NL8400422A - Werkwijze voor het hydrokraken van zware olien in tegenwoordigheid van een droog gemengd toevoegsel. - Google Patents
Werkwijze voor het hydrokraken van zware olien in tegenwoordigheid van een droog gemengd toevoegsel. Download PDFInfo
- Publication number
- NL8400422A NL8400422A NL8400422A NL8400422A NL8400422A NL 8400422 A NL8400422 A NL 8400422A NL 8400422 A NL8400422 A NL 8400422A NL 8400422 A NL8400422 A NL 8400422A NL 8400422 A NL8400422 A NL 8400422A
- Authority
- NL
- Netherlands
- Prior art keywords
- additive
- hydrogen
- metal
- process according
- hydrocracking
- Prior art date
Links
- 239000000654 additive Substances 0.000 title claims description 41
- 230000000996 additive effect Effects 0.000 title claims description 35
- 238000000034 method Methods 0.000 title claims description 35
- 230000008569 process Effects 0.000 title claims description 27
- 239000000295 fuel oil Substances 0.000 title description 11
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 37
- 239000001257 hydrogen Substances 0.000 claims description 36
- 229910052739 hydrogen Inorganic materials 0.000 claims description 36
- 229930195733 hydrocarbon Natural products 0.000 claims description 33
- 150000002430 hydrocarbons Chemical class 0.000 claims description 33
- 238000004517 catalytic hydrocracking Methods 0.000 claims description 29
- 239000007789 gas Substances 0.000 claims description 29
- 239000004215 Carbon black (E152) Substances 0.000 claims description 23
- 229910052751 metal Inorganic materials 0.000 claims description 23
- 239000002184 metal Substances 0.000 claims description 23
- 239000002245 particle Substances 0.000 claims description 21
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 16
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 239000007788 liquid Substances 0.000 claims description 14
- 150000003839 salts Chemical class 0.000 claims description 13
- 239000003245 coal Substances 0.000 claims description 12
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 10
- 150000001875 compounds Chemical class 0.000 claims description 8
- 239000003077 lignite Substances 0.000 claims description 8
- 229910052759 nickel Inorganic materials 0.000 claims description 8
- 229910052720 vanadium Inorganic materials 0.000 claims description 8
- 150000002736 metal compounds Chemical class 0.000 claims description 7
- 229910052976 metal sulfide Inorganic materials 0.000 claims description 7
- 239000003476 subbituminous coal Substances 0.000 claims description 6
- 239000010881 fly ash Substances 0.000 claims description 5
- 229910052742 iron Inorganic materials 0.000 claims description 5
- 229910000358 iron sulfate Inorganic materials 0.000 claims description 5
- BAUYGSIQEAFULO-UHFFFAOYSA-L iron(2+) sulfate (anhydrous) Chemical group [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 claims description 5
- 239000002002 slurry Substances 0.000 claims description 5
- 239000000725 suspension Substances 0.000 claims description 5
- 229910052750 molybdenum Inorganic materials 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 2
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 claims description 2
- 229910052804 chromium Inorganic materials 0.000 claims description 2
- 239000011651 chromium Substances 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
- 239000007791 liquid phase Substances 0.000 claims description 2
- 239000011733 molybdenum Substances 0.000 claims description 2
- 239000012071 phase Substances 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
- 150000002505 iron Chemical class 0.000 claims 2
- 239000010883 coal ash Substances 0.000 claims 1
- 239000011812 mixed powder Substances 0.000 claims 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 1
- 229910052799 carbon Inorganic materials 0.000 description 30
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 28
- 239000000571 coke Substances 0.000 description 27
- 239000003921 oil Substances 0.000 description 23
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 16
- 239000000463 material Substances 0.000 description 15
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 13
- 229910052717 sulfur Inorganic materials 0.000 description 13
- 239000011593 sulfur Substances 0.000 description 13
- 239000000203 mixture Substances 0.000 description 10
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 9
- 238000009835 boiling Methods 0.000 description 9
- 239000000047 product 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
- 229910052500 inorganic mineral Inorganic materials 0.000 description 8
- 239000011707 mineral Substances 0.000 description 8
- 229910052757 nitrogen Inorganic materials 0.000 description 8
- 239000012263 liquid product Substances 0.000 description 7
- 239000007787 solid Substances 0.000 description 7
- 238000012360 testing method Methods 0.000 description 7
- LEONUFNNVUYDNQ-UHFFFAOYSA-N vanadium atom Chemical compound [V] LEONUFNNVUYDNQ-UHFFFAOYSA-N 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 6
- 230000008021 deposition Effects 0.000 description 6
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000002956 ash Substances 0.000 description 4
- 239000010426 asphalt Substances 0.000 description 4
- 239000002802 bituminous coal Substances 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- 239000003575 carbonaceous material Substances 0.000 description 3
- 238000004939 coking Methods 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 238000005984 hydrogenation reaction Methods 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- QMQXDJATSGGYDR-UHFFFAOYSA-N methylidyneiron Chemical compound [C].[Fe] QMQXDJATSGGYDR-UHFFFAOYSA-N 0.000 description 3
- 238000007873 sieving Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 229910052770 Uranium Inorganic materials 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 2
- 239000003830 anthracite Substances 0.000 description 2
- 235000005911 diet Nutrition 0.000 description 2
- 230000037213 diet Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 235000013305 food Nutrition 0.000 description 2
- 238000000227 grinding Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 150000004688 heptahydrates Chemical class 0.000 description 2
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 2
- 239000003350 kerosene Substances 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 150000002902 organometallic compounds Chemical class 0.000 description 2
- 239000002243 precursor Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 240000007124 Brassica oleracea Species 0.000 description 1
- 235000003899 Brassica oleracea var acephala Nutrition 0.000 description 1
- 235000011301 Brassica oleracea var capitata Nutrition 0.000 description 1
- 235000001169 Brassica oleracea var oleracea Nutrition 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- ZAMOUSCENKQFHK-UHFFFAOYSA-N Chlorine atom Chemical compound [Cl] ZAMOUSCENKQFHK-UHFFFAOYSA-N 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-M Fluoride anion Chemical compound [F-] KRHYYFGTRYWZRS-UHFFFAOYSA-M 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
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 1
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 1
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 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
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910001570 bauxite Inorganic materials 0.000 description 1
- 229910052614 beryl Inorganic materials 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000000969 carrier Substances 0.000 description 1
- 230000003197 catalytic effect Effects 0.000 description 1
- 239000000460 chlorine Substances 0.000 description 1
- 229910052801 chlorine Inorganic materials 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 238000006477 desulfuration reaction Methods 0.000 description 1
- 230000023556 desulfurization Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000007580 dry-mixing Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000002349 favourable effect Effects 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
- 229910021385 hard carbon Inorganic materials 0.000 description 1
- 150000002605 large molecules Chemical class 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 229910000000 metal hydroxide Inorganic materials 0.000 description 1
- 150000004692 metal hydroxides Chemical class 0.000 description 1
- 239000011268 mixed slurry Substances 0.000 description 1
- 150000004682 monohydrates Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 125000002524 organometallic group Chemical group 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 150000002927 oxygen compounds Chemical class 0.000 description 1
- 239000003415 peat Substances 0.000 description 1
- 239000006069 physical mixture Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000002407 reforming Methods 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000005029 sieve analysis Methods 0.000 description 1
- 239000010454 slate Substances 0.000 description 1
- 239000012265 solid product Substances 0.000 description 1
- 238000004227 thermal cracking Methods 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
- 235000013311 vegetables Nutrition 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
- 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)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA421300 | 1983-02-10 | ||
| CA000421300A CA1202588A (fr) | 1983-02-10 | 1983-02-10 | Hydrofractionnement des petroles lourds par intervention d'additifs secs |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL8400422A true NL8400422A (nl) | 1984-09-03 |
Family
ID=4124534
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8400422A NL8400422A (nl) | 1983-02-10 | 1984-02-09 | Werkwijze voor het hydrokraken van zware olien in tegenwoordigheid van een droog gemengd toevoegsel. |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JPS6023482A (fr) |
| CA (1) | CA1202588A (fr) |
| DE (1) | DE3403979A1 (fr) |
| FR (1) | FR2540883B1 (fr) |
| GB (1) | GB2135691A (fr) |
| IT (1) | IT1196021B (fr) |
| NL (1) | NL8400422A (fr) |
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 (fr) * | 1983-12-02 | 1988-11-08 | Nobumitsu Ohtake | Conversion des hydrocarbures lourds en produits de valeur superieure |
| DE3634275A1 (de) * | 1986-10-08 | 1988-04-28 | Veba Oel Entwicklungs Gmbh | Verfahren zur hydrierenden konversion von schwer- und rueckstandsoelen |
| JPH01294796A (ja) * | 1988-05-23 | 1989-11-28 | Agency Of Ind Science & Technol | 化石燃料油の多段式水素化分解方法 |
| CA1300068C (fr) * | 1988-09-12 | 1992-05-05 | Keith Belinko | Hydrocraquage d'une huile lourde en presence de sulfate de fer ultrafin |
| RU2009166C1 (ru) * | 1992-04-30 | 1994-03-15 | Международный бизнес-центр "Альфа" | Способ получения топливных дистиллятов |
| US6517706B1 (en) * | 2000-05-01 | 2003-02-11 | Petro-Canada | Hydrocracking of heavy hydrocarbon oils with improved gas and liquid distribution |
| BR0308191B1 (pt) | 2002-03-06 | 2013-02-19 | fluido de hidrocarboneto, uso do mesmo, composiÇço seladora de silicone e tinta. | |
| EP1342774A1 (fr) | 2002-03-06 | 2003-09-10 | ExxonMobil Chemical Patents Inc. | Procédé pour la production de fluides hydrocarbures |
| CN100457261C (zh) * | 2005-04-27 | 2009-02-04 | 中国石油化工股份有限公司 | 一种铁基煤液化催化剂及其制备方法 |
| CN104549277B (zh) * | 2013-10-28 | 2017-03-29 | 中国石油化工股份有限公司 | 一种渣油催化剂及其制备方法和应用 |
| CN104549278B (zh) * | 2013-10-28 | 2017-07-25 | 中国石油化工股份有限公司 | 一种渣油双功能催化剂及其制备和应用 |
| CN104549276B (zh) * | 2013-10-28 | 2017-04-26 | 中国石油化工股份有限公司 | 一种渣油临氢热裂化催化剂及其制备和应用 |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB786130A (en) * | 1955-01-27 | 1957-11-13 | Exxon Research Engineering Co | Removing and preventing coke formation in tubular heaters |
| US3151057A (en) * | 1961-12-29 | 1964-09-29 | Hydrocarbon Research Inc | Suspension hydrogenation of heavy stocks |
| JPS51127104A (en) * | 1975-04-30 | 1976-11-05 | Kureha Chem Ind Co Ltd | Treating agents for heavy oils and method of treating therewith |
| CA1094492A (fr) * | 1977-10-24 | 1981-01-27 | Ramaswami Ranganathan | Hydrocraquage d'huiles lourdes avec un catalyseur fer- charbon |
| GB1578896A (en) * | 1977-11-10 | 1980-11-12 | Stolyar G L | Thermal cracking of hydrocarbons |
| CA1124194A (fr) * | 1979-03-05 | 1982-05-25 | Ramaswami Ranganathan | Hydrocraquage de suspensions de cendres volantes dans des huiles lourdes |
| CA1124195A (fr) * | 1980-03-26 | 1982-05-25 | Chandra P. Khulbe | Hydrofractionnement des hydrocarbures lourds au gaz de synthese |
| GB2096164A (en) * | 1981-03-31 | 1982-10-13 | Ca Minister Energy | Hydrocracking of heavy oils |
| CA1151579A (fr) * | 1981-10-07 | 1983-08-09 | Ramaswami Ranganathan | Hydrocraquage d'hydrocarbures lourds avec fort taux de converssion des brais |
| US4376037A (en) * | 1981-10-16 | 1983-03-08 | Chevron Research Company | Hydroprocessing of heavy hydrocarbonaceous oils |
-
1983
- 1983-02-10 CA CA000421300A patent/CA1202588A/fr not_active Expired
-
1984
- 1984-02-03 GB GB08402860A patent/GB2135691A/en not_active Withdrawn
- 1984-02-04 DE DE19843403979 patent/DE3403979A1/de not_active Withdrawn
- 1984-02-07 FR FR8401824A patent/FR2540883B1/fr not_active Expired
- 1984-02-09 NL NL8400422A patent/NL8400422A/nl not_active Application Discontinuation
- 1984-02-09 IT IT19521/84A patent/IT1196021B/it active
- 1984-02-10 JP JP59024248A patent/JPS6023482A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6023482A (ja) | 1985-02-06 |
| CA1202588A (fr) | 1986-04-01 |
| FR2540883A1 (fr) | 1984-08-17 |
| IT8419521A0 (it) | 1984-02-09 |
| IT1196021B (it) | 1988-11-10 |
| FR2540883B1 (fr) | 1988-01-15 |
| GB8402860D0 (en) | 1984-03-07 |
| GB2135691A (en) | 1984-09-05 |
| DE3403979A1 (de) | 1984-08-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| BV | The patent application has lapsed |