CA1151579A - Hydrocracking of heavy hydrocarbon oils with high pitch conversion - Google Patents
Hydrocracking of heavy hydrocarbon oils with high pitch conversionInfo
- Publication number
- CA1151579A CA1151579A CA000387463A CA387463A CA1151579A CA 1151579 A CA1151579 A CA 1151579A CA 000387463 A CA000387463 A CA 000387463A CA 387463 A CA387463 A CA 387463A CA 1151579 A CA1151579 A CA 1151579A
- Authority
- CA
- Canada
- Prior art keywords
- pitch
- process according
- hydrocracking
- coal
- hydrogen
- 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
- 238000004517 catalytic hydrocracking Methods 0.000 title claims abstract description 39
- 229930195733 hydrocarbon Natural products 0.000 title claims abstract description 35
- 150000002430 hydrocarbons Chemical class 0.000 title claims abstract description 35
- 239000004215 Carbon black (E152) Substances 0.000 title claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 title claims abstract description 25
- 239000003921 oil Substances 0.000 title abstract description 27
- 239000003245 coal Substances 0.000 claims abstract description 32
- 239000001257 hydrogen Substances 0.000 claims abstract description 32
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 32
- 239000000654 additive Substances 0.000 claims abstract description 31
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 27
- 230000000996 additive effect Effects 0.000 claims abstract description 23
- 229910052751 metal Inorganic materials 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 239000002245 particle Substances 0.000 claims abstract description 18
- 150000002739 metals Chemical class 0.000 claims abstract description 14
- 239000002002 slurry Substances 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 13
- 239000000047 product Substances 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 9
- 239000000571 coke Substances 0.000 claims description 7
- 150000003839 salts Chemical class 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 239000010881 fly ash Substances 0.000 claims description 3
- 239000012263 liquid product Substances 0.000 claims description 3
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910017052 cobalt Inorganic materials 0.000 claims description 2
- 239000010941 cobalt Substances 0.000 claims description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- 239000003077 lignite Substances 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- -1 pyrites Substances 0.000 claims description 2
- 239000011135 tin Substances 0.000 claims description 2
- 229910052718 tin Inorganic materials 0.000 claims description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 2
- 229910052721 tungsten Inorganic materials 0.000 claims description 2
- 239000010937 tungsten Substances 0.000 claims description 2
- 229910052725 zinc Inorganic materials 0.000 claims description 2
- 239000011701 zinc Substances 0.000 claims description 2
- 150000002815 nickel Chemical class 0.000 claims 1
- 239000007792 gaseous phase Substances 0.000 abstract 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 239000000463 material Substances 0.000 description 13
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 10
- 239000005864 Sulphur Substances 0.000 description 10
- 239000000295 fuel oil Substances 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 239000008186 active pharmaceutical agent Substances 0.000 description 9
- 239000010426 asphalt Substances 0.000 description 9
- OFBQJSOFQDEBGM-UHFFFAOYSA-N Pentane Chemical compound CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 description 8
- 239000003054 catalyst Substances 0.000 description 8
- 230000005484 gravity Effects 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 7
- 239000002956 ash Substances 0.000 description 7
- 229910052799 carbon Inorganic materials 0.000 description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 6
- 229910052759 nickel Inorganic materials 0.000 description 5
- 238000009835 boiling Methods 0.000 description 4
- 239000010779 crude oil Substances 0.000 description 4
- 230000008021 deposition Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 229910052720 vanadium Inorganic materials 0.000 description 4
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 description 4
- 238000004939 coking Methods 0.000 description 3
- 239000000356 contaminant Substances 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 238000005201 scrubbing Methods 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical compound [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- GDTBXPJZTBHREO-UHFFFAOYSA-N bromine Substances BrBr GDTBXPJZTBHREO-UHFFFAOYSA-N 0.000 description 2
- 229910052794 bromium Inorganic materials 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000003197 catalytic effect Effects 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000003111 delayed effect Effects 0.000 description 2
- 150000001993 dienes Chemical class 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005984 hydrogenation reaction Methods 0.000 description 2
- 229910052500 inorganic mineral Inorganic materials 0.000 description 2
- 239000011344 liquid material Substances 0.000 description 2
- 150000002736 metal compounds Chemical class 0.000 description 2
- 239000011707 mineral Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 239000003476 subbituminous coal Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 239000011593 sulfur Substances 0.000 description 2
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 150000001336 alkenes Chemical class 0.000 description 1
- 208000002399 aphthous stomatitis Diseases 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 229910052681 coesite Inorganic materials 0.000 description 1
- 229910052906 cristobalite Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 239000002638 heterogeneous catalyst Substances 0.000 description 1
- 239000002815 homogeneous catalyst Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000002243 precursor Substances 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 102220151657 rs763546006 Human genes 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 239000003079 shale oil Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229910052682 stishovite Inorganic materials 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 229910052905 tridymite Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- C10G47/00—Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen- generating compounds, to obtain lower boiling fractions
- C10G47/24—Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen- generating compounds, to obtain lower boiling fractions with moving solid particles
- C10G47/26—Cracking of hydrocarbon oils, in the presence of hydrogen or hydrogen- generating compounds, to obtain lower boiling fractions with moving solid particles suspended in the oil, e.g. slurries
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
Priority Applications (9)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000387463A CA1151579A (en) | 1981-10-07 | 1981-10-07 | Hydrocracking of heavy hydrocarbon oils with high pitch conversion |
| GB08227763A GB2108522B (en) | 1981-10-07 | 1982-09-29 | Hydrocracking of heavy hydrocarbon oils with high pitch conversion |
| MX194585A MX162009A (es) | 1981-10-07 | 1982-09-30 | Procedimiento para hidrocraquear un aceite de hidrocarburos pesados |
| US06/429,683 US4435280A (en) | 1981-10-07 | 1982-09-30 | Hydrocracking of heavy hydrocarbon oils with high pitch conversion |
| IT8223568A IT1210941B (it) | 1981-10-07 | 1982-10-01 | Idrocracking di oli idrocarburici pesanti con elevata conversione della pece. |
| FR8216613A FR2514021B1 (fr) | 1981-10-07 | 1982-10-04 | Hydrocraquage d'hydrocarbures lourds avec conversion elevee en brai |
| DE19823237002 DE3237002A1 (de) | 1981-10-07 | 1982-10-06 | Verfahren zum hydrocracken von schweren kohlenwasserstoffoelen unter einem hohen umwandlungsgrad von pech |
| NL8203886A NL8203886A (nl) | 1981-10-07 | 1982-10-06 | Hydrogenerend kraken van zware koolwaterstofolien bij grote omzettingsgraad van pek. |
| JP57176960A JPS5874785A (ja) | 1981-10-07 | 1982-10-06 | 重質炭化水素油の水素化分解法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA000387463A CA1151579A (en) | 1981-10-07 | 1981-10-07 | Hydrocracking of heavy hydrocarbon oils with high pitch conversion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1151579A true CA1151579A (en) | 1983-08-09 |
Family
ID=4121117
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000387463A Expired CA1151579A (en) | 1981-10-07 | 1981-10-07 | Hydrocracking of heavy hydrocarbon oils with high pitch conversion |
Country Status (9)
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683005A (en) * | 1984-10-19 | 1987-07-28 | Mines And Resources Canada | Road asphalt compositions containing hydrocracked pitch |
| US4904305A (en) * | 1988-01-26 | 1990-02-27 | Nova Husky Research Corporation | Novel asphaltic composition |
| WO1993022405A1 (en) * | 1992-04-30 | 1993-11-11 | Mezhdunarodny Biznes-Tsentr 'alfa' | Method of obtaining fuel distillates |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA1202588A (en) * | 1983-02-10 | 1986-04-01 | Theodore J.W. Debruijn | Hydrocracking of heavy oils in presence of dry mixed additive |
| GB2142930B (en) * | 1983-03-19 | 1987-07-01 | Asahi Chemical Ind | A process for cracking a heavy hydrocarbon |
| FR2555192B1 (fr) * | 1983-11-21 | 1987-06-12 | Elf France | Procede de traitement thermique de charges hydrocarbonees en presence d'additifs qui diminuent la formation de coke |
| CA1244369A (en) * | 1983-12-02 | 1988-11-08 | Nobumitsu Ohtake | Process for converting heavy hydrocarbon into more valuable product |
| US5166118A (en) * | 1986-10-08 | 1992-11-24 | Veba Oel Technologie Gmbh | Catalyst for the hydrogenation of hydrocarbon material |
| DE3634275A1 (de) * | 1986-10-08 | 1988-04-28 | Veba Oel Entwicklungs Gmbh | Verfahren zur hydrierenden konversion von schwer- und rueckstandsoelen |
| DE3710021A1 (de) * | 1987-03-30 | 1988-10-20 | Veba Oel Entwicklungs Gmbh | Verfahren zur hydrierenden konversion von schwer- und rueckstandsoelen |
| CA1317585C (en) * | 1988-02-02 | 1993-05-11 | Chandra Prakash Khulbe | Hydrocracking of heavy oils in presence of iron-coal slurry |
| CA1300068C (en) * | 1988-09-12 | 1992-05-05 | Keith Belinko | Hydrocracking of heavy oil in presence of ultrafine iron sulphate |
| US5096570A (en) * | 1990-06-01 | 1992-03-17 | The United States Of America As Represented By The United States Department Of Energy | Method for dispersing catalyst onto particulate material |
| US5374348A (en) * | 1993-09-13 | 1994-12-20 | Energy Mines & Resources - Canada | Hydrocracking of heavy hydrocarbon oils with heavy hydrocarbon recycle |
| US5807478A (en) * | 1997-05-16 | 1998-09-15 | Exxon Research And Engineering Company | Bitumen modification using fly ash derived from bitumen coke |
| US8231775B2 (en) * | 2009-06-25 | 2012-07-31 | Uop Llc | Pitch composition |
| US8992765B2 (en) | 2011-09-23 | 2015-03-31 | Uop Llc | Process for converting a hydrocarbon feed and apparatus relating thereto |
| US9028674B2 (en) | 2013-01-17 | 2015-05-12 | Lummus Technology Inc. | Conversion of asphaltenic pitch within an ebullated bed residuum hydrocracking process |
| ITMI20131137A1 (it) * | 2013-07-05 | 2015-01-06 | Eni Spa | Procedimento per la raffinazione del greggio |
| US9777226B2 (en) | 2014-09-08 | 2017-10-03 | Uop Llc | Methods and systems for slurry hydrocracking with reduced feed bypass |
| EP3356497B1 (en) * | 2015-09-30 | 2020-05-20 | Uop Llc | Process for using molybdenum and particulate carbon catalyst for slurry hydrocracking |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB337671A (en) * | 1928-12-21 | 1930-11-06 | Standard Oil Dev Co | An improved method for the destructive hydrogenation of carbonaceous materials |
