ES8501468A1 - Metodo y dispositivo para recuperar productos quimicos a partir de liquido residual procedente de la produccion de pasta papelera de madera - Google Patents
Metodo y dispositivo para recuperar productos quimicos a partir de liquido residual procedente de la produccion de pasta papelera de maderaInfo
- Publication number
- ES8501468A1 ES8501468A1 ES531644A ES531644A ES8501468A1 ES 8501468 A1 ES8501468 A1 ES 8501468A1 ES 531644 A ES531644 A ES 531644A ES 531644 A ES531644 A ES 531644A ES 8501468 A1 ES8501468 A1 ES 8501468A1
- Authority
- ES
- Spain
- Prior art keywords
- waste liquor
- chemicals
- recovery
- liquor
- plasma generator
- 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
- 239000002699 waste material Substances 0.000 title abstract 3
- 238000011084 recovery Methods 0.000 title abstract 2
- 239000000126 substance Substances 0.000 title abstract 2
- 238000010438 heat treatment Methods 0.000 title 1
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- 229920001131 Pulp (paper) Polymers 0.000 abstract 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 abstract 1
- 239000005864 Sulphur Substances 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 229910002091 carbon monoxide Inorganic materials 0.000 abstract 1
- 238000009993 causticizing Methods 0.000 abstract 1
- 238000009833 condensation Methods 0.000 abstract 1
- 230000005494 condensation Effects 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 239000001257 hydrogen Substances 0.000 abstract 1
- 229910052739 hydrogen Inorganic materials 0.000 abstract 1
- 239000000155 melt Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 238000000926 separation method Methods 0.000 abstract 1
- 238000009834 vaporization Methods 0.000 abstract 1
- 230000008016 vaporization Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C11/00—Regeneration of pulp liquors or effluent waste waters
- D21C11/12—Combustion of pulp liquors
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/46—Gasification of granular or pulverulent flues in suspension
- C10J3/466—Entrained flow processes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J3/00—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels
- C10J3/58—Production of combustible gases containing carbon monoxide from solid carbonaceous fuels combined with pre-distillation of the fuel
- C10J3/60—Processes
- C10J3/62—Processes with separate withdrawal of the distillation products
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/002—Removal of contaminants
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10K—PURIFYING OR MODIFYING THE CHEMICAL COMPOSITION OF COMBUSTIBLE GASES CONTAINING CARBON MONOXIDE
- C10K1/00—Purifying combustible gases containing carbon monoxide
- C10K1/04—Purifying combustible gases containing carbon monoxide by cooling to condense non-gaseous materials
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G5/00—Incineration of waste; Incinerator constructions; Details, accessories or control therefor
- F23G5/02—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment
- F23G5/027—Incineration of waste; Incinerator constructions; Details, accessories or control therefor with pretreatment pyrolising or gasifying stage
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23G—CREMATION FURNACES; CONSUMING WASTE PRODUCTS BY COMBUSTION
- F23G7/00—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals
- F23G7/04—Incinerators or other apparatus for consuming industrial waste, e.g. chemicals of waste liquors, e.g. sulfite liquors
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/09—Details of the feed, e.g. feeding of spent catalyst, inert gas or halogens
- C10J2300/0953—Gasifying agents
- C10J2300/0959—Oxygen
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/12—Heating the gasifier
- C10J2300/123—Heating the gasifier by electromagnetic waves, e.g. microwaves
