GR3023943T3 - Process for the continuous preparation of aluminium nitride by carbo nitridation of alumina in a moving bed reactor. - Google Patents

Process for the continuous preparation of aluminium nitride by carbo nitridation of alumina in a moving bed reactor.

Info

Publication number
GR3023943T3
GR3023943T3 GR970401591T GR970401591T GR3023943T3 GR 3023943 T3 GR3023943 T3 GR 3023943T3 GR 970401591 T GR970401591 T GR 970401591T GR 970401591 T GR970401591 T GR 970401591T GR 3023943 T3 GR3023943 T3 GR 3023943T3
Authority
GR
Greece
Prior art keywords
alumina
bed reactor
moving bed
aluminium nitride
nitridation
Prior art date
Application number
GR970401591T
Other languages
English (en)
Inventor
Pierre Ravenel
Roland Bachelard
Original Assignee
Atochem Elf Sa
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 Atochem Elf Sa filed Critical Atochem Elf Sa
Publication of GR3023943T3 publication Critical patent/GR3023943T3/el

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B21/00—Nitrogen; Compounds thereof
    • C01B21/06—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron
    • C01B21/072—Binary compounds of nitrogen with metals, with silicon, or with boron, or with carbon, i.e. nitrides; Compounds of nitrogen with more than one metal, silicon or boron with aluminium
    • C01B21/0726—Preparation by carboreductive nitridation
    • 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
    • B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
    • B01J8/08—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles
    • B01J8/12—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with moving particles moved by gravity in a downward flow
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00002—Chemical plants
    • B01J2219/00027—Process aspects
    • B01J2219/00033—Continuous processes
    • 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
    • B01J2219/00—Chemical, physical or physico-chemical processes in general; Their relevant apparatus
    • B01J2219/00761—Details of the reactor
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Ceramic Products (AREA)
  • Devices And Processes Conducted In The Presence Of Fluids And Solid Particles (AREA)
  • Carbon And Carbon Compounds (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Catalysts (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
GR970401591T 1993-09-17 1997-06-30 Process for the continuous preparation of aluminium nitride by carbo nitridation of alumina in a moving bed reactor. GR3023943T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9311113A FR2710047B1 (fr) 1993-09-17 1993-09-17 Procédé de préparation en continu de nitrure d'aluminium par carbonitruration d'alumine dans un réacteur à lit coulant.

Publications (1)

Publication Number Publication Date
GR3023943T3 true GR3023943T3 (en) 1997-09-30

Family

ID=9450984

Family Applications (1)

Application Number Title Priority Date Filing Date
GR970401591T GR3023943T3 (en) 1993-09-17 1997-06-30 Process for the continuous preparation of aluminium nitride by carbo nitridation of alumina in a moving bed reactor.

Country Status (15)

Country Link
US (1) US5525321A (el)
EP (1) EP0644155B1 (el)
JP (1) JP2556460B2 (el)
KR (1) KR0139086B1 (el)
CN (1) CN1035168C (el)
AT (1) ATE152081T1 (el)
AU (1) AU668317B2 (el)
CA (1) CA2132143C (el)
DE (1) DE69402794T2 (el)
DK (1) DK0644155T3 (el)
ES (1) ES2101464T3 (el)
FR (1) FR2710047B1 (el)
GR (1) GR3023943T3 (el)
NO (1) NO314895B1 (el)
SG (1) SG48148A1 (el)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9145301B2 (en) * 2012-03-30 2015-09-29 Tokuyama Corporation Method for producing aluminum nitride powder
US10508035B2 (en) * 2013-02-08 2019-12-17 Tokuyama Corporation Aluminum nitride powders
JP6112939B2 (ja) * 2013-03-29 2017-04-12 株式会社トクヤマ 窒化アルミニウム粉末の製造方法
JP6196457B2 (ja) * 2013-04-03 2017-09-13 株式会社トクヤマ 窒化アルミニウム粉末の製造方法
CN104016316B (zh) * 2014-06-18 2016-08-17 宁夏艾森达新材料科技有限公司 一种氮化铝粉连续制备方法及其设备
TWI548591B (zh) * 2015-03-06 2016-09-11 Nat Inst Chung Shan Science & Technology An atmosphere - controlled method for the preparation of aluminum nitride powder by carbothermal reduction
CN110204342B (zh) * 2019-06-10 2020-06-30 宁夏秦氏新材料有限公司 沉降式自蔓延氮化铝的制备方法
KR20220090981A (ko) * 2020-12-23 2022-06-30 엘지전자 주식회사 식기 세척기

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB191222435A (en) * 1910-05-30 1913-01-23 Sgn Process for the Manufacture of Aluminium Nitride.
FR462462A (fr) * 1912-11-22 1914-01-28 Georges Coutagne Procédé et four électrique pour la fabrication de l'azoture d'aluminium
DE319046C (de) * 1914-10-23 1920-02-23 Edmund Herman Dipl Ing Ofen zur Erzeugung von Aluminiumnitrid
FR1175273A (fr) * 1957-05-16 1959-03-23 Pechiney Four pour la production continue de nitrure d'aluminium
IL83959A (en) * 1986-10-15 1991-06-30 Stemcor Corp Continuous production of high-purity,ultra-fine aluminum nitride powder by the carbo-nitridization of alumina
DK156701C (da) * 1987-08-27 1990-01-29 Haldor Topsoe As Fremgangsmaade til gennemfoerelse af heterogene katalytiske kemiske reaktioner
JPH04130003A (ja) * 1990-09-18 1992-05-01 Asahi Chem Ind Co Ltd 窒化アルミニウム粉末の連続製造法
WO1992016457A1 (en) * 1991-03-22 1992-10-01 The Dow Chemical Company Moving bed process for carbothermally synthesizing nonoxide ceramic powders
ES2099229T3 (es) * 1991-06-19 1997-05-16 Atochem Elf Sa Procedimiento continuo para la preparacion de nitruro de aluminio por carbonitruracion de alumina.

Also Published As

Publication number Publication date
NO314895B1 (no) 2003-06-10
EP0644155B1 (fr) 1997-04-23
KR0139086B1 (ko) 1998-04-27
CA2132143A1 (fr) 1995-03-18
FR2710047B1 (fr) 1995-10-13
JPH0781912A (ja) 1995-03-28
ES2101464T3 (es) 1997-07-01
DE69402794D1 (de) 1997-05-28
NO943435D0 (no) 1994-09-15
DE69402794T2 (de) 1997-09-25
CN1035168C (zh) 1997-06-18
CN1108613A (zh) 1995-09-20
US5525321A (en) 1996-06-11
AU668317B2 (en) 1996-04-26
DK0644155T3 (da) 1997-10-27
SG48148A1 (en) 1998-04-17
AU7304094A (en) 1995-05-18
FR2710047A1 (fr) 1995-03-24
CA2132143C (fr) 1999-07-13
ATE152081T1 (de) 1997-05-15
NO943435L (no) 1995-03-20
JP2556460B2 (ja) 1996-11-20
EP0644155A1 (fr) 1995-03-22
KR950008354A (ko) 1995-04-17

Similar Documents

Publication Publication Date Title
CA2087609A1 (en) Process for Preheating Iron-Containing Reactor Feed Prior to Being Treated in a Fluidized Bed Reactor
ZA932982B (en) Olefin polymerization catalyst, process for its preparation, and its use
AU4256889A (en) Method for the synthesis of polymers based on boron and nitrogen
MY117101A (en) Removal of nitrogen oxides from gas streams
GR3023943T3 (en) Process for the continuous preparation of aluminium nitride by carbo nitridation of alumina in a moving bed reactor.
AU8139487A (en) Improved process for synthesizing ammonia
HU912615D0 (en) Process for stopping polymerizational reaction proceeding in gas phase
FR2639250B1 (el)
MY126269A (en) Process for the epoxidation of olefins.
DE69930565D1 (de) Fliessbettverfahren für die Herstellung von Eisencarbid
DE3471292D1 (en) A process for the production of silicon nitride
AU661437B2 (en) Continuous process for preparing aluminium nitride
CA2147809A1 (fr) Procede de conversion du gaz naturel en hydrocarbures
EP0618282A3 (de) Verfahren zur Kühlung von durch Vergasung gewonnenem Rohgas.
DE3475399D1 (en) Process for the preparation of isobutyryl fluoride
GB8704960D0 (en) Catalytic conversion of olefins-containing feed
RO86474B1 (ro) PROCEDEU DE TRATAMENT TERMOCHIMIC îN STRAT FLUIDIZAT
MY111418A (en) Process for the catalytic partial oxidation of hydrocarbons.