| DE933648C (de) * | 1953-06-27 | 1955-09-29 | Basf Ag | Verfahren zur Herstellung von feststoff- und asphaltfreiem und schwefelarmem Schweroel |
| DE1279265B (de) * | 1966-10-28 | 1968-10-03 | Hydrocarbon Research Inc | Verfahren zur katalytischen Hydrocrackung von Erdoel |
| US3856658A (en) | 1971-10-20 | 1974-12-24 | Hydrocarbon Research Inc | Slurried solids handling for coal hydrogenation |
| US4113602A (en) | 1976-06-08 | 1978-09-12 | Exxon Research & Engineering Co. | Integrated process for the production of hydrocarbons from coal or the like in which fines from gasifier are coked with heavy hydrocarbon oil |
| DE2654635B2 (de) | 1976-12-02 | 1979-07-12 | Ludwig Dr. 6703 Limburgerhof Raichle | Verfahren zur kontinuierlichen Herstellung von Kohlenwasserstoffölen aus Kohle durch spaltende Druckhydrierung |
| CA1073389A (en) * | 1976-12-31 | 1980-03-11 | Marten Ternan | Removal of metals and coke during thermal hydrocracking of heavy hydrocarbon oils |
| US4094766A (en) | 1977-02-01 | 1978-06-13 | Continental Oil Company | Coal liquefaction product deashing process |
| CA1094492A (en) | 1977-10-24 | 1981-01-27 | Ramaswami Ranganathan | Hydrocracking of heavy oils using iron coal catalyst |
| CA1097245A (en) * | 1977-11-22 | 1981-03-10 | Chandra P. Khulbe | Thermal hydrocracking of heavy hydrocarbon oils with heavy oil recycle |
| CA1124194A (en) | 1979-03-05 | 1982-05-25 | Ramaswami Ranganathan | Hydrocracking of heavy oils/fly ash slurries |
| US4285803A (en) | 1980-01-24 | 1981-08-25 | Uop Inc. | Catalytic slurry process for black oil conversion |
| CA1124195A (en) * | 1980-03-26 | 1982-05-25 | Chandra P. Khulbe | Hydrocracking of heavy hydrocarbon using synthesis gas |
| CA1163222A (en) * | 1981-02-12 | 1984-03-06 | Her Majesty The Queen, In Right Of Canada As Represented By The Minister Of Natural Resources Canada | Simultaneous demetalization and hydrocracking of heavy hydrocarbon oils |
| US4370221A (en) | 1981-03-03 | 1983-01-25 | Her Majesty The Queen In Right Of Canada, As Represented By The Minister Of Energy, Mines And Resources | Catalytic hydrocracking of heavy oils |
-
1981
- 1981-10-07 CA CA000387463A patent/CA1151579A/en not_active Expired
-
1982
- 1982-09-29 GB GB08227763A patent/GB2108522B/en not_active Expired
- 1982-09-30 MX MX194585A patent/MX162009A/es unknown
- 1982-09-30 US US06/429,683 patent/US4435280A/en not_active Expired - Fee Related
- 1982-10-01 IT IT8223568A patent/IT1210941B/it active
- 1982-10-04 FR FR8216613A patent/FR2514021B1/fr not_active Expired
- 1982-10-06 DE DE19823237002 patent/DE3237002A1/de active Granted
- 1982-10-06 NL NL8203886A patent/NL8203886A/nl not_active Application Discontinuation
- 1982-10-06 JP JP57176960A patent/JPS5874785A/ja active Granted
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4683005A (en) * | 1984-10-19 | 1987-07-28 | Mines And Resources Canada | Road asphalt compositions containing hydrocracked pitch |
| US4904305A (en) * | 1988-01-26 | 1990-02-27 | Nova Husky Research Corporation | Novel asphaltic composition |
| WO1993022405A1 (en) * | 1992-04-30 | 1993-11-11 | Mezhdunarodny Biznes-Tsentr 'alfa' | Method of obtaining fuel distillates |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2514021A1 (fr) | 1983-04-08 |
| IT8223568A0 (it) | 1982-10-01 |
| GB2108522B (en) | 1985-06-19 |
| FR2514021B1 (fr) | 1988-03-04 |
| DE3237002C2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1991-04-18 |
| DE3237002A1 (de) | 1983-04-21 |
| JPS6329918B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-06-15 |
| NL8203886A (nl) | 1983-05-02 |
| US4435280A (en) | 1984-03-06 |
| MX162009A (es) | 1991-03-20 |
| GB2108522A (en) | 1983-05-18 |
| IT1210941B (it) | 1989-09-29 |
| JPS5874785A (ja) | 1983-05-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |