ATE173473T1 - Verfahren zur abtrennung von verunreinigungen aus einer heissen synthesegasmischung bei der herstellung von melamin - Google Patents
Verfahren zur abtrennung von verunreinigungen aus einer heissen synthesegasmischung bei der herstellung von melaminInfo
- Publication number
- ATE173473T1 ATE173473T1 AT95910013T AT95910013T ATE173473T1 AT E173473 T1 ATE173473 T1 AT E173473T1 AT 95910013 T AT95910013 T AT 95910013T AT 95910013 T AT95910013 T AT 95910013T AT E173473 T1 ATE173473 T1 AT E173473T1
- Authority
- AT
- Austria
- Prior art keywords
- melamine
- gas mixture
- production
- separating impurities
- synthetic gas
- Prior art date
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
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2027—Metallic material
- B01D39/2031—Metallic material the material being particulate
- B01D39/2034—Metallic material the material being particulate sintered or bonded by inorganic agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/20—Other self-supporting filtering material ; Other filtering material of inorganic material, e.g. asbestos paper, metallic filtering material of non-woven wires
- B01D39/2027—Metallic material
- B01D39/2041—Metallic material the material being filamentary or fibrous
- B01D39/2044—Metallic material the material being filamentary or fibrous sintered or bonded by inorganic agents
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Filtering Materials (AREA)
- Catalysts (AREA)
- Plural Heterocyclic Compounds (AREA)
- Inorganic Compounds Of Heavy Metals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| BE9400281A BE1008133A3 (nl) | 1994-03-15 | 1994-03-15 | Werkwijze voor de afscheiding van verontreinigingen uit een heet synthesegasmengsel bij de melaminebereiding. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE173473T1 true ATE173473T1 (de) | 1998-12-15 |
Family
ID=3888036
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT95910013T ATE173473T1 (de) | 1994-03-15 | 1995-03-07 | Verfahren zur abtrennung von verunreinigungen aus einer heissen synthesegasmischung bei der herstellung von melamin |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US5716429A (de) |
| EP (1) | EP0750615B1 (de) |
| JP (1) | JPH09510230A (de) |
| CN (1) | CN1061979C (de) |
| AT (1) | ATE173473T1 (de) |
| AU (1) | AU683729B2 (de) |
| BE (1) | BE1008133A3 (de) |
| CA (1) | CA2185557A1 (de) |
| DE (1) | DE69506090T2 (de) |
| FI (1) | FI963620L (de) |
| IL (1) | IL112984A (de) |
| NO (1) | NO306462B1 (de) |
| NZ (1) | NZ281340A (de) |
| PL (1) | PL177598B1 (de) |
| RU (1) | RU2127728C1 (de) |
| WO (1) | WO1995025098A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT1322U1 (de) * | 1996-09-10 | 1997-03-25 | Plansee Ag | Filterelement |
| US6200367B1 (en) * | 1997-11-07 | 2001-03-13 | Terrance D. Phillips | Water washable stainless steel HEPA filter |
| GB9919127D0 (en) * | 1999-08-13 | 1999-10-13 | Avecia Ltd | Filter |
| WO2005068440A1 (en) * | 2004-01-17 | 2005-07-28 | Casale Chemicals S.A. | Improving the melamine yield of catalytic melamine production processes |
| CN110871109B (zh) * | 2018-08-30 | 2022-09-27 | 南京理工大学 | 三聚氰胺间苯二酚甲醛聚合物修饰的石墨相氮化碳催化剂、制备方法及其应用 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2768144A (en) * | 1953-06-26 | 1956-10-23 | Kellogg M W Co | Corrosion-resistant filters |
