CA1078805A - Fluidized catalyst regeneration by coke oxidation in a dense phase bed and catalyzed carbon monoxide conversion in a dilute phase transport riser - Google Patents
Fluidized catalyst regeneration by coke oxidation in a dense phase bed and catalyzed carbon monoxide conversion in a dilute phase transport riserInfo
- Publication number
- CA1078805A CA1078805A CA260,838A CA260838A CA1078805A CA 1078805 A CA1078805 A CA 1078805A CA 260838 A CA260838 A CA 260838A CA 1078805 A CA1078805 A CA 1078805A
- Authority
- CA
- Canada
- Prior art keywords
- catalyst
- regeneration
- conversion
- dense bed
- gas
- 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
- 239000003054 catalyst Substances 0.000 title claims abstract description 277
- 238000011069 regeneration method Methods 0.000 title claims abstract description 224
- 230000008929 regeneration Effects 0.000 title claims abstract description 223
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 130
- 239000000571 coke Substances 0.000 title claims abstract description 51
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 48
- 230000003647 oxidation Effects 0.000 title claims abstract description 25
- 238000007254 oxidation reaction Methods 0.000 title claims abstract description 25
- 229910002091 carbon monoxide Inorganic materials 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 113
- 230000008569 process Effects 0.000 claims abstract description 109
- 229930195733 hydrocarbon Natural products 0.000 claims abstract description 56
- 150000002430 hydrocarbons Chemical class 0.000 claims abstract description 56
- 239000004215 Carbon black (E152) Substances 0.000 claims abstract description 45
- 230000003197 catalytic effect Effects 0.000 claims abstract description 8
- 230000001590 oxidative effect Effects 0.000 claims abstract description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 46
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 24
- 238000004231 fluid catalytic cracking Methods 0.000 claims description 11
- 239000001569 carbon dioxide Substances 0.000 claims description 9
- 238000005336 cracking Methods 0.000 claims description 9
- 229910000510 noble metal Inorganic materials 0.000 claims description 7
- 239000011236 particulate material Substances 0.000 claims description 3
- MUMZUERVLWJKNR-UHFFFAOYSA-N oxoplatinum Chemical group [Pt]=O MUMZUERVLWJKNR-UHFFFAOYSA-N 0.000 claims description 2
- 229910003445 palladium oxide Inorganic materials 0.000 claims description 2
- 229910003446 platinum oxide Inorganic materials 0.000 claims description 2
- 150000004706 metal oxides Chemical class 0.000 claims 4
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 claims 2
- AMWRITDGCCNYAT-UHFFFAOYSA-L hydroxy(oxo)manganese;manganese Chemical compound [Mn].O[Mn]=O.O[Mn]=O AMWRITDGCCNYAT-UHFFFAOYSA-L 0.000 claims 2
- QPLDLSVMHZLSFG-UHFFFAOYSA-N Copper oxide Chemical compound [Cu]=O QPLDLSVMHZLSFG-UHFFFAOYSA-N 0.000 claims 1
- 239000005751 Copper oxide Substances 0.000 claims 1
- WGLPBDUCMAPZCE-UHFFFAOYSA-N Trioxochromium Chemical compound O=[Cr](=O)=O WGLPBDUCMAPZCE-UHFFFAOYSA-N 0.000 claims 1
- XHCLAFWTIXFWPH-UHFFFAOYSA-N [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[V+5].[V+5] XHCLAFWTIXFWPH-UHFFFAOYSA-N 0.000 claims 1
- 229910000423 chromium oxide Inorganic materials 0.000 claims 1
- 229910000428 cobalt oxide Inorganic materials 0.000 claims 1
- IVMYJDGYRUAWML-UHFFFAOYSA-N cobalt(ii) oxide Chemical compound [Co]=O IVMYJDGYRUAWML-UHFFFAOYSA-N 0.000 claims 1
- 229910000431 copper oxide Inorganic materials 0.000 claims 1
- 229910000480 nickel oxide Inorganic materials 0.000 claims 1
- GNRSAWUEBMWBQH-UHFFFAOYSA-N oxonickel Chemical compound [Ni]=O GNRSAWUEBMWBQH-UHFFFAOYSA-N 0.000 claims 1
- HBEQXAKJSGXAIQ-UHFFFAOYSA-N oxopalladium Chemical compound [Pd]=O HBEQXAKJSGXAIQ-UHFFFAOYSA-N 0.000 claims 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 claims 1
- 229910001935 vanadium oxide Inorganic materials 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 abstract description 8
- 239000002184 metal Substances 0.000 abstract description 8
- 150000002739 metals Chemical class 0.000 abstract description 6
- 238000004523 catalytic cracking Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 133
- 230000032258 transport Effects 0.000 description 43
- 238000000926 separation method Methods 0.000 description 42
- 239000003546 flue gas Substances 0.000 description 33
- 229910052760 oxygen Inorganic materials 0.000 description 32
- 239000001301 oxygen Substances 0.000 description 32
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 27
- 238000002485 combustion reaction Methods 0.000 description 17
- 238000012360 testing method Methods 0.000 description 15
- 239000000306 component Substances 0.000 description 12
- 239000003921 oil Substances 0.000 description 12
- 230000009467 reduction Effects 0.000 description 12
- 238000006722 reduction reaction Methods 0.000 description 12
- 229940105305 carbon monoxide Drugs 0.000 description 11
- 239000012530 fluid Substances 0.000 description 11
- 230000001965 increasing effect Effects 0.000 description 11
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 230000007704 transition Effects 0.000 description 10
- 230000008901 benefit Effects 0.000 description 9
- 239000003502 gasoline Substances 0.000 description 9
- 239000000047 product Substances 0.000 description 9
- 239000006096 absorbing agent Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 239000002002 slurry Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 239000002245 particle Substances 0.000 description 6
- JTJMJGYZQZDUJJ-UHFFFAOYSA-N phencyclidine Chemical class C1CCCCN1C1(C=2C=CC=CC=2)CCCCC1 JTJMJGYZQZDUJJ-UHFFFAOYSA-N 0.000 description 6
- 239000000446 fuel Substances 0.000 description 5
- 229910052757 nitrogen Inorganic materials 0.000 description 5
- 229960005419 nitrogen Drugs 0.000 description 5
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 238000003915 air pollution Methods 0.000 description 4
- 229910052799 carbon Inorganic materials 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 230000003466 anti-cipated effect Effects 0.000 description 3
- 230000009849 deactivation Effects 0.000 description 3
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000004868 gas analysis Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 239000002808 molecular sieve Substances 0.000 description 3
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 229910001868 water Inorganic materials 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-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
- 229910021536 Zeolite Inorganic materials 0.000 description 2
- 229910052786 argon Inorganic materials 0.000 description 2
- 238000009835 boiling Methods 0.000 description 2
- IAQRGUVFOMOMEM-UHFFFAOYSA-N but-2-ene Chemical compound CC=CC IAQRGUVFOMOMEM-UHFFFAOYSA-N 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005194 fractionation Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 239000001257 hydrogen Substances 0.000 description 2
- 229910052739 hydrogen Inorganic materials 0.000 description 2
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 2
- 150000002500 ions Chemical class 0.000 description 2
- NNPPMTNAJDCUHE-UHFFFAOYSA-N isobutane Chemical compound CC(C)C NNPPMTNAJDCUHE-UHFFFAOYSA-N 0.000 description 2
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000011027 product recovery Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000036647 reaction Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000010457 zeolite Substances 0.000 description 2
