KR870000055B1 - 올레핀 결합 이성화방법 - Google Patents
올레핀 결합 이성화방법 Download PDFInfo
- Publication number
- KR870000055B1 KR870000055B1 KR1019830002257A KR830002257A KR870000055B1 KR 870000055 B1 KR870000055 B1 KR 870000055B1 KR 1019830002257 A KR1019830002257 A KR 1019830002257A KR 830002257 A KR830002257 A KR 830002257A KR 870000055 B1 KR870000055 B1 KR 870000055B1
- Authority
- KR
- South Korea
- Prior art keywords
- sio
- moles
- catalyst
- prepared
- alumina
- 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.)
- Expired
Links
- 238000000034 method Methods 0.000 title claims description 50
- 238000006317 isomerization reaction Methods 0.000 title claims description 13
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 title claims description 9
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 52
- 239000003054 catalyst Substances 0.000 claims description 50
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 45
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 20
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 18
- 229910052742 iron Inorganic materials 0.000 claims description 13
- 229910052791 calcium Inorganic materials 0.000 claims description 9
- 239000011575 calcium Substances 0.000 claims description 9
- 150000001336 alkenes Chemical class 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 6
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 6
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 5
- 229910052788 barium Inorganic materials 0.000 claims description 5
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 claims description 5
- 229910052746 lanthanum Inorganic materials 0.000 claims description 5
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 claims description 5
- 229910052747 lanthanoid Inorganic materials 0.000 claims description 3
- 150000002602 lanthanoids Chemical class 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 12
- 239000000463 material Substances 0.000 description 10
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 8
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 7
- 239000000243 solution Substances 0.000 description 7
- 230000008929 regeneration Effects 0.000 description 6
- 238000011069 regeneration method Methods 0.000 description 6
- 239000000377 silicon dioxide Substances 0.000 description 6
- 239000007864 aqueous solution Substances 0.000 description 5
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 5
- 239000000292 calcium oxide Substances 0.000 description 5
- FYDKNKUEBJQCCN-UHFFFAOYSA-N lanthanum(3+);trinitrate Chemical compound [La+3].[O-][N+]([O-])=O.[O-][N+]([O-])=O.[O-][N+]([O-])=O FYDKNKUEBJQCCN-UHFFFAOYSA-N 0.000 description 5
- BOTDANWDWHJENH-UHFFFAOYSA-N Tetraethyl orthosilicate Chemical compound CCO[Si](OCC)(OCC)OCC BOTDANWDWHJENH-UHFFFAOYSA-N 0.000 description 3
- IAQRGUVFOMOMEM-UHFFFAOYSA-N butene Natural products CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical compound CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 2
- IWOUKMZUPDVPGQ-UHFFFAOYSA-N barium nitrate Chemical compound [Ba+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O IWOUKMZUPDVPGQ-UHFFFAOYSA-N 0.000 description 2
- ZCCIPPOKBCJFDN-UHFFFAOYSA-N calcium nitrate Chemical compound [Ca+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O ZCCIPPOKBCJFDN-UHFFFAOYSA-N 0.000 description 2
- 238000006555 catalytic reaction Methods 0.000 description 2
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N iron oxide Inorganic materials [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- NDLPOXTZKUMGOV-UHFFFAOYSA-N oxo(oxoferriooxy)iron hydrate Chemical compound O.O=[Fe]O[Fe]=O NDLPOXTZKUMGOV-UHFFFAOYSA-N 0.000 description 2
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 229910052712 strontium Inorganic materials 0.000 description 2
- CIOAGBVUUVVLOB-UHFFFAOYSA-N strontium atom Chemical compound [Sr] CIOAGBVUUVVLOB-UHFFFAOYSA-N 0.000 description 2
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 2
- QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910002651 NO3 Inorganic materials 0.000 description 1
- NHNBFGGVMKEFGY-UHFFFAOYSA-N Nitrate Chemical compound [O-][N+]([O-])=O NHNBFGGVMKEFGY-UHFFFAOYSA-N 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010612 desalination reaction Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- MVFCKEFYUDZOCX-UHFFFAOYSA-N iron(2+);dinitrate Chemical compound [Fe+2].[O-][N+]([O-])=O.[O-][N+]([O-])=O MVFCKEFYUDZOCX-UHFFFAOYSA-N 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- -1 rare earth acetate Chemical class 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 125000005372 silanol group Chemical group 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/23—Rearrangement of carbon-to-carbon unsaturated bonds
- C07C5/25—Migration of carbon-to-carbon double bonds
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C5/00—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms
- C07C5/22—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by isomerisation
- C07C5/23—Rearrangement of carbon-to-carbon unsaturated bonds
- C07C5/25—Migration of carbon-to-carbon double bonds
- C07C5/2506—Catalytic processes
- C07C5/2512—Catalytic processes with metal oxides
-
- 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
- B01J23/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of the alkali- or alkaline earth metals or beryllium
-
- 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
- B01J23/08—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of gallium, indium or thallium
-
- 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
- B01J23/10—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of rare earths
-
- 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
- B01J23/74—Iron group metals
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
- Catalysts (AREA)
Abstract
Description
Claims (10)
- 감마알루미나를 기제로한 촉매의 존재하에 올레핀 결합 이성화방법에 있어서, 일반식(1)의 촉매존재하에 올레핀을 이성화하는 것을 특징으로 하는 방법.a Al2O3. b SiO2. c MexOy(1)단 (1)식에 있어서 MexOy는 IIA 또는 VIII 또는 IIIB 또는 란탄족 원소로 구성된 군으로부터 선택된 2가 또는 3가 금속의 산화물이고, a,b,c는 각각 Al2O3, SiO2및 MexOy의 몰수이며 b와 c는 다음식 (2)과 같은 관계를 가짐.식 (2)에 있어서 B는 0.01과 같거나 이보다 큰 수이고 b는 0-0.300사이의 수이고 (b+c)/a의 비는 0.01-9.0사이이며 m은 0.7-0.1사이의 수임.
- 제1항에 있어서, 올레핀의 이성화 온도를 350-550℃로 함을 특징으로 하는 방법.
- 제2항에 있어서, 올레핀의 이성화 온도를 450-500℃로 함을 특징으로 하는 방법.
- 제1항에 있어서, 올레핀의 이성화 압력을 0.1-10기압으로 함을 특징으로 하는 방법.
- 제4항에 있어서, 올레핀의 이성화 압력을 0.5-3기압으로 함을 특징으로 하는 방법.
- 제1항에 있어서, 올레핀의 공간속도를 2-20h-1의 범위로 함을 특징으로 하는 방법.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT21511/82A IT1190839B (it) | 1982-05-27 | 1982-05-27 | Procedimento per la isomerizzazione di legame delle olefine |
| IT21511A/82 | 1982-05-27 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR840004702A KR840004702A (ko) | 1984-10-24 |
| KR870000055B1 true KR870000055B1 (ko) | 1987-02-09 |
Family
ID=11182885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019830002257A Expired KR870000055B1 (ko) | 1982-05-27 | 1983-05-23 | 올레핀 결합 이성화방법 |
Country Status (33)
| Country | Link |
|---|---|
| US (1) | US4814542A (ko) |
| JP (1) | JPS58219128A (ko) |
| KR (1) | KR870000055B1 (ko) |
| AT (1) | AT382864B (ko) |
| AU (1) | AU552806B2 (ko) |