- C10J2300/1238—Heating the gasifier by electromagnetic waves, e.g. microwaves by plasma
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1603—Integration of gasification processes with another plant or parts within the plant with gas treatment
- C10J2300/1606—Combustion processes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10J—PRODUCTION OF PRODUCER GAS, WATER-GAS, SYNTHESIS GAS FROM SOLID CARBONACEOUS MATERIAL, OR MIXTURES CONTAINING THESE GASES; CARBURETTING AIR OR OTHER GASES
- C10J2300/00—Details of gasification processes
- C10J2300/16—Integration of gasification processes with another plant or parts within the plant
- C10J2300/1671—Integration of gasification processes with another plant or parts within the plant with the production of electricity
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S423/00—Chemistry of inorganic compounds
- Y10S423/03—Papermaking liquor
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Organic Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Paper (AREA)
- Treating Waste Gases (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Hydrogen, Water And Hydrids (AREA)
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Water Treatment By Sorption (AREA)
- Pyrane Compounds (AREA)
Abstract
METODO Y DISPOSITIVO PARA RECUPERAR PRODUCTOS QUIMICOS A PARTIR DE LIQUIDO RESIDUAL PROCEDENTE DE LA PRODUCCION DE PASTA PAPELERA DE MADERA.COMPRENDE UN REACTOR (1) CON UNA ZONA DE REACCION (2) Y UNA ZONA DE ENFRIAMIENTO (3), Y CONDUCTOS DE SUMINISTRO PARA LIQUIDO RESIDUAL (6) DE PASTA PAPELERA, ASI COMO PRODUCTOS ADICIONALES (7). EXISTE UNA FUENTE DE CALOR EXTERNO (4), PROVISTA DE UNA SALIDA (8) INFERIOR, DE CONSTITUYENTES INORGANICOS, ASI COMO UNA SALIDA SUPERIOR (9) PARA GAS.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8302245A SE448007B (sv) | 1983-04-21 | 1983-04-21 | Forfarande och anordning for atervinning av kemikalier ur massaavlut |
Publications (2)
Publication Number | Publication Date |
---|---|
ES531644A0 ES531644A0 (es) | 1984-12-01 |
ES8501468A1 true ES8501468A1 (es) | 1984-12-01 |
Family
ID=20350905
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES531644A Expired ES8501468A1 (es) | 1983-04-21 | 1984-04-16 | Metodo y dispositivo para recuperar productos quimicos a partir de liquido residual procedente de la produccion de pasta papelera de madera |
Country Status (18)
Country | Link |
---|---|
US (2) | US4601786A (es) |
JP (1) | JPS59199892A (es) |
AT (1) | AT385531B (es) |
AU (1) | AU559424B2 (es) |
BR (1) | BR8401646A (es) |
CA (1) | CA1222605A (es) |
ES (1) | ES8501468A1 (es) |
FI (1) | FI74499C (es) |
FR (1) | FR2544758B1 (es) |
GB (1) | GB2138458B (es) |
ID (1) | ID969B (es) |
MX (1) | MX161274A (es) |
NO (1) | NO841299L (es) |
NZ (1) | NZ207797A (es) |
PT (1) | PT78458B (es) |
SE (1) | SE448007B (es) |
SU (1) | SU1443810A3 (es) |
ZA (1) | ZA842552B (es) |
Families Citing this family (34)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SE448007B (sv) * | 1983-04-21 | 1987-01-12 | Skf Steel Eng Ab | Forfarande och anordning for atervinning av kemikalier ur massaavlut |
SE454188B (sv) * | 1984-10-19 | 1988-04-11 | Skf Steel Eng Ab | Sett att atervinna kemikalier ur massaavlutar |
SE8501005L (sv) * | 1985-03-01 | 1986-09-02 | Skf Steel Eng Ab | Termisk reformering av gasformiga kolveten |
SE447400B (sv) * | 1985-03-26 | 1986-11-10 | Skf Steel Eng Ab | Sett och anordning for kemikalieatervinning av massaavlutar i konventionell sodapanna |
AU580418B2 (en) * | 1985-05-22 | 1989-01-12 | A. Ahlstrom Corporation | Method of recovering alkaline chemicals from flue gases containing alkaline metal vapor |
FI71541C (fi) * | 1985-05-22 | 1987-01-19 | Ahlstroem Oy | Metod att tillvarataga alkalikemikalier ur en roekgas som innehaoller alkalimetallaongor. |
SE448173B (sv) * | 1985-06-03 | 1987-01-26 | Croon Inventor Ab | Forfarande for utvinning av kemikalier fran cellulosaavlut genom pyrolys |
AU7975487A (en) * | 1986-10-16 | 1988-04-21 | Edward L. Bateman Pty. Ltd | Plasma treatment of waste h/c gas to produce synthesis gas |
JPH01156916A (ja) * | 1987-09-25 | 1989-06-20 | Ss Pharmaceut Co Ltd | 肝疾患治療剤 |
US4802423A (en) * | 1987-12-01 | 1989-02-07 | Regenerative Environmental Equipment Co. Inc. | Combustion apparatus with auxiliary burning unit for liquid fluids |
WO1991011658A1 (en) * | 1990-01-29 | 1991-08-08 | Noel Henry Wilson | Destroying waste using plasma |
SE465731B (sv) * | 1990-02-07 | 1991-10-21 | Kamyr Ab | Utvinning av energi och kemikalier ur massaavlutar under exponering av laagfrekvent ljud |
EP0584161B1 (en) * | 1991-05-13 | 1997-07-16 | H.A. Simons Ltd. | White liquor preparation and pulping process |
SE501334C2 (sv) * | 1991-11-04 | 1995-01-16 | Kvaerner Pulping Tech | Sätt att termiskt sönderdela ett kolhaltigt råmaterial vid understökiometrisk syretillförsel samt anordning för genomförande av sättet |
JPH079902Y2 (ja) * | 1992-06-11 | 1995-03-08 | 株式会社大滝油圧 | 油圧ジャッキ |
SE470538C (sv) * | 1992-12-02 | 1996-01-11 | Kvaerner Pulping Tech | Sätt vid blekning av massa utan användning av klorhaltiga kemikalier |
SE9300199L (sv) * | 1993-01-25 | 1994-07-26 | Kvaerner Pulping Tech | Metod vid återvinning av cellulosaavlutar |
US5447603A (en) * | 1993-07-09 | 1995-09-05 | The Dow Chemical Company | Process for removing metal ions from liquids |
US5628872A (en) * | 1993-10-22 | 1997-05-13 | Kanyr Ab | Method for bleaching pulp with hydrogen peroxide recovered from cellulosic spent liquor |
DE19642162A1 (de) * | 1996-10-12 | 1998-04-16 | Krc Umwelttechnik Gmbh | Verfahren zur Regeneration einer beim Kraftprozeß zum Aufschluß von Holz anfallenden Flüssigkeit unter gleichzeitiger Gewinnung von Energie |
AU6158398A (en) * | 1997-02-14 | 1998-09-08 | L'harmonie S.A. | Process for treating a cellulose-containing substance |
US20080219912A1 (en) * | 2007-03-06 | 2008-09-11 | Gary Allen Olsen | Particulate matter and methods of obtaining same from a kraft waste reclamation |
US20110300052A9 (en) * | 1997-05-21 | 2011-12-08 | Olsen Gary A | Particulate matter and methods of obtaining same from a kraft waste reclamation |
CA2238292A1 (en) | 1997-05-21 | 1998-11-21 | S & S Lime, Inc. | Method of obtaining and using particulate calcium carbonate |
EP1290272A1 (en) | 2000-05-16 | 2003-03-12 | Massachusetts Institute of Technology | Thermal conversion of biomass to valuable fuels, chemical feedstocks and chemicals |
GB0119237D0 (en) * | 2001-08-07 | 2001-10-03 | Bioregional Minimills Uk Ltd | Paper plant |
US20060201641A1 (en) * | 2001-08-07 | 2006-09-14 | Bioregional Minimills (Uk) Limited | Methods for producing pulp and treating black liquor |
GB2423079B (en) * | 2005-06-29 | 2008-11-12 | Tetronics Ltd | Waste treatment process and apparatus |
US8288312B2 (en) | 2007-03-06 | 2012-10-16 | S&S Lime, Inc. | Particulate matter and methods of obtaining same from a Kraft waste reclamation |
FI20085416L (fi) * | 2008-05-06 | 2009-11-07 | Metso Power Oy | Menetelmä ja laitteisto sellutehtaan mustalipeän käsittelemiseksi |
FR2931477B1 (fr) * | 2008-05-21 | 2012-08-17 | Arkema France | Acide cyanhydrique derive de matiere premiere renouvable |
FR2938535B1 (fr) | 2008-11-20 | 2012-08-17 | Arkema France | Procede de fabrication de methylmercaptopropionaldehyde et de methionine a partir de matieres renouvelables |
WO2010104458A1 (en) | 2009-03-09 | 2010-09-16 | Kiram Ab | A shaped cellulose manufacturing process combined with a pulp mill recovery system |
RU2696962C2 (ru) | 2014-10-15 | 2019-08-07 | Канфор Палп Лтд | Объединенная система крафт-целлюлозного завода и термохимического превращения |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2574193A (en) * | 1947-12-06 | 1951-11-06 | Remington Rand Inc | Chemical recovery and control in the kraft pulp process |
NL300131A (es) * | 1962-11-15 | |||
FR1374716A (fr) * | 1962-11-15 | 1964-10-09 | Prototech Inc | Procédé pour traiter des substances résiduaires pour en tirer de l'hydrogène et d'autres gaz, et produit gazeux renfermant de l'hydrogène |
SE378119B (es) * | 1972-04-04 | 1975-08-18 | Angpanneforeningen | |
US3780675A (en) * | 1972-04-18 | 1973-12-25 | Boardman Co | Plasma arc refuse disintegrator |
GB1535953A (en) * | 1975-07-21 | 1978-12-13 | Zink Co John | Burning process for black liquor |
US4244779A (en) * | 1976-09-22 | 1981-01-13 | A Ahlstrom Osakeyhtio | Method of treating spent pulping liquor in a fluidized bed reactor |
SE434860B (sv) * | 1976-11-15 | 1984-08-20 | Mo Och Domsjoe Ab | Forfarande for utstotning av klorider ur kemikalieatervinningssystem vid natriumbaserade massaframstellningsprocesser |
GB2017281B (en) * | 1978-03-23 | 1982-07-21 | Asahi Engineering | Method and apparatus for treating water solution of waste material containing salt having smelt-water explosion characteristics |
DD141431A5 (de) * | 1979-01-09 | 1980-04-30 | Sca Development Ab | Verfahren zur behandlung von ablaugen der zelluloseherstellung |
JPS565876A (en) * | 1979-06-29 | 1981-01-21 | Sumitomo Electric Ind Ltd | Self-adhesive tape with sulfurization-preventing property |
EP0056388A1 (en) * | 1980-07-25 | 1982-07-28 | Leif BJÖRKLUND | A method and an apparatus for thermal decomposition of stable compounds |
FI66034C (fi) * | 1981-06-30 | 1986-12-02 | Allan Johansson | Foerfarande foer framstaellning av cellulosa och foer aotervinning av kemikalier |
SE448007B (sv) * | 1983-04-21 | 1987-01-12 | Skf Steel Eng Ab | Forfarande och anordning for atervinning av kemikalier ur massaavlut |
-
1983
- 1983-04-21 SE SE8302245A patent/SE448007B/sv not_active IP Right Cessation
-
1984
- 1984-03-30 FI FI841283A patent/FI74499C/fi not_active IP Right Cessation
- 1984-04-02 NO NO841299A patent/NO841299L/no unknown
- 1984-04-05 ZA ZA842552A patent/ZA842552B/xx unknown
- 1984-04-06 GB GB08408882A patent/GB2138458B/en not_active Expired
- 1984-04-06 US US06/597,396 patent/US4601786A/en not_active Expired - Fee Related
- 1984-04-06 AU AU26490/84A patent/AU559424B2/en not_active Ceased
- 1984-04-09 BR BR8401646A patent/BR8401646A/pt not_active IP Right Cessation
- 1984-04-09 CA CA000451526A patent/CA1222605A/en not_active Expired
- 1984-04-11 AT AT0121984A patent/AT385531B/de not_active IP Right Cessation
- 1984-04-11 NZ NZ207797A patent/NZ207797A/en unknown
- 1984-04-16 ES ES531644A patent/ES8501468A1/es not_active Expired
- 1984-04-17 FR FR8406028A patent/FR2544758B1/fr not_active Expired
- 1984-04-17 JP JP59075899A patent/JPS59199892A/ja active Granted
- 1984-04-17 SU SU843731146A patent/SU1443810A3/ru active
- 1984-04-17 MX MX201065A patent/MX161274A/es unknown
- 1984-04-19 PT PT78458A patent/PT78458B/pt not_active IP Right Cessation
- 1984-04-21 ID IDP372684A patent/ID969B/id unknown
-
1986
- 1986-05-27 US US06/866,660 patent/US4692209A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FI74499C (fi) | 1988-02-08 |
BR8401646A (pt) | 1984-11-20 |
AU559424B2 (en) | 1987-03-12 |
JPS59199892A (ja) | 1984-11-13 |
GB2138458B (en) | 1986-12-31 |
FR2544758B1 (fr) | 1986-08-01 |
US4601786A (en) | 1986-07-22 |
PT78458B (en) | 1986-07-22 |
CA1222605A (en) | 1987-06-09 |
PT78458A (en) | 1984-05-01 |
SE448007B (sv) | 1987-01-12 |
AU2649084A (en) | 1984-10-25 |
ES531644A0 (es) | 1984-12-01 |
SU1443810A3 (ru) | 1988-12-07 |
SE8302245L (sv) | 1984-10-22 |
US4692209A (en) | 1987-09-08 |
ATA121984A (de) | 1987-09-15 |
FI74499B (fi) | 1987-10-30 |
GB8408882D0 (en) | 1984-05-16 |
ID969B (id) | 1996-10-01 |
NZ207797A (en) | 1987-08-31 |
FR2544758A1 (fr) | 1984-10-26 |
NO841299L (no) | 1984-10-22 |
FI841283A (fi) | 1984-10-22 |
JPH0424475B2 (es) | 1992-04-27 |
FI841283A0 (fi) | 1984-03-30 |
AT385531B (de) | 1988-04-11 |
GB2138458A (en) | 1984-10-24 |
ZA842552B (en) | 1985-11-27 |
MX161274A (es) | 1990-08-17 |
SE8302245D0 (sv) | 1983-04-21 |
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