| GB1051923A (de) * | 1964-08-19 | 1900-01-01 | ||
| ES344834A1 (es) * | 1966-09-16 | 1968-11-01 | Toyo Koatsu Ind Inc | Mejoras en los medios de obtencion de urea sintetica. |
| SU519133A3 (ru) * | 1971-09-23 | 1976-06-25 | Стамикарбон Н.В. (Фирма) | Способ выделени меламина |
| US4138560A (en) * | 1975-06-10 | 1979-02-06 | Basf Aktiengesellschaft | Process for cooling melamine synthesis waste gases |
| NL7903473A (nl) * | 1979-05-03 | 1980-11-05 | Stamicarbon | Werkwijze voor het bereiden van melamine. |
| NL8201479A (nl) * | 1982-04-07 | 1983-11-01 | Stamicarbon | Werkwijze voor het bereiden van melamine. |
| NL8304381A (nl) * | 1983-12-21 | 1985-07-16 | Stamicarbon | Werkwijze en inrichting voor het bereiden van melamine. |
| US4758272A (en) * | 1987-05-27 | 1988-07-19 | Corning Glass Works | Porous metal bodies |
| DE3818281A1 (de) * | 1988-03-10 | 1989-09-21 | Schwaebische Huettenwerke Gmbh | Abgasfilter |
| US5497620A (en) * | 1988-04-08 | 1996-03-12 | Stobbe; Per | Method of filtering particles from a flue gas, a flue gas filter means and a vehicle |
| JP2724617B2 (ja) * | 1988-07-07 | 1998-03-09 | 東海カーボン株式会社 | 多孔質金属材 |
| JP3265737B2 (ja) * | 1993-08-20 | 2002-03-18 | 住友電気工業株式会社 | 高耐食性金属フィルタ |
-
1994
- 1994-03-15 BE BE9400281A patent/BE1008133A3/nl not_active IP Right Cessation
-
1995
- 1995-03-07 CA CA002185557A patent/CA2185557A1/en not_active Abandoned
- 1995-03-07 PL PL95316257A patent/PL177598B1/pl unknown
- 1995-03-07 RU RU96119918A patent/RU2127728C1/ru active
- 1995-03-07 FI FI963620A patent/FI963620L/fi unknown
- 1995-03-07 AU AU18253/95A patent/AU683729B2/en not_active Ceased
- 1995-03-07 NZ NZ281340A patent/NZ281340A/xx unknown
- 1995-03-07 EP EP95910013A patent/EP0750615B1/de not_active Expired - Lifetime
- 1995-03-07 WO PCT/NL1995/000086 patent/WO1995025098A1/en not_active Ceased
- 1995-03-07 AT AT95910013T patent/ATE173473T1/de not_active IP Right Cessation
- 1995-03-07 JP JP7523960A patent/JPH09510230A/ja active Pending
- 1995-03-07 DE DE69506090T patent/DE69506090T2/de not_active Expired - Fee Related
- 1995-03-07 CN CN95192093A patent/CN1061979C/zh not_active Expired - Fee Related
- 1995-03-14 IL IL11298495A patent/IL112984A/xx not_active IP Right Cessation
-
1996
- 1996-08-26 US US08/702,871 patent/US5716429A/en not_active Expired - Fee Related
- 1996-09-13 NO NO963836A patent/NO306462B1/no not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE69506090T2 (de) | 1999-07-15 |
| IL112984A (en) | 1999-10-28 |
| PL316257A1 (en) | 1997-01-06 |
| RU2127728C1 (ru) | 1999-03-20 |
| FI963620A0 (fi) | 1996-09-13 |
| US5716429A (en) | 1998-02-10 |
| PL177598B1 (pl) | 1999-12-31 |
| NO963836D0 (no) | 1996-09-13 |
| EP0750615B1 (de) | 1998-11-18 |
| AU1825395A (en) | 1995-10-03 |
| FI963620A7 (fi) | 1996-09-13 |
| WO1995025098A1 (en) | 1995-09-21 |
| CN1143955A (zh) | 1997-02-26 |
| BE1008133A3 (nl) | 1996-01-23 |
| CN1061979C (zh) | 2001-02-14 |
| AU683729B2 (en) | 1997-11-20 |
| CA2185557A1 (en) | 1995-09-21 |
| EP0750615A1 (de) | 1997-01-02 |
| NZ281340A (en) | 1997-08-22 |
| DE69506090D1 (de) | 1998-12-24 |
| IL112984A0 (en) | 1995-06-29 |
| NO963836L (no) | 1996-09-13 |
| FI963620L (fi) | 1996-09-13 |
| JPH09510230A (ja) | 1997-10-14 |
| NO306462B1 (no) | 1999-11-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE69840412D1 (de) | Methoden und zusammensetzungen bestehend aus glykoprotein-glykoformen | |
| DE69901045D1 (de) | Verfahren zur Herstellung von Kohlenwasserstoffen aus Synthesegas | |
| ATE176173T1 (de) | Mehrschichtiges filtermaterial | |
| DE69906884D1 (de) | Verfahren zur Herstellung von Kohlenwasserstoffen aus Synthesegas | |
| DE59103760D1 (de) | Tiefbettfilter, Verfahren zur Herstellung einer Filterschicht und Filtermodul. | |
| DE122004000005I1 (de) | Monoklonaler Antik¦rper gegen ein Cytotoxin, denselben erzeugendes Hybridoma und Verfahren f}r die Herstellung des gereinigten Cytotoxin | |
| EP0682976A3 (de) | Verfahren zur Erhöhung der Selektivität der Trennung von Gasgemischen | |
| DE69201434D1 (de) | Verfahren zur Herstellung poröser keramischer Materialien geeignet für Dieselpartikelfilter. | |
| DE60131495D1 (de) | Verfahren zur Herstellung von Composite-Membranen aus Perfluoropolymeren zur Gastrennung | |
| DE69823662D1 (de) | 1,4,7,10-tetraazabicyclo(8.2.2)tetradecan-2-on, verfahren zu ihrer herstellung und ihrer verwendung für die herstellung von tetraazamacrocyclen | |
| DE69100556D1 (de) | Verfahren zur Erzeugung von Transformatoröl aus hydrogekracktem Material. | |
| DE3767835D1 (de) | Verfahren zur herstellung von fluor-halogen-aethern, ausgehend von fluoroxyverbindungen und halogenierten olefinen. | |
| ATE173473T1 (de) | Verfahren zur abtrennung von verunreinigungen aus einer heissen synthesegasmischung bei der herstellung von melamin | |
| ATE292507T1 (de) | Gradiert aufgebaute filter und verfahren zu ihrer herstellung | |
| DE69101459D1 (de) | Tantal enthaltender Katalysator zur Herstellung von Alkoholen aus Synthesegas. | |
| DE69032578D1 (de) | Verfahren zur herstellung und reinigung von einer glykosphingolipidmischung frei von verunreinigungen durch ungewöhnliche viren | |
| ATE259239T1 (de) | Trockenextrakt aus der hennapflanze, verfahren zu dessen herstellung und dessen verwendung | |
| DE59309133D1 (de) | Granulozytenbindende Antikörperkonstrukte, ihre Herstellung und Verwendung | |
| ATE78004T1 (de) | Verbessertes chromoxidgruen, verfahren zu seiner herstellung und dessen verwendung. | |
| DE69519203D1 (de) | Verfahren zur Herstellung von Extrakten enthaltende polyphenalische oligomere Verbindungen von Catechin-Typ, aus pflanzenartigen Quellen, und diese erhaltene Extrakte | |
| DE69512349D1 (de) | Verfahren zur Herstellung von Kompositsinterkörpern aus Siliciumkarbid und Siliciumnitrid | |
| DE69203017D1 (de) | Verfahren zur Trennung von Ehtyl-tert-butylether aus Ethanol enthaltenden Mischungen. | |
| RU96119918A (ru) | Способ отделения примесей от горячей смеси синтез-газов при получении меламина | |
| DE59106573D1 (de) | Verfahren zur Herstellung von kristallinen zeolithanalogen Gallosilikaten und ihre Verwendung zur Herstellung von Katalysatoren und Adsorbentien. | |
| ATE32074T1 (de) | Verfahren zur herstellung von 4-amino-6,7dimethoxy-2-(4-(furo-2-yl)-piperazin-1-yl)chinazolin und dessen physiologisch annehmbarer salze. |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| REN | Ceased due to non-payment of the annual fee |