| BE (1) | BE896849A (ko) |
| CA (1) | CA1199041A (ko) |
| CS (1) | CS244933B2 (ko) |
| DD (1) | DD209801A5 (ko) |
| DE (1) | DE3319171A1 (ko) |
| DK (1) | DK234583A (ko) |
| ES (1) | ES523076A0 (ko) |
| FR (1) | FR2527596A1 (ko) |
| GB (1) | GB2121430B (ko) |
| GR (1) | GR81339B (ko) |
| HU (1) | HUT34419A (ko) |
| IN (2) | IN159131B (ko) |
| IT (1) | IT1190839B (ko) |
| LU (1) | LU84823A1 (ko) |
| MW (1) | MW2283A1 (ko) |
| NL (1) | NL8301872A (ko) |
| NO (1) | NO831847L (ko) |
| NZ (1) | NZ204340A (ko) |
| PH (1) | PH17965A (ko) |
| PL (1) | PL141424B1 (ko) |
| PT (1) | PT76764B (ko) |
| RO (1) | RO86409B (ko) |
| SE (1) | SE8302849L (ko) |
| SU (1) | SU1333231A3 (ko) |
| YU (1) | YU113083A (ko) |
| ZA (1) | ZA833396B (ko) |
| ZM (1) | ZM3683A1 (ko) |
| ZW (1) | ZW11283A1 (ko) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| IT1190839B (it) * | 1982-05-27 | 1988-02-24 | Anic Spa | Procedimento per la isomerizzazione di legame delle olefine |
| EP0225407A1 (en) * | 1985-01-25 | 1987-06-16 | Council of Scientific and Industrial Research | Lanthanum silicate materials, their production and use |
| FR2584388B1 (fr) * | 1985-07-03 | 1991-02-15 | Rhone Poulenc Spec Chim | Composition a base d'oxyde cerique, sa preparation et ses utilisations |
| AU591208B2 (en) * | 1985-12-23 | 1989-11-30 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Catalyst for vapor-phase intramolecular dehydration reaction of alkanolamines |
| AU590653B2 (en) * | 1985-12-27 | 1989-11-09 | Nippon Shokubai Kagaku Kogyo Co. Ltd. | Catalyst for vapor-phase intermolecular dehydration reaction of alkanolamines |
| US5507940A (en) * | 1991-08-30 | 1996-04-16 | Shell Oil Company | Hydrodenitrification catalyst and process |
| DE4445680A1 (de) * | 1994-12-21 | 1996-06-27 | Huels Chemische Werke Ag | Katalysator und Verfahren zur Isomerisierung von aliphatischen C¶4¶-C¶1¶¶0¶-Monoolefinen |
| IT1276802B1 (it) * | 1995-06-30 | 1997-11-03 | Enichem Spa | Procedimento integrato per la produzione di butene-1 |
| US6875901B2 (en) * | 2001-05-23 | 2005-04-05 | Abb Lummus Global Inc. | Olefin isomerization process |
| US6777582B2 (en) * | 2002-03-07 | 2004-08-17 | Abb Lummus Global Inc. | Process for producing propylene and hexene from C4 olefin streams |
| DE10311139A1 (de) | 2003-03-14 | 2004-09-23 | Basf Ag | Verfahren zur Herstellung von 1-Buten |
| US7638573B2 (en) * | 2006-04-07 | 2009-12-29 | Exxonmobil Chemical Patents Inc. | Butyl nanocomposite via low Mw elastomer pre-blend |
| US9266808B2 (en) | 2006-11-30 | 2016-02-23 | Basf Se | Method for the hydroformylation of olefins |
| DE102008036295A1 (de) * | 2008-08-04 | 2010-02-11 | Bayer Technology Services Gmbh | Katalysatorzusammensetzung zur Umesterung |
| US8586813B2 (en) * | 2009-07-21 | 2013-11-19 | Lummus Technology Inc. | Catalyst for metathesis of ethylene and 2-butene and/or double bond isomerization |
| US8704028B2 (en) * | 2010-03-30 | 2014-04-22 | Uop Llc | Conversion of acyclic symmetrical olefins to higher and lower carbon number olefin products |
| DE102013226370A1 (de) | 2013-12-18 | 2015-06-18 | Evonik Industries Ag | Herstellung von Butadien durch oxidative Dehydrierung von n-Buten nach vorhergehender Isomerisierung |
| DE102015200702A1 (de) | 2015-01-19 | 2016-07-21 | Evonik Degussa Gmbh | Herstellung von Butadien aus Ethen |
| JP6571392B2 (ja) | 2015-05-29 | 2019-09-04 | Jxtgエネルギー株式会社 | 異性化触媒、直鎖オレフィンの製造方法及び化合物の製造方法 |
| JP6736017B2 (ja) * | 2015-11-05 | 2020-08-05 | Eneos株式会社 | 異性化触媒、直鎖オレフィンの製造方法及び化合物の製造方法 |
| MY190591A (en) * | 2016-07-28 | 2022-04-27 | Lyondell Chemical Tech Lp | Paraffin removal from c? containing streams |
