DE2613877A1 - Verfahren zur herstellung von schmieroel mit niedrigem pourpoint - Google Patents
Verfahren zur herstellung von schmieroel mit niedrigem pourpointInfo
- Publication number
- DE2613877A1 DE2613877A1 DE19762613877 DE2613877A DE2613877A1 DE 2613877 A1 DE2613877 A1 DE 2613877A1 DE 19762613877 DE19762613877 DE 19762613877 DE 2613877 A DE2613877 A DE 2613877A DE 2613877 A1 DE2613877 A1 DE 2613877A1
- Authority
- DE
- Germany
- Prior art keywords
- stage
- catalyst
- hydrogen
- metals
- temperature
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims description 20
- 239000010687 lubricating oil Substances 0.000 title claims description 10
- 239000003054 catalyst Substances 0.000 claims description 39
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 17
- 229910052739 hydrogen Inorganic materials 0.000 claims description 17
- 239000001257 hydrogen Substances 0.000 claims description 17
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 14
- 239000003921 oil Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 12
- 239000002184 metal Substances 0.000 claims description 12
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 12
- 239000000203 mixture Substances 0.000 claims description 10
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 9
- 150000002739 metals Chemical class 0.000 claims description 9
- 239000012876 carrier material Substances 0.000 claims description 8
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 8
- 229910052721 tungsten Inorganic materials 0.000 claims description 8
- 239000010937 tungsten Substances 0.000 claims description 8
- 239000007788 liquid Substances 0.000 claims description 7
- 150000002736 metal compounds Chemical class 0.000 claims description 7
- 230000000737 periodic effect Effects 0.000 claims description 7
- 230000003197 catalytic effect Effects 0.000 claims description 6
- 229910052810 boron oxide Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 5
- 230000002378 acidificating effect Effects 0.000 claims description 4
- 229910052680 mordenite Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000002480 mineral oil Substances 0.000 claims description 3
- 235000010446 mineral oil Nutrition 0.000 claims description 3
- 229910000510 noble metal Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 2
- 229910021536 Zeolite Inorganic materials 0.000 claims 1
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims 1
- 150000003658 tungsten compounds Chemical class 0.000 claims 1
- 239000010457 zeolite Substances 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 description 11
- 238000009835 boiling Methods 0.000 description 9
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 7
- 229910052814 silicon oxide Inorganic materials 0.000 description 7
- 239000007789 gas Substances 0.000 description 5
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 3
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 description 3
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 229910052731 fluorine Inorganic materials 0.000 description 3
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 2
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical class [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 description 2
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 238000004821 distillation Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229930195733 hydrocarbon Natural products 0.000 description 2
- 150000002430 hydrocarbons Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 229910052750 molybdenum Inorganic materials 0.000 description 2
- 239000011733 molybdenum Substances 0.000 description 2
- 229910000480 nickel oxide Inorganic materials 0.000 description 2
- VVRQVWSVLMGPRN-UHFFFAOYSA-N oxotungsten Chemical class [W]=O VVRQVWSVLMGPRN-UHFFFAOYSA-N 0.000 description 2
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 description 2
- 239000003208 petroleum Substances 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 229910001930 tungsten oxide Inorganic materials 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 241001463014 Chazara briseis Species 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 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
- 125000003118 aryl group Chemical group 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 239000010779 crude oil Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 239000003779 heat-resistant material Substances 0.000 description 1
- 230000002101 lytic effect Effects 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
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- JCYPECIVGRXBMO-FOCLMDBBSA-N methyl yellow Chemical compound C1=CC(N(C)C)=CC=C1\N=N\C1=CC=CC=C1 JCYPECIVGRXBMO-FOCLMDBBSA-N 0.000 description 1
- 150000002815 nickel Chemical class 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 239000003209 petroleum derivative Substances 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 150000003057 platinum Chemical class 0.000 description 1
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Substances [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 1
- 239000001294 propane Substances 0.000 description 1
- 238000000197 pyrolysis Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 239000011369 resultant mixture Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000011275 tar sand Substances 0.000 description 1
- ZCUFMDLYAMJYST-UHFFFAOYSA-N thorium dioxide Chemical compound O=[Th]=O ZCUFMDLYAMJYST-UHFFFAOYSA-N 0.000 description 1
- 229910003452 thorium oxide Inorganic materials 0.000 description 1
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 1
- 238000005292 vacuum distillation Methods 0.000 description 1
- 229910001928 zirconium oxide Inorganic materials 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
- C10G45/58—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins
- C10G45/60—Refining of hydrocarbon oils using hydrogen or hydrogen-generating compounds to change the structural skeleton of some of the hydrocarbon content without cracking the other hydrocarbons present, e.g. lowering pour point; Selective hydrocracking of normal paraffins characterised by the catalyst used
-
- 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
- C10G2400/00—Products obtained by processes covered by groups C10G9/00 - C10G69/14
- C10G2400/10—Lubricating oil
Landscapes
- Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Crystallography & Structural Chemistry (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)
- Lubricants (AREA)
- Catalysts (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7510253A FR2306254A1 (fr) | 1975-04-02 | 1975-04-02 | Procede de preparation d'une huile lubrifiante |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2613877A1 true DE2613877A1 (de) | 1976-10-14 |
| DE2613877C2 DE2613877C2 (enrdf_load_stackoverflow) | 1987-12-10 |
Family
ID=9153418
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19762613877 Granted DE2613877A1 (de) | 1975-04-02 | 1976-03-31 | Verfahren zur herstellung von schmieroel mit niedrigem pourpoint |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS51121005A (enrdf_load_stackoverflow) |
| BE (1) | BE839904A (enrdf_load_stackoverflow) |
| BR (1) | BR7601931A (enrdf_load_stackoverflow) |
| DE (1) | DE2613877A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2306254A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1546504A (enrdf_load_stackoverflow) |
| IT (1) | IT1058900B (enrdf_load_stackoverflow) |
| NL (1) | NL7603330A (enrdf_load_stackoverflow) |
| ZA (1) | ZA761955B (enrdf_load_stackoverflow) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2913556A1 (de) * | 1978-07-25 | 1980-02-07 | Gen Tire & Rubber Co | Zwirnmaschinenring-schmiermittel fuer einen nylontraveller |
| US5143595A (en) * | 1990-02-03 | 1992-09-01 | Basf Aktiengesellschaft | Preparation of oxidation-stable and low-temperature-stable base oils and middle distillates |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5358628A (en) * | 1990-07-05 | 1994-10-25 | Mobil Oil Corporation | Production of high viscosity index lubricants |
| US5292426A (en) * | 1991-10-18 | 1994-03-08 | Texaco Inc. | Wax conversion process |
| CA2109541A1 (en) * | 1992-12-04 | 1994-06-05 | Thomas J. Ford | Aromatic oil and process for manufacture |
| 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 |
| US6592748B2 (en) | 1996-06-28 | 2003-07-15 | Exxonmobil Research And Engineering Company | Reffinate hydroconversion process |
| US6325918B1 (en) | 1996-06-28 | 2001-12-04 | Exxonmobile Research And Engineering Company | Raffinate hydroconversion process |
| US6974535B2 (en) | 1996-12-17 | 2005-12-13 | Exxonmobil Research And Engineering Company | Hydroconversion process for making lubricating oil basestockes |
| US6444865B1 (en) | 1997-12-01 | 2002-09-03 | Shell Oil Company | Process wherein a hydrocarbon feedstock is contacted with a catalyst |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2001873A1 (enrdf_load_stackoverflow) * | 1968-02-14 | 1969-10-03 | Snam Progetti | |
| GB1350257A (en) * | 1970-06-05 | 1974-04-18 | Shell Int Research | Process for the preparation of a lubricating oil |
-
1975
- 1975-04-02 FR FR7510253A patent/FR2306254A1/fr active Granted
-
1976
- 1976-03-23 BE BE1007277A patent/BE839904A/xx not_active IP Right Cessation
- 1976-03-31 JP JP51034572A patent/JPS51121005A/ja active Granted
- 1976-03-31 IT IT21780/76A patent/IT1058900B/it active
- 1976-03-31 NL NL7603330A patent/NL7603330A/xx not_active Application Discontinuation
- 1976-03-31 GB GB13023/76A patent/GB1546504A/en not_active Expired
- 1976-03-31 DE DE19762613877 patent/DE2613877A1/de active Granted
- 1976-03-31 ZA ZA761955A patent/ZA761955B/xx unknown
- 1976-03-31 BR BR7601931A patent/BR7601931A/pt unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2001873A1 (enrdf_load_stackoverflow) * | 1968-02-14 | 1969-10-03 | Snam Progetti | |
| GB1350257A (en) * | 1970-06-05 | 1974-04-18 | Shell Int Research | Process for the preparation of a lubricating oil |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2913556A1 (de) * | 1978-07-25 | 1980-02-07 | Gen Tire & Rubber Co | Zwirnmaschinenring-schmiermittel fuer einen nylontraveller |
| US5143595A (en) * | 1990-02-03 | 1992-09-01 | Basf Aktiengesellschaft | Preparation of oxidation-stable and low-temperature-stable base oils and middle distillates |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2613877C2 (enrdf_load_stackoverflow) | 1987-12-10 |
| JPS51121005A (en) | 1976-10-22 |
| NL7603330A (nl) | 1976-10-05 |
| BR7601931A (pt) | 1976-10-05 |
| IT1058900B (it) | 1982-05-10 |
| FR2306254A1 (fr) | 1976-10-29 |
| ZA761955B (en) | 1977-04-27 |
| AU1253676A (en) | 1977-10-06 |
| JPS6132356B2 (enrdf_load_stackoverflow) | 1986-07-26 |
| FR2306254B1 (enrdf_load_stackoverflow) | 1979-05-25 |
| BE839904A (nl) | 1976-09-23 |
| GB1546504A (en) | 1979-05-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE2639775C2 (enrdf_load_stackoverflow) | ||
| DE2627678C2 (de) | Verfahren zur Umwandlung von Kohlenwasserstoffen unter Gewinnung von leichten Kohlenwasserstoffdestillatfraktionen | |
| DE69424247T2 (de) | Verfahren zur gleichzeitigen Produktion von Mitteldestillaten und Schmierölen aus Schwerölfraktionen | |
| DE69416585T2 (de) | Methode zur erzeugung von basisschmieröleinsätzen hoher qualität aus nicht-umgesetztem öl von einer im rezirkulationsbetrieb arbeitenden hydrokrackanlage | |
| DE69706985T2 (de) | Verfahren zur herstellung von basisschmierölen | |
| DE2851208C2 (enrdf_load_stackoverflow) | ||
| DE2754948A1 (de) | Verfahren zur herstellung von kohlenwasserstoffdestillaten und schmieroelgrundmaterialien | |
| DE2164951B2 (de) | Verfahren zur Herstellung gasförmiger Olefine | |
| DE2751863C2 (enrdf_load_stackoverflow) | ||
| DE2927251C2 (enrdf_load_stackoverflow) | ||
| DE69601346T2 (de) | Entschwefelungsverfahren für katalytisches krackbenzin | |
| DE2613877A1 (de) | Verfahren zur herstellung von schmieroel mit niedrigem pourpoint | |
| EP0441195B1 (de) | Verfahren zur Herstellung von oxidationsstabilen und kältestabilen Grundölen und Mitteldestillaten | |
| DE69006261T2 (de) | Verfahren zur Herstellung von Basisschmierölen. | |
| DE2143972A1 (de) | Verfahren zur Herstellung von Schmier öl mit verbessertem Viskositätsindex | |
| DE2209577A1 (de) | Herstellung von schmieroelen mit hohem viskositaetsindex | |
| DE2840986C2 (de) | Verfahren zur Aufarbeitung der bei der Spaltung von Kohlenwasserstoffen entstehenden über 200 °C siedenden Kohlenwasserstoff-Fraktionen | |
| DE1276264B (de) | Verfahren zur Herstellung von Schmieroelfraktionen mit hohem Viskositaetsindex | |
| DE2808309C2 (enrdf_load_stackoverflow) | ||
| DE2318888A1 (de) | Verfahren zur herstellung von schmieroelen und benzin | |
| DE3787710T2 (de) | Verfahren zur Fabrikation von Kerosin und/oder Gasölen. | |
| DE1271869B (de) | Verfahren zur gleichzeitigen Herstellung von Schmieroel und Heizoel und bzw. oder niedriger siedenden Kohlenwasserstoffen | |
| DE2259959A1 (de) | Verfahren zur herstellung von brennoder heizoel | |
| DE1959869B2 (de) | Verfahren zur Herstellung einer Schmierölfraktion mit erhöhtem Viskositätsindex | |
| DE2312930C3 (de) | Verfahren zur Herstellung von Naphthalin oder RuB |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| 8128 | New person/name/address of the agent |
Representative=s name: JUNG, E., DIPL.-CHEM. DR.PHIL. SCHIRDEWAHN, J., DI |
|
| 8125 | Change of the main classification |
Ipc: C10G 71/00 |
|
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |