BE872834A - Catalyseur de desalkylation a l'eau d'hydrocarbures aromatiques - Google Patents

Catalyseur de desalkylation a l'eau d'hydrocarbures aromatiques

Info

Publication number
BE872834A
BE872834A BE192373A BE192373A BE872834A BE 872834 A BE872834 A BE 872834A BE 192373 A BE192373 A BE 192373A BE 192373 A BE192373 A BE 192373A BE 872834 A BE872834 A BE 872834A
Authority
BE
Belgium
Prior art keywords
catalyler
desalkylation
water
aromatic hydrocarbons
hydrocarbons
Prior art date
Application number
BE192373A
Other languages
English (en)
Inventor
D Duprez
M Grand
Original Assignee
Elf Union
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
Priority claimed from FR7738277A external-priority patent/FR2411820A1/fr
Application filed by Elf Union filed Critical Elf Union
Publication of BE872834A publication Critical patent/BE872834A/fr

Links

Classifications

    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789
    • B01J29/61—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789 containing iron group metals, noble metals or copper
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789
    • 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
    • B01J29/00—Catalysts comprising molecular sieves
    • B01J29/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites
    • B01J29/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • B01J29/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789
    • B01J29/64—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L, as exemplified by patent document US3216789 containing arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C4/00—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms
    • C07C4/08—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule
    • C07C4/12—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene
    • C07C4/14—Preparation of hydrocarbons from hydrocarbons containing a larger number of carbon atoms by splitting-off an aliphatic or cycloaliphatic part from the molecule from hydrocarbons containing a six-membered aromatic ring, e.g. propyltoluene to vinyltoluene splitting taking place at an aromatic-aliphatic bond
    • C07C4/20—Hydrogen being formed in situ, e.g. from steam
    • 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
    • B01J2229/00—Aspects of molecular sieve catalysts not covered by B01J29/00
    • B01J2229/30—After treatment, characterised by the means used
    • B01J2229/36—Steaming
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2529/00—Catalysts comprising molecular sieves
    • C07C2529/04—Catalysts comprising molecular sieves having base-exchange properties, e.g. crystalline zeolites, pillared clays
    • C07C2529/06—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof
    • C07C2529/60—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L
    • C07C2529/61—Crystalline aluminosilicate zeolites; Isomorphous compounds thereof of the type L containing iron group metals, noble metals or copper

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Catalysts (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
BE192373A 1977-12-19 1978-12-18 Catalyseur de desalkylation a l'eau d'hydrocarbures aromatiques BE872834A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7738277A FR2411820A1 (fr) 1977-12-19 1977-12-19 Catalyseur de desalkylation a l'eau d'hydrocarbures aromatiques
FR7806159A FR2418782A2 (fr) 1977-12-19 1978-03-03 Catalyseur de desalkylation a l'eau des hydrocarbures aromatiques

Publications (1)

Publication Number Publication Date
BE872834A true BE872834A (fr) 1979-04-17

Family

ID=26220349

Family Applications (1)

Application Number Title Priority Date Filing Date
BE192373A BE872834A (fr) 1977-12-19 1978-12-18 Catalyseur de desalkylation a l'eau d'hydrocarbures aromatiques

Country Status (9)

Country Link
US (1) US4238368A (fr)
JP (1) JPS5489990A (fr)
BE (1) BE872834A (fr)
CA (1) CA1124225A (fr)
DE (1) DE2854879C3 (fr)
FR (1) FR2418782A2 (fr)
GB (1) GB2012605B (fr)
IT (1) IT1100648B (fr)
NL (1) NL7812216A (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349461A (en) * 1980-02-25 1982-09-14 Mobil Oil Corporation Group VIIA metal-modified zeolite catalysts
JPS6027635U (ja) * 1983-07-29 1985-02-25 小林製袋産業株式会社 栽培用反射具
US4595670A (en) * 1983-11-10 1986-06-17 Exxon Research And Engineering Co. Zeolite catalyst
US4595668A (en) * 1983-11-10 1986-06-17 Exxon Research And Engineering Co. Bound zeolite catalyst
US4681865A (en) * 1985-05-07 1987-07-21 Research Association For Utilization Of Light Oil Catalyst for the production of aromatic hydrocarbons

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1358439A (fr) * 1963-02-04 1964-04-17 Union Carbide Corp Nouveau procédé d'hydrodésalkylation des hydrocarbures alkyl-aromatiques
US3354078A (en) * 1965-02-04 1967-11-21 Mobil Oil Corp Catalytic conversion with a crystalline aluminosilicate activated with a metallic halide
US3436434A (en) * 1967-04-21 1969-04-01 Universal Oil Prod Co Dealkylation of alkyl aromatic hydrocarbons
US3437709A (en) * 1967-12-21 1969-04-08 Sinclair Research Inc Disproportionation of alkyl aromatics with a crystalline aluminosilicate and oxygen
FR1588876A (fr) * 1968-09-03 1970-03-16
BE792608A (nl) * 1972-01-07 1973-06-12 Shell Int Research Werkwijze voor het bereiden van op zeoliet l gebaseerde katalysatoren voor het omzetten van koolwaterstoffen
US3849292A (en) * 1972-08-25 1974-11-19 Universal Oil Prod Co Process for the conversion of heavy hydrocarbon charge stocks
CA1015733A (en) * 1972-10-19 1977-08-16 Shell Canada Limited Process for preparing a crystalline aluminosilicate hydroconversion catalyst
US4139496A (en) * 1975-10-29 1979-02-13 Texaco Inc. Catalyst for dealkylating an alkylaromatic hydrocarbon

Also Published As

Publication number Publication date
FR2418782A2 (fr) 1979-09-28
GB2012605A (en) 1979-08-01
DE2854879B2 (de) 1980-07-03
NL7812216A (nl) 1979-06-21
DE2854879A1 (de) 1979-06-21
IT7830938A0 (it) 1978-12-18
FR2418782B2 (fr) 1981-01-30
JPS5720850B2 (fr) 1982-05-01
DE2854879C3 (de) 1981-08-27
US4238368A (en) 1980-12-09
CA1124225A (fr) 1982-05-25
IT1100648B (it) 1985-09-28
GB2012605B (en) 1982-10-20
JPS5489990A (en) 1979-07-17

Similar Documents

Publication Publication Date Title
FR2407823B1 (fr) Transferts detachables a l'eau
BE884345A (fr) Jouet a eau
FR2325605A1 (fr) Purificateur d'eau
LU80384A1 (fr) Materiaux absorbants particulaires gonflables a l'eau
BE874938A (fr) Catalyseurs de desalkylation a l'eau des hydrocarbures aromatiques (catalyseurs sur spinelle mixte)
ES286514Y (es) Cierre de cremallera estanco a los fluidos
DK466979A (da) Vandhane
BE868118A (fr) Production d'hydrocarbures aromatiques
AU4148178A (en) Water closet
BE867726A (fr) Conversion d'hydrocarbures
FR2304412A1 (fr) Appareil distributeur d'eau
IT1097883B (it) Valvola per il circuito dell'acqua di un veicolo
IT1112021B (it) Procedimento di dealchilazione al vapor d'acqua di idrocarburi aromatici
SE7802174L (sv) Vattenklosett
BE871813A (fr) Epuration d'eau usees
BE860398A (fr) Decyanuration d'eaux residuaires
BE859510A (fr) Robinet de chasse d'eau
BE865656A (fr) Producteur d'eau chaude
FR2304572A2 (fr) Clarification de l'eau
IT1099307B (it) Annaffiatoio d'urto a reazione bilanciata
IT1098903B (it) Dispositivo spruzzatore d'acqua
IT1094153B (it) Biofotolisi dell'acqua
JPS53138983A (en) Sea water distillation
JPS53146453A (en) Water closet
GB2008168B (en) Water closet

Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: ELF FRANCE

Effective date: 19881231