AT290492B - Verfahren zur Hydrodesalkylierung eines alkylaromatischen Kohlenwasserstoffes - Google Patents
Verfahren zur Hydrodesalkylierung eines alkylaromatischen KohlenwasserstoffesInfo
- Publication number
- AT290492B AT290492B AT793366A AT793366A AT290492B AT 290492 B AT290492 B AT 290492B AT 793366 A AT793366 A AT 793366A AT 793366 A AT793366 A AT 793366A AT 290492 B AT290492 B AT 290492B
- Authority
- AT
- Austria
- Prior art keywords
- hydrodesalkylation
- aromatic hydrocarbon
- alkyl aromatic
- alkyl
- hydrocarbon
- Prior art date
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
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B3/00—Hydrogen; Gaseous mixtures containing hydrogen; Separation of hydrogen from mixtures containing it; Purification of hydrogen
- C01B3/50—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification
- C01B3/52—Separation of hydrogen or hydrogen containing gases from gaseous mixtures, e.g. purification by contacting with liquids; Regeneration of used liquids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0415—Purification by absorption in liquids
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
- C01B2203/00—Integrated processes for the production of hydrogen or synthesis gas
- C01B2203/04—Integrated processes for the production of hydrogen or synthesis gas containing a purification step for the hydrogen or the synthesis gas
- C01B2203/0465—Composition of the impurity
- C01B2203/048—Composition of the impurity the impurity being an organic compound
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S585/00—Chemistry of hydrocarbon compounds
- Y10S585/8995—Catalyst and recycle considerations
- Y10S585/901—Catalyst and recycle considerations with recycle, rehabilitation, or preservation of solvent, diluent, or mass action agent
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Inorganic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US482682A US3349145A (en) | 1965-08-26 | 1965-08-26 | Hydrodealkylation process using impure make-up hydrogen |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT290492B true AT290492B (de) | 1971-06-11 |
Family
ID=23917010
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT793366A AT290492B (de) | 1965-08-26 | 1966-08-19 | Verfahren zur Hydrodesalkylierung eines alkylaromatischen Kohlenwasserstoffes |
Country Status (12)
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3445536A (en) * | 1966-12-27 | 1969-05-20 | Universal Oil Prod Co | Conversion method |
| US3445379A (en) * | 1967-04-13 | 1969-05-20 | Universal Oil Prod Co | Method for converting hydrocarbons |
| US4692179A (en) * | 1982-05-03 | 1987-09-08 | Advanced Extraction Technologies, Inc. | Process for using alkyl substituted C8-C10 aromatic hydrocarbons as preferential physical solvents for selective processing of hydrocarbon gas streams |
| US4740222A (en) * | 1982-05-03 | 1988-04-26 | Advanced Extraction Technologies, Inc. | Recovery and purification of hydrogen from refinery and petrochemical off-gas streams |
| US4832718A (en) * | 1982-05-03 | 1989-05-23 | Advanced Extraction Technologies, Inc. | Processing nitrogen-rich, hydrogen-rich, and olefin-rich gases with physical solvents |
| US4743282A (en) * | 1982-05-03 | 1988-05-10 | Advanced Extraction Technologies, Inc. | Selective processing of gases containing olefins by the mehra process |
| US4680042A (en) * | 1985-12-13 | 1987-07-14 | Advanced Extraction Technologies, Inc. | Extractive stripping of inert-rich hydrocarbon gases with a preferential physical solvent |
| US4617038A (en) * | 1985-07-26 | 1986-10-14 | El Paso Hydrocarbons Company | Process for using preferential physical solvents for selective processing of hydrocarbon gas streams |
| DE3535764A1 (de) * | 1985-08-14 | 1987-02-26 | Linde Ag | Verfahren zum gewinnen von c(pfeil abwaerts)2(pfeil abwaerts)(pfeil abwaerts)+(pfeil abwaerts)-kohlenwasserstoffen |
| US4696688A (en) * | 1985-12-13 | 1987-09-29 | Advanced Extraction Technologies, Inc. | Conversion of lean oil absorption process to extraction process for conditioning natural gas |
| AU2011244368B2 (en) * | 2010-04-23 | 2014-04-24 | Shell Internationale Research Maatschappij B.V. | Process for producing aromatic hydrocarbons and ethylene |
| US11267769B2 (en) | 2019-10-07 | 2022-03-08 | Saudi Arabian Oil Company | Catalytic hydrodearylation of heavy aromatic streams containing dissolved hydrogen with fractionation |
| US10899685B1 (en) | 2019-10-07 | 2021-01-26 | Saudi Arabian Oil Company | Catalytic hydrodearylation of heavy aromatic stream containing dissolved hydrogen |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2929775A (en) * | 1957-07-10 | 1960-03-22 | Aristoff Eugene | Hydrocarbon conversion process with substantial prevention of coke formation during the reaction |
| US3213150A (en) * | 1962-01-02 | 1965-10-19 | Phillips Petroleum Co | Hydrogenation with demethylated reformer offgas |
| US3291849A (en) * | 1964-11-16 | 1966-12-13 | Hydrocarbon Research Inc | Hydrodealkylation |
-
1965
- 1965-08-26 US US482682A patent/US3349145A/en not_active Expired - Lifetime
-
1966
- 1966-08-09 IL IL26297A patent/IL26297A/xx unknown
- 1966-08-16 SE SE11110/66A patent/SE342809B/xx unknown
- 1966-08-16 GB GB36517/66A patent/GB1149038A/en not_active Expired
- 1966-08-19 AT AT793366A patent/AT290492B/de not_active IP Right Cessation
- 1966-08-22 NL NL6611782A patent/NL6611782A/xx unknown
- 1966-08-25 YU YU1651/66A patent/YU32917B/xx unknown
- 1966-08-25 NO NO164421A patent/NO121058B/no unknown
- 1966-08-25 ES ES0330578A patent/ES330578A1/es not_active Expired
- 1966-08-25 DK DK436666AA patent/DK138367B/da unknown
- 1966-08-25 FI FI662225A patent/FI48477C/fi active
- 1966-08-25 YU YU01615/66A patent/YU161566A/xx unknown
- 1966-08-26 CH CH1237566A patent/CH478731A/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH478731A (de) | 1969-09-30 |
| IL26297A (en) | 1970-09-17 |
| ES330578A1 (es) | 1967-09-16 |
| YU161566A (en) | 1975-06-30 |
| SE342809B (US20110158925A1-20110630-C00042.png) | 1972-02-21 |
| DK138367B (da) | 1978-08-21 |
| FI48477B (US20110158925A1-20110630-C00042.png) | 1974-07-01 |
| US3349145A (en) | 1967-10-24 |
| YU32917B (en) | 1975-12-31 |
| FI48477C (fi) | 1974-10-10 |
| NL6611782A (US20110158925A1-20110630-C00042.png) | 1967-02-27 |
| NO121058B (US20110158925A1-20110630-C00042.png) | 1971-01-11 |
| DK138367C (US20110158925A1-20110630-C00042.png) | 1979-02-05 |
| GB1149038A (en) | 1969-04-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ELJ | Ceased due to non-payment of the annual fee |