BE805487A - Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst - Google Patents

Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst

Info

Publication number
BE805487A
BE805487A BE136194A BE136194A BE805487A BE 805487 A BE805487 A BE 805487A BE 136194 A BE136194 A BE 136194A BE 136194 A BE136194 A BE 136194A BE 805487 A BE805487 A BE 805487A
Authority
BE
Belgium
Prior art keywords
electrical conductivity
addn
indicate
activity
continuous control
Prior art date
Application number
BE136194A
Other languages
English (en)
French (fr)
Original Assignee
Inst Central De Cercetari Chim
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 Inst Central De Cercetari Chim filed Critical Inst Central De Cercetari Chim
Publication of BE805487A publication Critical patent/BE805487A/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2/00Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms
    • C07C2/54Preparation of hydrocarbons from hydrocarbons containing a smaller number of carbon atoms by addition of unsaturated hydrocarbons to saturated hydrocarbons or to hydrocarbons containing a six-membered aromatic ring with no unsaturation outside the aromatic ring
    • C07C2/64Addition to a carbon atom of a six-membered aromatic ring
    • C07C2/66Catalytic processes
    • C07C2/70Catalytic processes with acids
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C5/00Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
    • C07C5/22Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
    • C07C5/27Rearrangement of carbon atoms in the hydrocarbon skeleton
    • C07C5/2729Changing the branching point of an open chain or the point of substitution on a ring
    • C07C5/2732Catalytic processes
    • C07C5/274Catalytic processes with inorganic acids; with salts or anhydrides of acids
    • C07C5/2748Acids of halogen; Salts thereof
    • C07C5/2751Metal halides; Complexes thereof with organic compounds
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C6/00Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions
    • C07C6/08Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond
    • C07C6/12Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond of exclusively hydrocarbons containing a six-membered aromatic ring
    • C07C6/123Preparation of hydrocarbons from hydrocarbons containing a different number of carbon atoms by redistribution reactions by conversion at a saturated carbon-to-carbon bond of exclusively hydrocarbons containing a six-membered aromatic ring of only one hydrocarbon
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J2235/00Indexing scheme associated with group B01J35/00, related to the analysis techniques used to determine the catalysts form or properties
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/06Halogens; Compounds thereof
    • C07C2527/08Halides
    • C07C2527/10Chlorides
    • C07C2527/11Hydrogen chloride
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07CACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2527/00Catalysts comprising the elements or compounds of halogens, sulfur, selenium, tellurium, phosphorus or nitrogen; Catalysts comprising carbon compounds
    • C07C2527/06Halogens; Compounds thereof
    • C07C2527/125Compounds comprising a halogen and scandium, yttrium, aluminium, gallium, indium or thallium
    • C07C2527/126Aluminium chloride
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P20/00Technologies relating to chemical industry
    • Y02P20/50Improvements relating to the production of bulk chemicals
    • Y02P20/52Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Materials Engineering (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Inorganic Chemistry (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
BE136194A 1972-08-19 1973-09-28 Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst BE805487A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
RO71994A RO58209A2 (show.php) 1972-08-19 1972-08-19

Publications (1)

Publication Number Publication Date
BE805487A true BE805487A (en) 1974-01-16

Family

ID=20091123

Family Applications (1)

Application Number Title Priority Date Filing Date
BE136194A BE805487A (en) 1972-08-19 1973-09-28 Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst

Country Status (2)

Country Link
BE (1) BE805487A (show.php)
RO (1) RO58209A2 (show.php)

Also Published As

Publication number Publication date
RO58209A2 (show.php) 1975-07-15

Similar Documents

Publication Publication Date Title
ES2032087T3 (es) Procedimiento, catalizador e instalacion para la eleiminacion del contenido en nitrito y/o nitrato en agua.
IT1020880B (it) Procedimento per l alchilazione di isoparaffine con rigenerazione pe riodica del catalizzatore
IT1045619B (it) Complessi catalitici per polimerizzare alfa olefine
YU33527B (en) Process for the catalytic dehydrogenation of hydrocarbons
AU497439B2 (en) Cracking catalyst forthe cracking of hydrocarbons inthe absence of added hydrogen
BE805487A (en) Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst
FR2247948A5 (en) Continuous control of Friedel Crafts catalyst activity - using an electrical conductivity cell to indicate addn of fresh catalyst
IT1025934B (it) Catalizzatori per trattare a idrogeno idrocarburi e procedimento per preparare tali catalizzatori
NO146847C (no) Katalysator for behandling av hydrocarbonoljer med hydrogen, samt anvendelse av katalysatoren
JPS52125132A (en) Process for orthooalkylating phenol by using aldehyde and hydrogen in the presence of copperrchromium catalyst
JPS52107006A (en) Method of transporting granular catalyst in continuous convertion method of hydrocarbon
ES399511A1 (es) Metodo de produccion de un material de alimentacion para sulfonacion.
BE820289A (fr) Procede et catalyseur de dimerisation
IT1019123B (it) Procedimento ed impianto per effet tuare reazioni chimiche in continuo in particolare polimerizzazioni
CA1026773A (en) Catalyst and process for oligomerizing olefins
GB1537766A (en) Catalyst useful in alkylation of aromatic hydrocarbons
BR7506766A (pt) Aparelho para contato controlado de gas e liquido,processo para contato continuo de liquido e gas,e processo para contato continuo de liquido contendo bod com gas contendo oxigenio
BE850181A (fr) Procede d'oxydation catalytique d'hydrocarbures halogenes comportant de 2 a 4 atomes de carbone
DK138264B (da) Fremgangsmåde til katalytisk hydrogenering af umættede carbonhydrider samt katalysator til brug ved udøvelse af fremgangsmåden.
CA1030514A (en) Process for preparing supported superacid catalysts suitable for alkylation of aromatic hydrocarbons
FR1505615A (fr) Support de catalyseur notamment pour la catalyse des hydrocarbures et procédé d'imprégnation dudit support
JPS5260274A (en) Solid-vapor contact apparatus
SU497356A1 (ru) Контактное устройство ошиновки электролизера
AR218610A1 (es) Mejoras en un procedimiento ciclico y continuo para el cracking catalitico fluido de hidrocarburos del petroleo con regeneracion del catalizador
BE799490A (fr) Procede et installation pour la deshydrogenation catalytique des hydrocarbures,