| US10550048B2 (en) * | 2017-01-20 | 2020-02-04 | Saudi Arabian Oil Company | Multiple-stage catalyst system for self-metathesis with controlled isomerization and cracking |
| JP2020097544A (ja) * | 2018-12-18 | 2020-06-25 | Jxtgエネルギー株式会社 | 直鎖モノオレフィンの製造方法及び化合物の製造方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3313858A (en) * | 1965-02-12 | 1967-04-11 | Phillips Petroleum Co | Isomerization of non-terminal olefins |
| US3467727A (en) * | 1966-10-10 | 1969-09-16 | Universal Oil Prod Co | Isomerization of 2,3-dimethylbutenes |
| US3479415A (en) * | 1967-05-12 | 1969-11-18 | Air Prod & Chem | Isomerization of olefinic hydrocarbons |
| GB1267719A (en) * | 1969-12-05 | 1972-03-22 | Exxon Research Engineering Co | Isomerization of olefins |
| US3864424A (en) * | 1973-04-30 | 1975-02-04 | Universal Oil Prod Co | Isomerization process |
| US4217244A (en) * | 1978-05-11 | 1980-08-12 | Phillips Petroleum Company | Regeneration of isomerization catalysts containing magnesium oxide |
| US4229610A (en) * | 1978-11-03 | 1980-10-21 | Phillips Petroleum Company | Olefin double bond isomerization |
| FR2506297B1 (fr) * | 1981-05-21 | 1986-05-02 | Inst Francais Du Petrole | Procede d'isomerisation d'olefines |
| IT1190839B (it) * | 1982-05-27 | 1988-02-24 | Anic Spa | Procedimento per la isomerizzazione di legame delle olefine |
-
1982
- 1982-05-27 IT IT21511/82A patent/IT1190839B/it active
-
1983
- 1983-05-11 ZA ZA833396A patent/ZA833396B/xx unknown
- 1983-05-12 ZW ZW112/83A patent/ZW11283A1/xx unknown
- 1983-05-13 AU AU14535/83A patent/AU552806B2/en not_active Ceased
- 1983-05-16 GR GR71362A patent/GR81339B/el unknown
- 1983-05-17 GB GB08313561A patent/GB2121430B/en not_active Expired
- 1983-05-18 PH PH28925A patent/PH17965A/en unknown
- 1983-05-19 SE SE8302849A patent/SE8302849L/ not_active Application Discontinuation
- 1983-05-20 YU YU01130/83A patent/YU113083A/xx unknown
- 1983-05-23 KR KR1019830002257A patent/KR870000055B1/ko not_active Expired
- 1983-05-24 NZ NZ204340A patent/NZ204340A/en unknown
- 1983-05-24 RO RO111051A patent/RO86409B/ro unknown
- 1983-05-25 DK DK234583A patent/DK234583A/da not_active Application Discontinuation
- 1983-05-25 NO NO831847A patent/NO831847L/no unknown
- 1983-05-25 FR FR8308648A patent/FR2527596A1/fr active Granted
- 1983-05-26 SU SU833598342A patent/SU1333231A3/ru active
- 1983-05-26 AT AT0192583A patent/AT382864B/de not_active IP Right Cessation
- 1983-05-26 LU LU84823A patent/LU84823A1/fr unknown
- 1983-05-26 NL NL8301872A patent/NL8301872A/nl not_active Application Discontinuation
- 1983-05-26 DE DE19833319171 patent/DE3319171A1/de active Granted
- 1983-05-26 PT PT76764A patent/PT76764B/pt unknown
- 1983-05-26 BE BE0/210852A patent/BE896849A/fr not_active IP Right Cessation
- 1983-05-26 CS CS833719A patent/CS244933B2/cs unknown
- 1983-05-26 HU HU831864A patent/HUT34419A/hu unknown
- 1983-05-26 PL PL1983242214A patent/PL141424B1/pl unknown
- 1983-05-26 MW MW22/83A patent/MW2283A1/xx unknown
- 1983-05-26 CA CA000428977A patent/CA1199041A/en not_active Expired
- 1983-05-27 JP JP58092563A patent/JPS58219128A/ja active Pending
- 1983-05-27 DD DD83251340A patent/DD209801A5/de unknown
- 1983-05-27 IN IN671/CAL/83A patent/IN159131B/en unknown
- 1983-05-27 ES ES523076A patent/ES523076A0/es active Granted
- 1983-05-27 IN IN669/CAL/83A patent/IN158661B/en unknown
- 1983-05-27 ZM ZM36/83A patent/ZM3683A1/xx unknown
-
1988
- 1988-07-26 US US07/224,359 patent/US4814542A/en not_active Expired - Fee Related
Also Published As
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