DE2139611C3 - Verfahren zur Dehydrierung von Olefinen zu Diolefinen - Google Patents
Verfahren zur Dehydrierung von Olefinen zu DiolefinenInfo
- Publication number
- DE2139611C3 DE2139611C3 DE2139611A DE2139611A DE2139611C3 DE 2139611 C3 DE2139611 C3 DE 2139611C3 DE 2139611 A DE2139611 A DE 2139611A DE 2139611 A DE2139611 A DE 2139611A DE 2139611 C3 DE2139611 C3 DE 2139611C3
- Authority
- DE
- Germany
- Prior art keywords
- dehydrogenation
- catalyst
- olefins
- sodium
- butene
- 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
- 238000006356 dehydrogenation reaction Methods 0.000 title claims description 15
- 150000001336 alkenes Chemical class 0.000 title claims description 14
- 238000000034 method Methods 0.000 title claims description 13
- 150000001993 dienes Chemical class 0.000 title claims description 8
- 239000003054 catalyst Substances 0.000 claims description 22
- 239000011734 sodium Substances 0.000 claims description 11
- 229910052708 sodium Inorganic materials 0.000 claims description 10
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
- 229930195733 hydrocarbon Natural products 0.000 claims description 3
- 150000002430 hydrocarbons Chemical class 0.000 claims description 3
- 239000004215 Carbon black (E152) Substances 0.000 claims description 2
- 239000003513 alkali Substances 0.000 claims description 2
- 239000013543 active substance Substances 0.000 claims 1
- RRHGJUQNOFWUDK-UHFFFAOYSA-N Isoprene Chemical compound CC(=C)C=C RRHGJUQNOFWUDK-UHFFFAOYSA-N 0.000 description 12
- KEAYESYHFKHZAL-UHFFFAOYSA-N Sodium Chemical compound [Na] KEAYESYHFKHZAL-UHFFFAOYSA-N 0.000 description 11
- QMMOXUPEWRXHJS-UHFFFAOYSA-N pent-2-ene Chemical class CCC=CC QMMOXUPEWRXHJS-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 10
- 239000003085 diluting agent Substances 0.000 description 10
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 9
- PMJHHCWVYXUKFD-SNAWJCMRSA-N (E)-1,3-pentadiene Chemical group C\C=C\C=C PMJHHCWVYXUKFD-SNAWJCMRSA-N 0.000 description 8
- SDJHPPZKZZWAKF-UHFFFAOYSA-N 2,3-dimethylbuta-1,3-diene Chemical compound CC(=C)C(C)=C SDJHPPZKZZWAKF-UHFFFAOYSA-N 0.000 description 8
- PMJHHCWVYXUKFD-UHFFFAOYSA-N piperylene Natural products CC=CC=C PMJHHCWVYXUKFD-UHFFFAOYSA-N 0.000 description 8
- BKOOMYPCSUNDGP-UHFFFAOYSA-N 2-methylbut-2-ene Chemical compound CC=C(C)C BKOOMYPCSUNDGP-UHFFFAOYSA-N 0.000 description 6
- IAQRGUVFOMOMEM-UHFFFAOYSA-N but-2-ene Chemical compound CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 5
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 5
- VXNZUUAINFGPBY-UHFFFAOYSA-N 1-Butene Chemical compound CCC=C VXNZUUAINFGPBY-UHFFFAOYSA-N 0.000 description 4
- WGLLSSPDPJPLOR-UHFFFAOYSA-N 2,3-dimethylbut-2-ene Chemical compound CC(C)=C(C)C WGLLSSPDPJPLOR-UHFFFAOYSA-N 0.000 description 4
- MHNNAWXXUZQSNM-UHFFFAOYSA-N 2-methylbut-1-ene Chemical compound CCC(C)=C MHNNAWXXUZQSNM-UHFFFAOYSA-N 0.000 description 4
- KAKZBPTYRLMSJV-UHFFFAOYSA-N Butadiene Chemical compound C=CC=C KAKZBPTYRLMSJV-UHFFFAOYSA-N 0.000 description 4
- 239000004927 clay Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 3
- XNMQEEKYCVKGBD-UHFFFAOYSA-N dimethylacetylene Natural products CC#CC XNMQEEKYCVKGBD-UHFFFAOYSA-N 0.000 description 3
- 239000001307 helium Substances 0.000 description 3
- 229910052734 helium Inorganic materials 0.000 description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 3
- 150000004678 hydrides Chemical class 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 229910000104 sodium hydride Inorganic materials 0.000 description 3
- 239000012312 sodium hydride Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- JMMZCWZIJXAGKW-UHFFFAOYSA-N 2-methylpent-2-ene Chemical compound CCC=C(C)C JMMZCWZIJXAGKW-UHFFFAOYSA-N 0.000 description 2
- RCJMVGJKROQDCB-UHFFFAOYSA-N 2-methylpenta-1,3-diene Chemical compound CC=CC(C)=C RCJMVGJKROQDCB-UHFFFAOYSA-N 0.000 description 2
- CJSBUWDGPXGFGA-UHFFFAOYSA-N 4-methylpenta-1,3-diene Chemical compound CC(C)=CC=C CJSBUWDGPXGFGA-UHFFFAOYSA-N 0.000 description 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Chemical group [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000018044 dehydration Effects 0.000 description 2
- 238000006297 dehydration reaction Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- BOGRNZQRTNVZCZ-AATRIKPKSA-N (3e)-3-methylpenta-1,3-diene Chemical compound C\C=C(/C)C=C BOGRNZQRTNVZCZ-AATRIKPKSA-N 0.000 description 1
- BOGRNZQRTNVZCZ-UHFFFAOYSA-N 1,2-dimethyl-butadiene Natural products CC=C(C)C=C BOGRNZQRTNVZCZ-UHFFFAOYSA-N 0.000 description 1
- OWWIWYDDISJUMY-UHFFFAOYSA-N 2,3-dimethylbut-1-ene Chemical class CC(C)C(C)=C OWWIWYDDISJUMY-UHFFFAOYSA-N 0.000 description 1
- IGLWCQMNTGCUBB-UHFFFAOYSA-N 3-methylidenepent-1-ene Chemical compound CCC(=C)C=C IGLWCQMNTGCUBB-UHFFFAOYSA-N 0.000 description 1
- RYKZRKKEYSRDNF-UHFFFAOYSA-N 3-methylidenepentane Chemical compound CCC(=C)CC RYKZRKKEYSRDNF-UHFFFAOYSA-N 0.000 description 1
- LDTAOIUHUHHCMU-UHFFFAOYSA-N 3-methylpent-1-ene Chemical class CCC(C)C=C LDTAOIUHUHHCMU-UHFFFAOYSA-N 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 description 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- IOVCWXUNBOPUCH-UHFFFAOYSA-M Nitrite anion Chemical compound [O-]N=O IOVCWXUNBOPUCH-UHFFFAOYSA-M 0.000 description 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 description 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 1
- 150000001342 alkaline earth metals Chemical class 0.000 description 1
- 238000005899 aromatization reaction Methods 0.000 description 1
- 150000004649 carbonic acid derivatives Chemical class 0.000 description 1
- 238000003763 carbonization Methods 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000011651 chromium Substances 0.000 description 1
- 229910000423 chromium oxide Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003776 cleavage reaction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 150000001925 cycloalkenes Chemical class 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 238000006317 isomerization reaction Methods 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 1
- 235000020004 porter Nutrition 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 229930195734 saturated hydrocarbon Natural products 0.000 description 1
- 230000007017 scission Effects 0.000 description 1
- 102000012498 secondary active transmembrane transporter activity proteins Human genes 0.000 description 1
- 108040003878 secondary active transmembrane transporter activity proteins Proteins 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000004408 titanium dioxide Substances 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
