FR2169876A1 - Catalytic steam dealkylation of alkyl aromatics - giving high purity aromatics and hydrogen - Google Patents
Catalytic steam dealkylation of alkyl aromatics - giving high purity aromatics and hydrogenInfo
- Publication number
- FR2169876A1 FR2169876A1 FR7246612A FR7246612A FR2169876A1 FR 2169876 A1 FR2169876 A1 FR 2169876A1 FR 7246612 A FR7246612 A FR 7246612A FR 7246612 A FR7246612 A FR 7246612A FR 2169876 A1 FR2169876 A1 FR 2169876A1
- Authority
- FR
- France
- Prior art keywords
- aromatics
- hydrogen
- high purity
- catalytic steam
- dealkylated
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
Links
Classifications
-
- 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
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
- C10G59/00—Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha
- C10G59/02—Treatment of naphtha by two or more reforming processes only or by at least one reforming process and at least one process which does not substantially change the boiling range of the naphtha plural serial stages only
-
- 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
- C07C2523/38—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
- C07C2523/70—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
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
- Y02P20/52—Improvements relating to the production of bulk chemicals using catalysts, e.g. selective catalysts
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47003448A JPS4872136A (de) | 1971-12-29 | 1971-12-29 |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2169876A1 true FR2169876A1 (en) | 1973-09-14 |
FR2169876B1 FR2169876B1 (de) | 1976-10-29 |
Family
ID=11557606
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7246612A Granted FR2169876A1 (en) | 1971-12-29 | 1972-12-28 | Catalytic steam dealkylation of alkyl aromatics - giving high purity aromatics and hydrogen |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS4872136A (de) |
DE (1) | DE2259380A1 (de) |
FR (1) | FR2169876A1 (de) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2653176A (en) * | 1950-05-10 | 1953-09-22 | Sinclair Refining Co | Production of aromatics from petroleum |
GB959854A (en) * | 1961-03-15 | 1964-06-03 | Monsanto Chemicals | Demethylation of methyl-substituted aromatic hydrocarbons |
GB1135178A (en) * | 1963-05-30 | 1968-12-04 | Shell Int Research | Process for the preparation of hydrogen or hydrogen-containing gas mixtures |
-
1971
- 1971-12-29 JP JP47003448A patent/JPS4872136A/ja active Pending
-
1972
- 1972-12-05 DE DE2259380A patent/DE2259380A1/de not_active Ceased
- 1972-12-28 FR FR7246612A patent/FR2169876A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2653176A (en) * | 1950-05-10 | 1953-09-22 | Sinclair Refining Co | Production of aromatics from petroleum |
GB959854A (en) * | 1961-03-15 | 1964-06-03 | Monsanto Chemicals | Demethylation of methyl-substituted aromatic hydrocarbons |
GB1135178A (en) * | 1963-05-30 | 1968-12-04 | Shell Int Research | Process for the preparation of hydrogen or hydrogen-containing gas mixtures |
Also Published As
Publication number | Publication date |
---|---|
DE2259380A1 (de) | 1973-07-05 |
FR2169876B1 (de) | 1976-10-29 |
JPS4872136A (de) | 1973-09-29 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |