NL7908600A - Werkwijze voor de regeneratie van een katalysator voor de dealkylering van aromatische koolwaterstoffen met waterdamp. - Google Patents

Werkwijze voor de regeneratie van een katalysator voor de dealkylering van aromatische koolwaterstoffen met waterdamp. Download PDF

Info

Publication number: NL7908600A
Authority: NL; Netherlands
Prior art keywords: catalyst; halogen; reaction zone; gas; temperature
Prior art date: 1978-11-29

Application number

NL7908600A

Other languages

English (en)

Dutch (nl)

Original Assignee

Inst Francais Du Petrole

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.)

1978-11-29

Filing date

1979-11-27

Publication date

1980-06-02

1979-11-27 Application filed by Inst Francais Du Petrole filed Critical Inst Francais Du Petrole

1980-06-02 Publication of NL7908600A publication Critical patent/NL7908600A/nl

Links

239000003054 catalyst Substances 0.000 title claims description 125
238000011069 regeneration method Methods 0.000 title claims description 38
230000008929 regeneration Effects 0.000 title claims description 36
238000000034 method Methods 0.000 title claims description 31
230000008569 process Effects 0.000 title claims description 30
238000006900 dealkylation reaction Methods 0.000 title claims description 18
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 16
230000020335 dealkylation Effects 0.000 title claims description 14
150000004945 aromatic hydrocarbons Chemical class 0.000 title claims description 4
238000006243 chemical reaction Methods 0.000 claims description 56
239000001257 hydrogen Substances 0.000 claims description 37
229910052739 hydrogen Inorganic materials 0.000 claims description 37
229910052736 halogen Inorganic materials 0.000 claims description 34
150000002367 halogens Chemical class 0.000 claims description 34
239000007789 gas Substances 0.000 claims description 33
UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 32
238000002485 combustion reaction Methods 0.000 claims description 15
150000002366 halogen compounds Chemical class 0.000 claims description 14
238000010926 purge Methods 0.000 claims description 11
ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 claims description 9
239000000460 chlorine Substances 0.000 claims description 9
229910052801 chlorine Inorganic materials 0.000 claims description 9
QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 8
239000011261 inert gas Substances 0.000 claims description 8
229910052751 metal Inorganic materials 0.000 claims description 8
239000002184 metal Substances 0.000 claims description 8
239000001301 oxygen Substances 0.000 claims description 8
229910052760 oxygen Inorganic materials 0.000 claims description 8
238000001354 calcination Methods 0.000 claims description 7
150000001875 compounds Chemical class 0.000 claims description 7
230000009467 reduction Effects 0.000 claims description 7
ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 claims description 6
229910052700 potassium Inorganic materials 0.000 claims description 6
239000011591 potassium Substances 0.000 claims description 6
MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 5
229910052799 carbon Inorganic materials 0.000 claims description 5
229910001882 dioxygen Inorganic materials 0.000 claims description 5
BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical group [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 claims description 5
229910052702 rhenium Inorganic materials 0.000 claims description 5
WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 claims description 5
229910052703 rhodium Inorganic materials 0.000 claims description 5
239000010948 rhodium Substances 0.000 claims description 5
MHOVAHRLVXNVSD-UHFFFAOYSA-N rhodium atom Chemical compound [Rh] MHOVAHRLVXNVSD-UHFFFAOYSA-N 0.000 claims description 5
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 4
WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
229910052792 caesium Inorganic materials 0.000 claims description 4
TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 claims description 4
150000001805 chlorine compounds Chemical class 0.000 claims description 4
229910052744 lithium Inorganic materials 0.000 claims description 4
239000010970 precious metal Substances 0.000 claims description 4
229910052701 rubidium Inorganic materials 0.000 claims description 4
IGLNJRXAVVLDKE-UHFFFAOYSA-N rubidium atom Chemical compound [Rb] IGLNJRXAVVLDKE-UHFFFAOYSA-N 0.000 claims description 4
229910052708 sodium Inorganic materials 0.000 claims description 4
239000011734 sodium Substances 0.000 claims description 4
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 3
229910052802 copper Inorganic materials 0.000 claims description 3
239000010949 copper Substances 0.000 claims description 3
PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 3
229910052737 gold Inorganic materials 0.000 claims description 3
239000010931 gold Substances 0.000 claims description 3
TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 3
229910052709 silver Inorganic materials 0.000 claims description 3
239000004332 silver Substances 0.000 claims description 3
239000010936 titanium Substances 0.000 claims description 3
229910052719 titanium Inorganic materials 0.000 claims description 3
238000010924 continuous production Methods 0.000 claims 1
YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 29
UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 27
IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 12
230000000694 effects Effects 0.000 description 10
-1 platinum group metals Chemical class 0.000 description 7
229910052757 nitrogen Inorganic materials 0.000 description 6
229930195733 hydrocarbon Natural products 0.000 description 5
150000002430 hydrocarbons Chemical class 0.000 description 5
150000002431 hydrogen Chemical class 0.000 description 5
YNQLUTRBYVCPMQ-UHFFFAOYSA-N Ethylbenzene Chemical compound CCC1=CC=CC=C1 YNQLUTRBYVCPMQ-UHFFFAOYSA-N 0.000 description 4
VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
230000007423 decrease Effects 0.000 description 4
238000010828 elution Methods 0.000 description 4
238000012360 testing method Methods 0.000 description 4
238000005406 washing Methods 0.000 description 4
PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 3
239000000571 coke Substances 0.000 description 3
239000007788 liquid Substances 0.000 description 3
239000008096 xylene Substances 0.000 description 3
150000003738 xylenes Chemical class 0.000 description 3
GWHJZXXIDMPWGX-UHFFFAOYSA-N 1,2,4-trimethylbenzene Chemical compound CC1=CC=C(C)C(C)=C1 GWHJZXXIDMPWGX-UHFFFAOYSA-N 0.000 description 2
FGUUSXIOTUKUDN-IBGZPJMESA-N C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 Chemical compound C1(=CC=CC=C1)N1C2=C(NC([C@H](C1)NC=1OC(=NN=1)C1=CC=CC=C1)=O)C=CC=C2 FGUUSXIOTUKUDN-IBGZPJMESA-N 0.000 description 2
XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
229910052783 alkali metal Inorganic materials 0.000 description 2
150000001340 alkali metals Chemical class 0.000 description 2
239000003575 carbonaceous material Substances 0.000 description 2
230000000052 comparative effect Effects 0.000 description 2
230000006870 function Effects 0.000 description 2
230000002779 inactivation Effects 0.000 description 2
239000000203 mixture Substances 0.000 description 2
YNPNZTXNASCQKK-UHFFFAOYSA-N phenanthrene Chemical compound C1=CC=C2C3=CC=CC=C3C=CC2=C1 YNPNZTXNASCQKK-UHFFFAOYSA-N 0.000 description 2
238000002360 preparation method Methods 0.000 description 2
238000012545 processing Methods 0.000 description 2
ODLMAHJVESYWTB-UHFFFAOYSA-N propylbenzene Chemical compound CCCC1=CC=CC=C1 ODLMAHJVESYWTB-UHFFFAOYSA-N 0.000 description 2
230000001172 regenerating effect Effects 0.000 description 2
VZGDMQKNWNREIO-UHFFFAOYSA-N tetrachloromethane Chemical compound ClC(Cl)(Cl)Cl VZGDMQKNWNREIO-UHFFFAOYSA-N 0.000 description 2
ZSLUVFAKFWKJRC-IGMARMGPSA-N 232Th Chemical compound [232Th] ZSLUVFAKFWKJRC-IGMARMGPSA-N 0.000 description 1
GNFTZDOKVXKIBK-UHFFFAOYSA-N 3-(2-methoxyethoxy)benzohydrazide Chemical compound COCCOC1=CC=CC(C(=O)NN)=C1 GNFTZDOKVXKIBK-UHFFFAOYSA-N 0.000 description 1
241000928106 Alain Species 0.000 description 1
QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 1
JMLRPNMHZLHUAX-UHFFFAOYSA-N CC(CCl)(C(CCCCCl)(Cl)Cl)Cl Chemical compound CC(CCl)(C(CCCCCl)(Cl)Cl)Cl JMLRPNMHZLHUAX-UHFFFAOYSA-N 0.000 description 1
239000004215 Carbon black (E152) Substances 0.000 description 1
VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 1
241001077660 Molo Species 0.000 description 1
ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-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
229910021604 Rhodium(III) chloride Inorganic materials 0.000 description 1
KJTLSVCANCCWHF-UHFFFAOYSA-N Ruthenium Chemical compound [Ru] KJTLSVCANCCWHF-UHFFFAOYSA-N 0.000 description 1
FEWJPZIEWOKRBE-UHFFFAOYSA-N Tartaric acid Natural products [H+].[H+].[O-]C(=O)C(O)C(O)C([O-])=O FEWJPZIEWOKRBE-UHFFFAOYSA-N 0.000 description 1
229910052776 Thorium Inorganic materials 0.000 description 1
ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
BZHJMEDXRYGGRV-UHFFFAOYSA-N Vinyl chloride Chemical compound ClC=C BZHJMEDXRYGGRV-UHFFFAOYSA-N 0.000 description 1
239000002253 acid Substances 0.000 description 1
239000011149 active material Substances 0.000 description 1
150000004996 alkyl benzenes Chemical class 0.000 description 1
125000000217 alkyl group Chemical group 0.000 description 1
HUTDUHSNJYTCAR-UHFFFAOYSA-N ancymidol Chemical compound C1=CC(OC)=CC=C1C(O)(C=1C=NC=NC=1)C1CC1 HUTDUHSNJYTCAR-UHFFFAOYSA-N 0.000 description 1
238000013459 approach Methods 0.000 description 1
125000003118 aryl group Chemical group 0.000 description 1
230000015572 biosynthetic process Effects 0.000 description 1
GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 1
229910052794 bromium Inorganic materials 0.000 description 1
125000004432 carbon atom Chemical group C* 0.000 description 1
230000015556 catabolic process Effects 0.000 description 1
230000003197 catalytic effect Effects 0.000 description 1
238000006555 catalytic reaction Methods 0.000 description 1
238000001833 catalytic reforming Methods 0.000 description 1
150000008280 chlorinated hydrocarbons Chemical class 0.000 description 1
229910052804 chromium Inorganic materials 0.000 description 1
239000011651 chromium Substances 0.000 description 1
229910017052 cobalt Inorganic materials 0.000 description 1
239000010941 cobalt Substances 0.000 description 1
GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
RKTYLMNFRDHKIL-UHFFFAOYSA-N copper;5,10,15,20-tetraphenylporphyrin-22,24-diide Chemical compound [Cu+2].C1=CC(C(=C2C=CC([N-]2)=C(C=2C=CC=CC=2)C=2C=CC(N=2)=C(C=2C=CC=CC=2)C2=CC=C3[N-]2)C=2C=CC=CC=2)=NC1=C3C1=CC=CC=C1 RKTYLMNFRDHKIL-UHFFFAOYSA-N 0.000 description 1
238000005260 corrosion Methods 0.000 description 1
230000007797 corrosion Effects 0.000 description 1
238000006731 degradation reaction Methods 0.000 description 1
238000011161 development Methods 0.000 description 1
230000018109 developmental process Effects 0.000 description 1
229910052731 fluorine Inorganic materials 0.000 description 1
239000011737 fluorine Substances 0.000 description 1
239000008246 gaseous mixture Substances 0.000 description 1
229910052732 germanium Inorganic materials 0.000 description 1
GNPVGFCGXDBREM-UHFFFAOYSA-N germanium atom Chemical compound [Ge] GNPVGFCGXDBREM-UHFFFAOYSA-N 0.000 description 1
230000026030 halogenation Effects 0.000 description 1
238000005658 halogenation reaction Methods 0.000 description 1
230000006872 improvement Effects 0.000 description 1
229910052738 indium Inorganic materials 0.000 description 1
APFVFJFRJDLVQX-UHFFFAOYSA-N indium atom Chemical compound [In] APFVFJFRJDLVQX-UHFFFAOYSA-N 0.000 description 1
229910052742 iron Inorganic materials 0.000 description 1
230000007774 longterm Effects 0.000 description 1
WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 description 1
AUHZEENZYGFFBQ-UHFFFAOYSA-N mesitylene Substances CC1=CC(C)=CC(C)=C1 AUHZEENZYGFFBQ-UHFFFAOYSA-N 0.000 description 1
125000001827 mesitylenyl group Chemical group [H]C1=C(C(*)=C(C([H])=C1C([H])([H])[H])C([H])([H])[H])C([H])([H])[H] 0.000 description 1
229910052750 molybdenum Inorganic materials 0.000 description 1
239000011733 molybdenum Substances 0.000 description 1
229910052758 niobium Inorganic materials 0.000 description 1
239000010955 niobium Substances 0.000 description 1
GUCVJGMIXFAOAE-UHFFFAOYSA-N niobium atom Chemical compound [Nb] GUCVJGMIXFAOAE-UHFFFAOYSA-N 0.000 description 1
210000000287 oocyte Anatomy 0.000 description 1
229910052763 palladium Inorganic materials 0.000 description 1
229910052697 platinum Inorganic materials 0.000 description 1
238000002203 pretreatment Methods 0.000 description 1
150000003222 pyridines Chemical class 0.000 description 1
239000012495 reaction gas Substances 0.000 description 1
230000007420 reactivation Effects 0.000 description 1
SONJTKJMTWTJCT-UHFFFAOYSA-K rhodium(iii) chloride Chemical compound [Cl-].[Cl-].[Cl-].[Rh+3] SONJTKJMTWTJCT-UHFFFAOYSA-K 0.000 description 1
230000000630 rising effect Effects 0.000 description 1
229910052707 ruthenium Inorganic materials 0.000 description 1
229920006395 saturated elastomer Polymers 0.000 description 1
238000005201 scrubbing Methods 0.000 description 1
235000002906 tartaric acid Nutrition 0.000 description 1
239000011975 tartaric acid Substances 0.000 description 1
229910052718 tin Inorganic materials 0.000 description 1
WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
229910052721 tungsten Inorganic materials 0.000 description 1
239000010937 tungsten Substances 0.000 description 1
229910052720 vanadium Inorganic materials 0.000 description 1
GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 1
PXXNTAGJWPJAGM-UHFFFAOYSA-N vertaline Natural products C1C2C=3C=C(OC)C(OC)=CC=3OC(C=C3)=CC=C3CCC(=O)OC1CC1N2CCCC1 PXXNTAGJWPJAGM-UHFFFAOYSA-N 0.000 description 1
239000003643 water by type Substances 0.000 description 1
229910052845 zircon Inorganic materials 0.000 description 1
GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1

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
- 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
- B01J23/90—Regeneration or reactivation
- B01J23/96—Regeneration or reactivation of catalysts comprising metals, oxides or hydroxides of the noble metals
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C2521/00—Catalysts comprising the elements, oxides or hydroxides of magnesium, boron, aluminium, carbon, silicon, titanium, zirconium or hafnium
- C07C2521/06—Silicon, titanium, zirconium or hafnium; Oxides or hydroxides thereof
- 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
- C07C2523/02—Catalysts comprising metals or metal oxides or hydroxides, not provided for in group C07C2521/00 of the alkali- or alkaline earth metals or beryllium
- C07C2523/04—Alkali metals
- 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
- C07C2523/32—Manganese, technetium or rhenium
- C07C2523/36—Rhenium
- 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
- 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
- C07C2523/48—Silver or gold
- C07C2523/50—Silver
- 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
- C07C2523/48—Silver or gold
- C07C2523/52—Gold
- 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
- Y02P20/584—Recycling of catalysts

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Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Engineering & Computer Science (AREA)
Chemical Kinetics & Catalysis (AREA)
General Chemical & Material Sciences (AREA)
Oil, Petroleum & Natural Gas (AREA)
Materials Engineering (AREA)
Catalysts (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

NL7908600A 1978-11-29 1979-11-27 Werkwijze voor de regeneratie van een katalysator voor de dealkylering van aromatische koolwaterstoffen met waterdamp. NL7908600A (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
FR7833910		1978-11-29
FR7833910A FR2442815A1 (fr)	1978-11-29	1978-11-29	Procede de regeneration d'un catalyseur de dealkylation a la vapeur d'eau d'hydrocarbures aromatiques

Publications (1)

Publication Number	Publication Date
NL7908600A true NL7908600A (nl)	1980-06-02

Family

ID=9215578

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL7908600A NL7908600A (nl)	1978-11-29	1979-11-27	Werkwijze voor de regeneratie van een katalysator voor de dealkylering van aromatische koolwaterstoffen met waterdamp.

Country Status (8)

Country	Link
US (1)	US4277369A (it)
JP (1)	JPS5576824A (it)
BE (1)	BE880221A (it)
DE (1)	DE2947634A1 (it)
FR (1)	FR2442815A1 (it)
GB (1)	GB2038870B (it)
IT (1)	IT1126412B (it)
NL (1)	NL7908600A (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4514284A (en) *	1984-08-24	1985-04-30	Exxon Research And Engineering Co.	Reactivation of iridium-containing catalysts
US4517076A (en) *	1984-08-24	1985-05-14	Exxon Research And Engineering Co.	Reactivation of iridium-containing catalysts
GB2213828A (en) *	1987-12-18	1989-08-23	Shell Int Research	Process for the preparation of ethylene
US5461179A (en) *	1993-07-07	1995-10-24	Raytheon Engineers & Constructors, Inc.	Regeneration and stabilization of dehydrogenation catalysts
US5739071A (en) *	1993-07-07	1998-04-14	Raytheon Engineers & Constructors, Inc.	Method and apparatus for regeneratinig and stabilizing dehydrogenation catalysts
DE102007004074A1 (de) *	2007-01-26	2008-07-31	Linde Ag	Verfahren und Vorrichtung zur Regeneration eines Katalysators zur Dampf-Dealkylierung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3673109A (en) *	1969-04-08	1972-06-27	Inst De Cercetari Pentru Prelu	Process for the reactivation of platinum-on-alumina catalysts
FR2145873A5 (en) *	1971-07-15	1973-02-23	Ici Ltd	Benzene from alkylbenzenes
BE790431A (fr) *	1971-11-16	1973-04-24	Inst Francais Du Petrole	Procede et appareillage pour procedes de conversions d'hydrocarbures
FR2325289A7 (fr) *	1975-09-19	1977-04-15	Inst Francais Du Petrole	Procede de regeneration de catalyseurs d'hydroconversions d'hydrocarbures
FR2337196A1 (fr) *	1975-12-30	1977-07-29	Raffinage Cie Francaise	Procede de regeneration de catalyseurs de conversion d'hydrocarbures
FR2434131A1 (fr) *	1978-02-24	1980-03-21	Inst Francais Du Petrole	Procede de desalkylation a la vapeur d'eau d'hydrocarbures aromatiques

1978
- 1978-11-29 FR FR7833910A patent/FR2442815A1/fr active Granted
1979
- 1979-11-23 BE BE1/9622A patent/BE880221A/fr not_active IP Right Cessation
- 1979-11-27 DE DE19792947634 patent/DE2947634A1/de not_active Withdrawn
- 1979-11-27 NL NL7908600A patent/NL7908600A/nl not_active Application Discontinuation
- 1979-11-28 GB GB7940997A patent/GB2038870B/en not_active Expired
- 1979-11-28 IT IT27645/79A patent/IT1126412B/it active
- 1979-11-29 JP JP15548379A patent/JPS5576824A/ja active Pending
- 1979-11-29 US US06/098,453 patent/US4277369A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
BE880221A (fr)	1980-05-23
US4277369A (en)	1981-07-07
GB2038870A (en)	1980-07-30
DE2947634A1 (de)	1980-06-12
IT1126412B (it)	1986-05-21
FR2442815A1 (fr)	1980-06-27
GB2038870B (en)	1983-03-09
IT7927645A0 (it)	1979-11-28
FR2442815B1 (it)	1981-05-22
JPS5576824A (en)	1980-06-10

Legal Events

Date	Code	Title	Description
1985-01-01	A85	Still pending on 85-01-01
1987-01-02	BV	The patent application has lapsed

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