- BHMLFPOTZYRDKA-IRXDYDNUSA-N (2s)-2-[(s)-(2-iodophenoxy)-phenylmethyl]morpholine Chemical compound IC1=CC=CC=C1O[C@@H](C=1C=CC=CC=1)[C@H]1OCCNC1 BHMLFPOTZYRDKA-IRXDYDNUSA-N 0.000 description 1
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 description 1
- 241000518994 Conta Species 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- VQTUBCCKSQIDNK-UHFFFAOYSA-N Isobutene Chemical group CC(C)=C VQTUBCCKSQIDNK-UHFFFAOYSA-N 0.000 description 1
- 208000036366 Sensation of pressure Diseases 0.000 description 1
- 101150094640 Siae gene Proteins 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910000323 aluminium silicate Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 239000001273 butane Substances 0.000 description 1
- UNYSKUBLZGJSLV-UHFFFAOYSA-L calcium;1,3,5,2,4,6$l^{2}-trioxadisilaluminane 2,4-dioxide;dihydroxide;hexahydrate Chemical compound O.O.O.O.O.O.[OH-].[OH-].[Ca+2].O=[Si]1O[Al]O[Si](=O)O1.O=[Si]1O[Al]O[Si](=O)O1 UNYSKUBLZGJSLV-UHFFFAOYSA-L 0.000 description 1
- 229960004424 carbon dioxide Drugs 0.000 description 1
- UBAZGMLMVVQSCD-UHFFFAOYSA-N carbon dioxide;molecular oxygen Chemical compound O=O.O=C=O UBAZGMLMVVQSCD-UHFFFAOYSA-N 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 229910052676 chabazite Inorganic materials 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
- 238000004939 coking Methods 0.000 description 1
- 238000010960 commercial process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000006356 dehydrogenation reaction Methods 0.000 description 1
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 description 1
- XNMQEEKYCVKGBD-UHFFFAOYSA-N dimethylacetylene Natural products CC#CC XNMQEEKYCVKGBD-UHFFFAOYSA-N 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000012013 faujasite Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000005243 fluidization Methods 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 239000011261 inert gas Substances 0.000 description 1
- 239000001282 iso-butane Substances 0.000 description 1
- 108010052322 limitin Proteins 0.000 description 1
- 239000012263 liquid product Substances 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
- VUZPPFZMUPKLLV-UHFFFAOYSA-N methane;hydrate Chemical compound C.O VUZPPFZMUPKLLV-UHFFFAOYSA-N 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910052680 mordenite Inorganic materials 0.000 description 1
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 229910017464 nitrogen compound Inorganic materials 0.000 description 1
- 150000002830 nitrogen compounds Chemical class 0.000 description 1
- JQPTYAILLJKUCY-UHFFFAOYSA-N palladium(ii) oxide Chemical compound [O-2].[Pd+2] JQPTYAILLJKUCY-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- NQLVQOSNDJXLKG-UHFFFAOYSA-N prosulfocarb Chemical compound CCCN(CCC)C(=O)SCC1=CC=CC=C1 NQLVQOSNDJXLKG-UHFFFAOYSA-N 0.000 description 1
- 238000010926 purge Methods 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 1
- 150000002910 rare earth metals Chemical class 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000011369 resultant mixture Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000011949 solid catalyst Substances 0.000 description 1
- 230000002459 sustained effect Effects 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
- IAQRGUVFOMOMEM-ONEGZZNKSA-N trans-but-2-ene Chemical compound C\C=C\C IAQRGUVFOMOMEM-ONEGZZNKSA-N 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 229910052723 transition metal Inorganic materials 0.000 description 1
- 150000003624 transition metals Chemical class 0.000 description 1
Classifications
-
- 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
- B01J8/00—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes
- B01J8/18—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles
- B01J8/24—Chemical or physical processes in general, conducted in the presence of fluids and solid particles; Apparatus for such processes with fluidised particles according to "fluidised-bed" technique
-
- 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
- C10G11/00—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils
- C10G11/14—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts
- C10G11/18—Catalytic cracking, in the absence of hydrogen, of hydrocarbon oils with preheated moving solid catalysts according to the "fluidised-bed" technique
- C10G11/182—Regeneration
-
- 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
- Y02P30/00—Technologies relating to oil refining and petrochemical industry
- Y02P30/40—Ethylene production
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Combustion & Propulsion (AREA)
- General Chemical & Material Sciences (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US61747475A | 1975-09-29 | 1975-09-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1078805A true CA1078805A (en) | 1980-06-03 |
Family
ID=24473791
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA260,838A Expired CA1078805A (en) | 1975-09-29 | 1976-09-09 | Fluidized catalyst regeneration by coke oxidation in a dense phase bed and catalyzed carbon monoxide conversion in a dilute phase transport riser |
Country Status (27)
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07105595A (ja) * | 1993-10-06 | 1995-04-21 | Akai Electric Co Ltd | カセットテープレコーダ |
| CN107335429A (zh) * | 2017-06-29 | 2017-11-10 | 连云港师范高等专科学校 | 一种室内甲醛催化氧化净化剂的制造方法 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2436927A (en) * | 1943-11-29 | 1948-03-02 | Universal Oil Prod Co | Prevention of afterburning in fluidized catalytic cracking processes |
| IL42265A (en) * | 1972-05-30 | 1976-04-30 | Universal Oil Prod Co | Process for the regeneration of fluidized catalyst |
| CA1051411A (en) * | 1973-09-20 | 1979-03-27 | Mobil Oil Corporation | Cracking catalyst and cracking process using same |
| NL7501695A (nl) * | 1974-03-04 | 1975-09-08 | Standard Oil Co | Werkwijze voor het regenereren van kraakkata- lysatoren. |
-
1976
- 1976-08-03 IN IN1386/CAL/76A patent/IN145334B/en unknown
- 1976-08-05 GB GB32625/76A patent/GB1551788A/en not_active Expired
- 1976-08-10 BG BG033971A patent/BG41303A3/xx unknown
- 1976-08-12 DE DE2636217A patent/DE2636217C3/de not_active Expired
- 1976-08-18 PH PH18798A patent/PH13627A/en unknown
- 1976-08-18 AU AU16954/76A patent/AU501212B2/en not_active Expired
- 1976-08-19 PT PT65495A patent/PT65495B/pt unknown
- 1976-08-19 AT AT616676A patent/AT357988B/de not_active IP Right Cessation
- 1976-09-03 FR FR7626626A patent/FR2325429A2/fr active Granted
- 1976-09-06 NL NL7609876A patent/NL7609876A/xx not_active Application Discontinuation
- 1976-09-07 IE IE1984/76A patent/IE43943B1/en unknown
- 1976-09-08 JP JP51107647A patent/JPS5814261B2/ja not_active Expired
- 1976-09-09 CA CA260,838A patent/CA1078805A/en not_active Expired
- 1976-09-10 FI FI762613A patent/FI61514C/fi not_active IP Right Cessation
- 1976-09-10 BE BE170488A patent/BE846037R/xx not_active IP Right Cessation
- 1976-09-21 AR AR264784A patent/AR218614A1/es active
- 1976-09-21 YU YU2311/76A patent/YU39972B/xx unknown
- 1976-09-27 ZA ZA765780A patent/ZA765780B/xx unknown
- 1976-09-27 MX MX166431A patent/MX146294A/es unknown
- 1976-09-28 BR BR7606466A patent/BR7606466A/pt unknown
- 1976-09-28 DK DK436176A patent/DK436176A/da not_active Application Discontinuation
- 1976-09-28 ES ES451916A patent/ES451916A2/es not_active Expired
- 1976-09-28 SE SE7610732A patent/SE428762B/xx not_active IP Right Cessation
- 1976-09-28 CS CS766252A patent/CS191886B2/cs unknown
- 1976-09-28 PL PL1976192698A patent/PL106688B3/pl unknown
- 1976-09-28 IT IT51478/76A patent/IT1080509B/it active
- 1976-09-29 DD DD7600195039A patent/DD128386A5/xx unknown
Also Published As
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