BE554168A - - Google Patents

Info

Publication number
BE554168A
BE554168A BE554168DA BE554168A BE 554168 A BE554168 A BE 554168A BE 554168D A BE554168D A BE 554168DA BE 554168 A BE554168 A BE 554168A
Authority
BE
Belgium
Prior art keywords
catalyst
sep
range
temperature
parts
Prior art date
Application number
Other languages
English (en)
French (fr)
Publication of BE554168A publication Critical patent/BE554168A/fr

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/16Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation
    • C07C51/31Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting
    • C07C51/313Preparation of carboxylic acids or their salts, halides or anhydrides by oxidation of cyclic compounds with ring-splitting with molecular oxygen
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/002Mixed oxides other than spinels, e.g. perovskite
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J27/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • B01J27/14Phosphorus; Compounds thereof
    • B01J27/186Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • B01J27/195Phosphorus; Compounds thereof with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium with vanadium, niobium or tantalum
    • B01J27/198Vanadium
    • B01J27/199Vanadium with chromium, molybdenum, tungsten or polonium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2523/00Constitutive chemical elements of heterogeneous catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
BE554168D BE554168A (enrdf_load_html_response)

Publications (1)

Publication Number Publication Date
BE554168A true BE554168A (enrdf_load_html_response)

Family

ID=178710

Family Applications (1)

Application Number Title Priority Date Filing Date
BE554168D BE554168A (enrdf_load_html_response)

Country Status (1)

Country Link
BE (1) BE554168A (enrdf_load_html_response)

Similar Documents

Publication Publication Date Title
JP5442260B2 (ja) 高密度化モリブデン金属粉末の製造方法
CN1020861C (zh) 丙烯醛氧化催化剂及其制备方法
CN1238325C (zh) 丙烯醛气相催化氧化成丙烯酸的方法
JP5628930B2 (ja) 不飽和アルデヒドおよび/または不飽和カルボン酸製造用触媒および該触媒を用いる不飽和アルデヒドおよび/または不飽和カルボン酸の製造方法
JP5006507B2 (ja) アクリル酸の製造方法
WO2007120871A2 (en) Production of silicon through a closed-loop process
CN1343190A (zh) 催化气相氧化丙烯成丙烯醛的方法
US5070049A (en) Starting composition for the production of silicon carbide and method of producing the same
TW200523029A (en) Apparatus for mixing, drying and coating pulverulent, granular or shaped loose material in a fluidized bed and method of producing supported catalysts using such an apparatus
CN101918126B (zh) 催化剂系统、含有该催化剂系统的氧化反应釜以及使用该反应釜制备丙烯醛和丙烯酸的方法
US2967185A (en) Preparation of maleic anhydride and catalyst thereof
FR2781801A1 (fr) Procede pour la preparation de dianhydride pyromellique
US2777860A (en) Catalysis
BE554168A (enrdf_load_html_response)
RU2516548C2 (ru) Способ получения углерод-металлического материала каталитическим пиролизом этанола
BE1008103A3 (fr) Procede de preparation de catalyseurs au vanadium et phosphore et leur utilisation pour la production d'anhydride maleique.
KR0139086B1 (ko) 이동층 반응기 내에서 알루미나의 카보니트라이드화에 의한 알루미늄 니트라이드의 연속 제조방법
US2885409A (en) Maleic anhydride production and catalyst therefor
JPH0138042B2 (enrdf_load_html_response)
BE1010106A5 (fr) Procede de regeneration d'un catalyseur finement granulaire, stable a chaud, desactive et recouvert de carbone.
CN1179143A (zh) 四氟乙烯的制备
JPS60141698A (ja) 炭化珪素ウイスカ−の製造方法
FR2638733A1 (fr) Procede de production de carbure de silicium micr onique
JPH03503158A (ja) 炭化硼素結晶を製造するための方法および装置
JP2008540307A (ja) 超硬質研磨粒子の製造方法