DE2901925C2 - - Google Patents
Info
- Publication number
- DE2901925C2 DE2901925C2 DE2901925A DE2901925A DE2901925C2 DE 2901925 C2 DE2901925 C2 DE 2901925C2 DE 2901925 A DE2901925 A DE 2901925A DE 2901925 A DE2901925 A DE 2901925A DE 2901925 C2 DE2901925 C2 DE 2901925C2
- Authority
- DE
- Germany
- Prior art keywords
- catalyst
- reactors
- oil
- feed
- reactor
- 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 claims description 128
- 239000003921 oil Substances 0.000 claims description 67
- 229930195733 hydrocarbon Natural products 0.000 claims description 38
- 150000002430 hydrocarbons Chemical class 0.000 claims description 38
- 239000004215 Carbon black (E152) Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 26
- 239000000463 material Substances 0.000 claims description 22
- 229910052739 hydrogen Inorganic materials 0.000 claims description 16
- 239000001257 hydrogen Substances 0.000 claims description 16
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 15
- 239000002002 slurry Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 150000002739 metals Chemical class 0.000 claims description 9
- 230000003197 catalytic effect Effects 0.000 claims description 5
- 238000009903 catalytic hydrogenation reaction Methods 0.000 claims description 4
- 239000004744 fabric Substances 0.000 claims description 4
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 229910052720 vanadium Inorganic materials 0.000 claims description 4
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 claims description 4
- 229910052809 inorganic oxide Inorganic materials 0.000 claims description 3
- 230000000737 periodic effect Effects 0.000 claims description 3
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 2
- ZZUFCTLCJUWOSV-UHFFFAOYSA-N furosemide Chemical compound C1=C(Cl)C(S(=O)(=O)N)=CC(C(O)=O)=C1NCC1=CC=CO1 ZZUFCTLCJUWOSV-UHFFFAOYSA-N 0.000 claims description 2
- 239000000203 mixture Substances 0.000 claims description 2
- 229910052717 sulfur Inorganic materials 0.000 claims description 2
- 239000011593 sulfur Substances 0.000 claims description 2
- 150000003568 thioethers Chemical class 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000000295 fuel oil Substances 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 239000007789 gas Substances 0.000 description 11
- 241001026509 Kata Species 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000011049 filling Methods 0.000 description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 238000005984 hydrogenation reaction Methods 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 241000158147 Sator Species 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 238000011068 loading method Methods 0.000 description 2
- 239000012071 phase Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 235000012239 silicon dioxide Nutrition 0.000 description 2
- 239000000377 silicon dioxide Substances 0.000 description 2
- 206010010774 Constipation Diseases 0.000 description 1
- PWHULOQIROXLJO-UHFFFAOYSA-N Manganese Chemical compound [Mn] PWHULOQIROXLJO-UHFFFAOYSA-N 0.000 description 1
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- HHUIAYDQMNHELC-UHFFFAOYSA-N [O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3].O=[Si]=O HHUIAYDQMNHELC-UHFFFAOYSA-N 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000012876 carrier material Substances 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- WHDPTDWLEKQKKX-UHFFFAOYSA-N cobalt molybdenum Chemical compound [Co].[Co].[Mo] WHDPTDWLEKQKKX-UHFFFAOYSA-N 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 229910052748 manganese Inorganic materials 0.000 description 1
- 239000011572 manganese Substances 0.000 description 1
- 229910052750 molybdenum Inorganic materials 0.000 description 1
- 239000011733 molybdenum Substances 0.000 description 1
- DDTIGTPWGISMKL-UHFFFAOYSA-N molybdenum nickel Chemical compound [Ni].[Mo] DDTIGTPWGISMKL-UHFFFAOYSA-N 0.000 description 1
- MOWMLACGTDMJRV-UHFFFAOYSA-N nickel tungsten Chemical compound [Ni].[W] MOWMLACGTDMJRV-UHFFFAOYSA-N 0.000 description 1
- HBVFXTAPOLSOPB-UHFFFAOYSA-N nickel vanadium Chemical compound [V].[Ni] HBVFXTAPOLSOPB-UHFFFAOYSA-N 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000005987 sulfurization reaction Methods 0.000 description 1
- 230000008646 thermal stress Effects 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000010457 zeolite Substances 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
- C10G45/00—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds
- C10G45/02—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to eliminate hetero atoms without changing the skeleton of the hydrocarbon involved and without cracking into lower boiling hydrocarbons; Hydrofinishing
-
- 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
- C10G65/00—Treatment of hydrocarbon oils by two or more hydrotreatment processes only
- C10G65/02—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only
- C10G65/04—Treatment of hydrocarbon oils by two or more hydrotreatment processes only plural serial stages only including only refining steps
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)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7800711A NL191022C (nl) | 1978-01-20 | 1978-01-20 | Inrichting geschikt voor het katalytisch hydrogenerend behandelen van zware koolwaterstofoliën. |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2901925A1 DE2901925A1 (de) | 1979-07-26 |
| DE2901925C2 true DE2901925C2 (en, 2012) | 1989-08-17 |
Family
ID=19830196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19792901925 Granted DE2901925A1 (de) | 1978-01-20 | 1979-01-18 | Verfahren zur hydrierung von schweren kohlenwasserstoffoelen |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US4259294A (en, 2012) |
| JP (1) | JPS54110207A (en, 2012) |
| AU (1) | AU529349B2 (en, 2012) |
| BE (1) | BE873371A (en, 2012) |
| BR (1) | BR7900338A (en, 2012) |
| CA (1) | CA1125215A (en, 2012) |
| DE (1) | DE2901925A1 (en, 2012) |
| FR (1) | FR2415136A1 (en, 2012) |
| GB (1) | GB2014058B (en, 2012) |
| IT (1) | IT1112009B (en, 2012) |
| MX (1) | MX150746A (en, 2012) |
| NL (1) | NL191022C (en, 2012) |
Families Citing this family (46)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4406777A (en) * | 1982-01-19 | 1983-09-27 | Mobil Oil Corporation | Fixed bed reactor operation |
| GB2124252B (en) * | 1982-07-19 | 1986-06-25 | Chevron Res | Treatment of metals-containing hydrocabonaceous feeds in countercurrent moving bed reactors |
| GB2137112B (en) * | 1983-03-28 | 1986-12-03 | Shell Int Research | Replacement of particles in vessels |
| US4789528A (en) * | 1983-04-26 | 1988-12-06 | Mobil Oil Corporation | Technique for sequential rotation of reactors in a multi-reactor catalytic conversion system |
| US4560536A (en) * | 1983-08-26 | 1985-12-24 | Mobil Oil Corporation | Catalytic conversion with catalyst regeneration sequence |
| US4751055A (en) * | 1984-04-16 | 1988-06-14 | Atlantic Richfield Company | Fixed bed reactor system |
| US5028314A (en) * | 1987-02-20 | 1991-07-02 | Chevron Research Company | Hydrodesulfurization with caked catalyst removal |
| US4923591A (en) * | 1988-01-04 | 1990-05-08 | Mobil Oil Corporation | Continuous lubricating oil dewaxing process |
| US5492617A (en) * | 1989-07-19 | 1996-02-20 | Trimble; Harold J. | Apparatus and method for quenching in hydroprocessing of a hydrocarbon feed stream |
| US5916529A (en) * | 1989-07-19 | 1999-06-29 | Chevron U.S.A. Inc | Multistage moving-bed hydroprocessing reactor with separate catalyst addition and withdrawal systems for each stage, and method for hydroprocessing a hydrocarbon feed stream |
| US5498327A (en) * | 1989-07-19 | 1996-03-12 | Stangeland; Bruce E. | Catalyst, method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed |
| US5076908A (en) * | 1989-07-19 | 1991-12-31 | Chevron Research & Technology Company | Method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed |
| US5589057A (en) * | 1989-07-19 | 1996-12-31 | Chevron U.S.A. Inc. | Method for extending the life of hydroprocessing catalyst |
| US5472928A (en) * | 1989-07-19 | 1995-12-05 | Scheuerman; Georgieanna L. | Catalyst, method and apparatus for an on-stream particle replacement system for countercurrent contact of a gas and liquid feed stream with a packed bed |
| US5089115A (en) * | 1989-10-26 | 1992-02-18 | Uop | Downwardly forced particle bed for gas contacting |
| EP0712922B1 (en) | 1994-11-16 | 2000-02-23 | Shell Internationale Researchmaatschappij B.V. | Process for improving lubricating base oil quality |
| AU688610B2 (en) * | 1994-11-16 | 1998-03-12 | Shell Internationale Research Maatschappij B.V. | Process for improving lubricating base oil quality |
| US5885534A (en) * | 1996-03-18 | 1999-03-23 | Chevron U.S.A. Inc. | Gas pocket distributor for hydroprocessing a hydrocarbon feed stream |
| US5879642A (en) * | 1996-04-24 | 1999-03-09 | Chevron U.S.A. Inc. | Fixed bed reactor assembly having a guard catalyst bed |
| US7066973B1 (en) | 1996-08-26 | 2006-06-27 | Nuvera Fuel Cells | Integrated reformer and shift reactor |
| US6086749A (en) * | 1996-12-23 | 2000-07-11 | Chevron U.S.A. Inc. | Catalyst and method for hydroprocessing a hydrocarbon feed stream in a reactor containing two or more catalysts |
| US6080372A (en) * | 1998-09-11 | 2000-06-27 | Air Products And Chemicals, Inc. | Two stage reactor for continuous three phase slurry hydrogenation and method of operation |
| US6641625B1 (en) | 1999-05-03 | 2003-11-04 | Nuvera Fuel Cells, Inc. | Integrated hydrocarbon reforming system and controls |
| US6986797B1 (en) | 1999-05-03 | 2006-01-17 | Nuvera Fuel Cells Inc. | Auxiliary reactor for a hydrocarbon reforming system |
| WO2001044408A1 (en) * | 1999-12-16 | 2001-06-21 | Chevron U.S.A. Inc. | Presulfiding hydroprocessing catalyst replacement batches |
| CN1322097C (zh) * | 2000-12-11 | 2007-06-20 | 法国石油公司 | 使用可置换反应器和可短路反应器加氢处理重烃馏分的方法 |
| WO2003106946A2 (en) * | 2002-06-13 | 2003-12-24 | Nuvera Fuel Cells Inc. | Preferential oxidation reactor temperature regulation |
| JP2006518327A (ja) * | 2002-07-04 | 2006-08-10 | シエル・インターナシヨネイル・リサーチ・マーチヤツピイ・ベー・ウイ | 数個の並列の反応器ユニットを備えた反応器システム |
| DE102004019472A1 (de) * | 2004-04-22 | 2005-11-17 | Bayer Healthcare Ag | Phenylacetamide |
| US7972499B2 (en) * | 2004-09-10 | 2011-07-05 | Chevron U.S.A. Inc. | Process for recycling an active slurry catalyst composition in heavy oil upgrading |
| US8435400B2 (en) * | 2005-12-16 | 2013-05-07 | Chevron U.S.A. | Systems and methods for producing a crude product |
| UA97127C2 (uk) * | 2006-12-06 | 2012-01-10 | Бандж Ойлз, Инк. | Спосіб безперервної ферментативної обробки композиції, що містить ліпід, та система для його здійснення |
| WO2009073436A2 (en) * | 2007-11-28 | 2009-06-11 | Saudi Arabian Oil Company | Process for catalytic hydrotreating of sour crude oils |
| US8313705B2 (en) * | 2008-06-23 | 2012-11-20 | Uop Llc | System and process for reacting a petroleum fraction |
| EP2300566B1 (en) * | 2008-07-14 | 2016-09-07 | Saudi Arabian Oil Company | Process for the treatment of heavy oils using light hydrocarbon components as a diluent |
| US8372267B2 (en) * | 2008-07-14 | 2013-02-12 | Saudi Arabian Oil Company | Process for the sequential hydroconversion and hydrodesulfurization of whole crude oil |
| WO2010009082A1 (en) * | 2008-07-14 | 2010-01-21 | Saudi Arabian Oil Company | A prerefining process for the hydrodesulfurization of heavy sour crude oils to produce sweeter lighter crudes using moving catalyst system |
| US8491779B2 (en) * | 2009-06-22 | 2013-07-23 | Saudi Arabian Oil Company | Alternative process for treatment of heavy crudes in a coking refinery |
| US8323476B2 (en) * | 2009-12-17 | 2012-12-04 | Uop Llc | Solid catalyst liquid phase hydroprocessing using moving bed reactors |
| WO2014070580A1 (en) * | 2012-10-31 | 2014-05-08 | Shell Oil Company | Methods and systems for distributing a slurry catalyst in cellulosic biomass solids |
| IN2015DN03057A (en, 2012) * | 2012-10-31 | 2015-10-02 | Shell Int Research | |
| WO2014070582A1 (en) * | 2012-10-31 | 2014-05-08 | Shell Oil Company | Methods and systems for processing lignin during hydrothermal digestion of cellulosic biomass solids |
| US9321037B2 (en) | 2012-12-14 | 2016-04-26 | Chevron U.S.A., Inc. | Hydroprocessing co-catalyst compositions and methods of introduction thereof into hydroprocessing units |
| US9687823B2 (en) | 2012-12-14 | 2017-06-27 | Chevron U.S.A. Inc. | Hydroprocessing co-catalyst compositions and methods of introduction thereof into hydroprocessing units |
| WO2017105786A1 (en) * | 2015-12-16 | 2017-06-22 | Uop Llc | Method and apparatus for catalyst sampling |
| FR3054453B1 (fr) * | 2016-07-28 | 2020-11-20 | Ifp Energies Now | Procede de production d'une fraction hydrocarbonee lourde a basse teneur en soufre comportant une section de demettalation et d'hydrocraquage avec des reacteurs echangeables entre les deux sections. |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2265837A (en) * | 1937-11-13 | 1941-12-09 | Standard Oil Dev Co | Method of and apparatus for carrying out catalytic processes |
| US3418234A (en) * | 1967-02-16 | 1968-12-24 | Hydrocarbon Research Inc | High conversion hydrogenation |
| US3470090A (en) * | 1967-09-25 | 1969-09-30 | Universal Oil Prod Co | Method for operating a non-regenerative fixed bed reforming process |
| US3547809A (en) * | 1968-08-19 | 1970-12-15 | Hydrocarbon Research Inc | Solids addition and withdrawal process |
| US3772211A (en) * | 1971-11-26 | 1973-11-13 | Cities Service Res & Dev Co | Process for semi-continuous regeneration of catalyst with wash liquid in a closed system |
| US3870623A (en) * | 1971-12-21 | 1975-03-11 | Hydrocarbon Research Inc | Hydroconversion process of residuum oils |
| US3844933A (en) * | 1972-10-16 | 1974-10-29 | Hydrocarbon Research Inc | Hydroconversion of coal-derived oils |
| US4017382A (en) * | 1975-11-17 | 1977-04-12 | Gulf Research & Development Company | Hydrodesulfurization process with upstaged reactor zones |
| US4059502A (en) * | 1975-12-17 | 1977-11-22 | Cities Service Research And Development Company | Catalyst withdrawal |
-
1978
- 1978-01-20 NL NL7800711A patent/NL191022C/xx not_active IP Right Cessation
- 1978-11-28 CA CA316,996A patent/CA1125215A/en not_active Expired
-
1979
- 1979-01-10 BE BE1/9230A patent/BE873371A/xx not_active IP Right Cessation
- 1979-01-18 JP JP347879A patent/JPS54110207A/ja active Granted
- 1979-01-18 DE DE19792901925 patent/DE2901925A1/de active Granted
- 1979-01-18 IT IT19415/79A patent/IT1112009B/it active
- 1979-01-18 BR BR7900338A patent/BR7900338A/pt unknown
- 1979-01-18 GB GB7901825A patent/GB2014058B/en not_active Expired
- 1979-01-18 FR FR7901247A patent/FR2415136A1/fr active Granted
- 1979-01-18 AU AU43475/79A patent/AU529349B2/en not_active Ceased
- 1979-01-19 MX MX176355A patent/MX150746A/es unknown
- 1979-08-30 US US06/071,333 patent/US4259294A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| NL7800711A (nl) | 1979-07-24 |
| DE2901925A1 (de) | 1979-07-26 |
| GB2014058B (en) | 1982-07-14 |
| JPS54110207A (en) | 1979-08-29 |
| CA1125215A (en) | 1982-06-08 |
| AU529349B2 (en) | 1983-06-02 |
| IT1112009B (it) | 1986-01-13 |
| FR2415136A1 (fr) | 1979-08-17 |
| US4259294A (en) | 1981-03-31 |
| BR7900338A (pt) | 1979-08-14 |
| AU4347579A (en) | 1979-07-26 |
| JPS625199B2 (en, 2012) | 1987-02-03 |
| NL191022C (nl) | 1994-12-16 |
| GB2014058A (en) | 1979-08-22 |
| BE873371A (nl) | 1979-07-10 |
| MX150746A (es) | 1984-07-11 |
| NL191022B (nl) | 1994-07-18 |
| IT7919415A0 (it) | 1979-01-18 |
| FR2415136B1 (en, 2012) | 1984-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8128 | New person/name/address of the agent |
Representative=s name: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DI |
|
| 8110 | Request for examination paragraph 44 | ||
| 8125 | Change of the main classification |
Ipc: C10G 65/02 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |