU2003227459A1 (en) 2003-03-24 2003-03-24 Method and procedure for producing melamine by high-pressure process

Country Status (2)

Country Link
AU (1) AU2003227459A1 (en)
WO (1) WO2004085413A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10326827A1 (en) * 2003-06-12 2004-12-30 Ami-Agrolinz Melamine International Gmbh Process and device for producing melamine in a single-phase tubular reactor
EP2119710A1 (en) * 2008-05-14 2009-11-18 Urea Casale S.A. Process for producing high-quality melamine from urea

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1270577B (en) * 1993-02-22 1997-05-06 Wladimiro Bizzotto HIGH PRESSURE MELAMINE REACTOR
IT1292427B1 (en) * 1997-06-27 1999-02-08 Eurotecnica Contractors And En PROCESS AND EQUIPMENT FOR THE PRODUCTION OF MELAMINE
CN1188761A (en) * 1998-02-24 1998-07-29 蒋大洲 Preparation technology of melamine and its device
FI109021B (en) * 2000-06-30 2002-05-15 Kemira Agro Oy Reactor and process for the production of melamine

Also Published As

Publication number Publication date
WO2004085413A1 (en) 2004-10-07

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