IT974324B - PROCEDURE OF DEALKYLATION IN STEAM CURRENT - Google Patents

PROCEDURE OF DEALKYLATION IN STEAM CURRENT

Info

Publication number
IT974324B
IT974324B IT55035/72A IT5503572A IT974324B IT 974324 B IT974324 B IT 974324B IT 55035/72 A IT55035/72 A IT 55035/72A IT 5503572 A IT5503572 A IT 5503572A IT 974324 B IT974324 B IT 974324B
Authority
IT
Italy
Prior art keywords
dealkylation
procedure
steam current
steam
current
Prior art date
Application number
IT55035/72A
Other languages
Italian (it)
Inventor
Uchiyama Masao
Mori Shoichiro
Original Assignee
Mitsubishi Petrochemical Co
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 JP344672A external-priority patent/JPS5512413B2/ja
Priority claimed from JP9533972A external-priority patent/JPS5640690B2/ja
Application filed by Mitsubishi Petrochemical Co filed Critical Mitsubishi Petrochemical Co
Application granted granted Critical
Publication of IT974324B publication Critical patent/IT974324B/en

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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/64—Platinum group metals with arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56—Platinum group metals
    • B01J23/63—Platinum group metals with rare earths or actinides
    • 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
    • B01J23/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the iron group metals or copper
    • 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
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of rare earths
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/12—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of actinides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/20—Vanadium, niobium or tantalum
    • C07C2523/22—Vanadium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/16—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of arsenic, antimony, bismuth, vanadium, niobium, tantalum, polonium, chromium, molybdenum, tungsten, manganese, technetium or rhenium
    • C07C2523/24—Chromium, molybdenum or tungsten
    • C07C2523/26—Chromium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/40—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals of the platinum group metals
    • C07C2523/46—Ruthenium, rhodium, osmium or iridium
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/38—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals
    • C07C2523/54—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of noble metals combined with metals, oxides or hydroxides provided for in groups C07C2523/02 - C07C2523/36
    • C07C2523/56—Platinum group metals
    • C07C2523/63—Platinum group metals with rare earths or actinides
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/72—Copper
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/74—Iron group metals
    • C07C2523/745—Iron
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C2523/00—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00
    • C07C2523/70—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the iron group metals or copper
    • C07C2523/74—Iron group metals
    • C07C2523/755—Nickel

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (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)
IT55035/72A 1971-12-29 1972-12-27 PROCEDURE OF DEALKYLATION IN STEAM CURRENT IT974324B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP344672A JPS5512413B2 (en) 1971-12-29 1971-12-29
JP9533972A JPS5640690B2 (en) 1972-09-22 1972-09-22

Publications (1)

Publication Number Publication Date
IT974324B true IT974324B (en) 1974-06-20

Family

ID=26337021

Family Applications (1)

Application Number Title Priority Date Filing Date
IT55035/72A IT974324B (en) 1971-12-29 1972-12-27 PROCEDURE OF DEALKYLATION IN STEAM CURRENT

Country Status (6)

Country Link
US (1) US3848014A (en)
DE (1) DE2262005C3 (en)
FR (1) FR2169875B1 (en)
GB (1) GB1420087A (en)
IT (1) IT974324B (en)
SU (1) SU571184A3 (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4013734A (en) * 1973-12-14 1977-03-22 Exxon Research And Engineering Company Novel catalyst and its use for steam hydroconversion and dealkylation processes
FR2286187A1 (en) * 1974-09-25 1976-04-23 Catalyse Soc Prod Francais HYDROCONVERSION CATALYSTS FOR HYDROCARBONS
US4310715A (en) * 1975-11-03 1982-01-12 Texaco, Inc. Steam dealkylation process
FR2437391A1 (en) * 1978-07-07 1980-04-25 Elf Union CATALYTIC CONVERSION OF AROMATIC CUTS IN THE PRESENCE OF STEAM
GB2027358B (en) * 1978-07-12 1983-04-27 Nippon Catalytic Chem Ind Exhaust gas purification catalysts
SU877836A1 (en) * 1978-11-23 1984-01-30 Предприятие П/Я Р-6913 Catalyst for dealkylating alkyl benzoates with steam
US7683283B2 (en) * 2003-04-11 2010-03-23 Lockheed Martin Corporation Delivery point merge and packaging device and method of use
US7117657B2 (en) * 2003-04-11 2006-10-10 Lockheed Martin Corporation Delivery point packager takeaway system and method
US6931816B2 (en) * 2003-06-25 2005-08-23 Lockheed Martin Corporation Packaging mechanism and method of use
DE102005053232A1 (en) * 2005-11-06 2007-05-10 Basf Ag Process for dealkylation of alkyl-substituted aromatic hydrocarbons with water vapor
DE102006058532A1 (en) * 2006-08-18 2008-02-28 Linde Ag Process and apparatus for steam dealkylation in a plant for the catalytic reforming of hydrocarbons
DE102006058531A1 (en) * 2006-08-18 2008-02-21 Linde Ag Treating a fraction comprising hydrocarbons with six carbon atoms, comprises subjecting the fraction to steam dealkylation process to give two recyclable by-products i.e. benzene and hydrogen along with carbon monoxide and carbon dioxide
US20080041764A1 (en) * 2006-08-18 2008-02-21 Linde Aktiengesellschaft Method and apparatus for steam dealkylation in a plant for the catalytic splitting of hydrocarbons

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2734929A (en) * 1956-02-14 Dealkylation of hydrocarbons
US3436433A (en) * 1967-04-21 1969-04-01 Universal Oil Prod Co Dealkylation of alkyl substituted aromatic hydrocarbons
US3436434A (en) * 1967-04-21 1969-04-01 Universal Oil Prod Co Dealkylation of alkyl aromatic hydrocarbons
FR1588876A (en) * 1968-09-03 1970-03-16

Also Published As

Publication number Publication date
DE2262005C3 (en) 1981-12-17
FR2169875B1 (en) 1976-08-27
FR2169875A1 (en) 1973-09-14
DE2262005B2 (en) 1981-02-19
DE2262005A1 (en) 1973-07-12
SU571184A3 (en) 1977-08-30
GB1420087A (en) 1976-01-07
US3848014A (en) 1974-11-12

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