- C07C5/32—Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by dehydrogenation with formation of free hydrogen
- C07C5/327—Formation of non-aromatic carbon-to-carbon double bonds only
- C07C5/333—Catalytic processes
- C07C5/3335—Catalytic processes with metals
-
- 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
-
- 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
- Y02P20/582—Recycling of unreacted starting or intermediate materials
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US6664370A | 1970-08-24 | 1970-08-24 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2139611A1 DE2139611A1 (de) | 1972-03-02 |
| DE2139611B2 DE2139611B2 (de) | 1980-09-04 |
| DE2139611C3 true DE2139611C3 (de) | 1981-07-30 |
Family
ID=22070781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2139611A Expired DE2139611C3 (de) | 1970-08-24 | 1971-08-04 | Verfahren zur Dehydrierung von Olefinen zu Diolefinen |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US3751510A (enExample) |
| JP (1) | JPS5440523B1 (enExample) |
| BE (1) | BE771488A (enExample) |
| CA (1) | CA955273A (enExample) |
| DE (1) | DE2139611C3 (enExample) |
| FR (1) | FR2104462A5 (enExample) |
| GB (1) | GB1351331A (enExample) |
| NL (1) | NL7111530A (enExample) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4935572A (en) * | 1988-03-28 | 1990-06-19 | Institute Of Gas Technology | Mixed basic metal oxide catalyst for oxidative coupling of methane |
| EP0335130A1 (en) * | 1988-03-28 | 1989-10-04 | Institute of Gas Technology | Mixed basic metal oxide catalyst |
| US4950830A (en) * | 1988-03-28 | 1990-08-21 | Institute Of Gas Technology | Dehydration of aliphatic and alicyclic hydrocarbons and aliphatic and alicyclic substituted aromatic hydrocarbons |
| US4950827A (en) * | 1988-03-28 | 1990-08-21 | Institute Of Gas Technology | Oxidative coupling of aliphatic and alicyclic hydrocarbons with aliphatic and alicyclic substituted aromatic hydrocarbons |
| RU2314282C1 (ru) * | 2006-06-01 | 2008-01-10 | Открытое акционерное общество "Нижнекамскнефтехим" | Способ получения изопрена |
| US8524969B2 (en) * | 2008-07-22 | 2013-09-03 | Fina Technology, Inc. | Dehydrogenation reactions of hydrocarbons to alkenes |
| US20100022816A1 (en) * | 2008-07-22 | 2010-01-28 | Fina Technology, Inc. | Dehydrogenation of Methylbutenes to Isoprene |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2745887A (en) * | 1953-06-15 | 1956-05-15 | Universal Oil Prod Co | Dehydrogenation of non-aromatic cyclic compounds |
| US2854492A (en) * | 1953-09-02 | 1958-09-30 | Houdry Process Corp | Process for catalytic dehydrogenation of hydrocarbons and their derivatives |
-
1970
- 1970-08-24 US US00066643A patent/US3751510A/en not_active Expired - Lifetime
-
1971
- 1971-07-23 GB GB3462071A patent/GB1351331A/en not_active Expired
- 1971-08-04 CA CA119,739A patent/CA955273A/en not_active Expired
- 1971-08-04 DE DE2139611A patent/DE2139611C3/de not_active Expired
- 1971-08-18 BE BE771488A patent/BE771488A/xx unknown
- 1971-08-18 FR FR7130055A patent/FR2104462A5/fr not_active Expired
- 1971-08-20 JP JP6353371A patent/JPS5440523B1/ja active Pending
- 1971-08-20 NL NL7111530A patent/NL7111530A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2104462A5 (enExample) | 1972-04-14 |
| JPS5440523B1 (enExample) | 1979-12-04 |
| DE2139611B2 (de) | 1980-09-04 |
| CA955273A (en) | 1974-09-24 |
| BE771488A (fr) | 1971-12-31 |
| NL7111530A (enExample) | 1972-02-28 |
| GB1351331A (en) | 1974-04-24 |
| US3751510A (en) | 1973-08-07 |
| DE2139611A1 (de) | 1972-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE3021371A1 (de) | Verfahren zur selektiven hydrierung einer kohlenwasserstoff-fraktion mit 2 bis 3 kohlenstoffatomen pro molekuel | |
| DE1442597C3 (de) | Verfahren zur katalytischen Dis proportiomerung von acyclischen, öle (mischen Kohlenwasserstoffen | |
| DE2631536A1 (de) | Verfahren zur herstellung von olefinischen kohlenwasserstoffen | |
| DE69029432T2 (de) | Verfahren zur katalytischen Dehydrierung von Kohlenwasserstoffen | |
| DE1593543A1 (de) | Verfahren zur Herstellung von Diolefinen | |
| DE2112650A1 (de) | Verfahren zum selektiven Hydrieren von Kohlenwasserstoffen | |
| DE2011826C3 (de) | Verfahren zur Gewinnung von tertiären C4 - oder C5 -Olefinen aus Gemischen mit Paraffinen und anderen Monoolefinen etwa gleichen Siedebereiches | |
| US4230897A (en) | Process for selectively hydrogenating a hydrocarbon cut containing at least one diolefinic hydrocarbon and at least one acetylenic hydrocarbon using a palladium catalyst with crystallites of at least 50 angstroms | |
| DE2139611B2 (de) | Verfahren zur Dehydrierung von Olefinen zu Diolefinen | |
| DE2155400A1 (de) | Selektive hydrierung von alkinen | |
| US3887631A (en) | Oxidative dehydrogenation of hydrocarbons | |
| DE2164806A1 (enExample) | ||
| DE2637774A1 (de) | Verfahren zur durchfuehrung einer oxydativen dehydrierung | |
| DE1542024C3 (de) | Verfahren zur katalytischen Disproportionierung acyclischer, olefinischer Kohlenwasserstoffe | |
| DE2728218A1 (de) | Verfahren zur isomerisation von 1-buten in 2-buten | |
| DE2625827A1 (de) | Verfahren zur oxidativen dehydrierung von kohlenwasserstoffen | |
| DE2057269C3 (de) | Verfahren zur Mischdimerisation von Propylen und n-Butenen | |
| DE843402C (de) | Verfahren zur Umwandlung von Kohlenwasserstoffen ohne wesentliche Spaltung, insbesondere zur Dehydrierung oder Aromatisierung | |
| DE848360C (de) | Verfahren zur selektiven katalytischen Hydrierung von Alkadienen zu Alkenen in Kohlenwasserstoffgemischen | |
| DE1917871C3 (de) | Verfahren zum Oligomerisieren von monoolefinischen Kohlenwasserstoffen unter Verwendung eines Nickel-cycloC, -Komplexes auf einem festen oxidischen Trägermaterial als Katalysator | |
| DE867690C (de) | Verfahren zur Entfernung von geringen Mengen Dienkohlenwasser-stoffen aus Olefine und Wasserstoff enthaltenden Gasgemischen | |
| DE1643832C3 (de) | Verfahren zur Herstellung nickelhaltiger Cyclooligomerisierungskatalysatoren | |
| DE868895C (de) | Verfahren zur Verbesserung der Klopffestigkeit von wasserstoffreichen Benzinen oder Benzinfraktionen | |
| AT256056B (de) | Verfahren zur Disproportionierung nicht-tertiärer aliphatischer Monoolefine | |
| DE1299605B (de) | Verfahren zur Herstellung eines Cr/Ni-Traegerkatalysators fuer selektive Hydrierung von Diolefinen und Acetylenkohlenwasserstoffen |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OD | Request for examination | ||
| C3 | Grant after two publication steps (3rd publication) | ||
| 8339 | Ceased/non-payment of the annual fee |