Patents by Inventor Pekka Jokela
Pekka Jokela has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20150191655Abstract: The invention relates to an apparatus for producing a pyrolysis product, the apparatus comprising a pyrolysis reactor for forming pyrolysis product fractions from raw material by fast pyrolysis, a condensing device for condensing gaseous pyrolysis product fractions to mainly liquid pyrolysis product fractions, a combustion boiler arranged in conjunction with the pyrolysis reactor for forming energy fractions, and feeding devices for feeding raw materials to the pyrolysis reactor and the combustion boiler. According to the invention, the apparatus comprises a separating device arranged substantially in conjunction with the pyrolysis reactor for separating other fractions from the gaseous pyrolysis product fractions after the pyrolysis and means for conducting other fractions than the gaseous pyrolysis product fractions from the separator to the combustion boiler.Type: ApplicationFiled: March 23, 2015Publication date: July 9, 2015Inventors: Kai SIPILÄ, Yrjö SOLANTAUSTA, Pekka JOKELA, Markku RAIKO
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Patent number: 9045694Abstract: The invention relates to a method of carrying out pyrolysis process in a pyrolysis reactor for solid fuel to produce pyrolysis oil. The method comprises supplying solid fuel into a drying zone in the pyrolysis reactor for removing moisture containing gases, drying the solid fuel in the drying zone and extracting the moisture containing gases removed from the solid fuel out of the pyrolysis reactor, passing the dried solid fuel from the drying zone to the pyrolysis zone of the pyrolysis reactor, pyrolyzing the dried solid fuel for separating pyrolysis gases from the dried solid fuel and conducting the pyrolysis gases from the pyrolysis reactor to a condenser for producing pyrolysis oil.Type: GrantFiled: June 1, 2010Date of Patent: June 2, 2015Assignee: VALMET TECHNOLOGIES OYInventors: Pekka Jokela, Jani Lehto
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Publication number: 20150059354Abstract: A process for upgrading pyrolysis oil that includes heating pyrolysis oil in the absence of added catalyst at 100° C. to 200° C. temperature and 50 bar to 250 bar pressure, and heating the product of the first heating in the absence of added catalyst at 200° C. to 400° C. temperature and 50 bar to 250 bar pressure. Also, the product obtained by this process and the use of treated pyrolysis oil. Further, methods where the treated pyrolysis oil is fed to a power plant for producing electricity; is burned in a boiler for producing heating oil and/or is used as transportation fuel or as a blending component in transportation fuel.Type: ApplicationFiled: March 14, 2013Publication date: March 5, 2015Applicant: UPM-KYMMENE CORPORATIONInventors: Andrea Gutierrez, Pekka Jokela, Jaakko Nousiainen
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Patent number: 8591737Abstract: Treatment of waste water from a biomass-to-liquid process, said process comprising producing synthesis gas from biomass and conversion of said synthesis gas into liquid hydrocarbons by a Fisher-Tropsch process. The waste waters obtained are purified in common with waste waters from another industrial process to which said biomass-to-liquid process is integrated, such as in forestry, power and/or heat generation, waste incineration or a process in a metal-, petrochemical and/or oil refining industry. The biomass-to-liquid. process and said another industrial process may have a common feed water process unit, a common cooling water process unit and a common waste water treatment unit. The waste water treatment process may comprise a biological purification process and said Fischer-Tropsch process may utilize a cobalt catalyst. An integrated factory comprising a biomass-to-liquid plant and another industrial facility in which both plants are connected to a common waste water treatment facility is also described.Type: GrantFiled: July 18, 2008Date of Patent: November 26, 2013Assignee: UPM-Kymmene OyjInventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20120073185Abstract: The invention relates to a method of carrying out pyrolysis process in a pyrolysis reactor (4) for solid fuel to produce pyrolysis oil. The method comprises supplying solid fuel into a drying zone in the pyrolysis reactor (4) for removing moisture containing gases, drying the solid fuel in the drying zone and extracting the moisture containing gases re-moved from the solid fuel out of the pyrolysis reactor (4), passing the dried solid fuel from the drying zone to the pyrolysis zone of the pyrolysis reactor (4), pyrolyzing the dried solid fuel for separating pyrolysis gases from the dried solid fuel and conducting the pyrolysis gases from the pyrolysis reactor (4) to a condenser (8) for producing pyrolysis oil.Type: ApplicationFiled: June 1, 2010Publication date: March 29, 2012Inventors: Pekka Jokela, Lehto Jani
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Publication number: 20110203277Abstract: The invention relates to producing liquid hydro carbonaceous product (1) from solid biomass (2). In the invention solid biomass (2) is gasified in a gasifier (6) to produce raw synthesis gas (3). The raw synthesis gas (3) is conditioned to purify the raw synthesis gas (3) to obtain purified synthesis gas (4), the conditioning comprising lowering the temperature of the raw synthesis gas (3) in a cooler (19) producing saturated steam (51). Then the purified gas (4) is subjected to a Fischer-Tropsch synthesis in a Fischer-Tropsch reactor (5) to produce liquid hydro carbonaceous product (1). In the invention the saturated steam (51) produced by the cooler (19) is further superheated in a superheating boiler (50) for producing superheated steam (52).Type: ApplicationFiled: October 30, 2009Publication date: August 25, 2011Applicant: UPM-KYMMENE CORPORATIONInventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20110041388Abstract: The invention relates to a method for carrying out pyrolysis in such manner that a first raw material is fed to a combustion boiler and a second raw material is fed to a pyrolysis reactor which are integrated together, energy fractions are formed from the raw material in the combustion boiler and gaseous and liquid product fractions are formed from the raw material in the pyrolysis reactor by fast pyrolysis.Type: ApplicationFiled: October 8, 2008Publication date: February 24, 2011Applicant: Valtion Teknillinen TutkimuskeskusInventors: Kai Sipilä, Yrjö Solantausta, Pekka Jokela, Markku Raiko
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Publication number: 20100317905Abstract: The invention relates to the use of biomethanol from the pulp industry in the production of biohydrogen. The preferred biomethanol comprises purified biomethanol derived from black liquor. The invention also relates to a process for the production of biohydrogen from crude biomethanol recovered from black liquor and to a process for producing hydrocarbon biofuel using such biohydrogen as a hydrogen source. The invention further relates to a biofuel production facility for producing fuel from biohydrogen and biohydrocarbon, and to biofuel so produced. The invention makes it possible to produce a biofuel, wherein 100% of the raw material stems from non-fossil sources.Type: ApplicationFiled: October 29, 2008Publication date: December 16, 2010Applicant: UPM-KYMMENE OYJInventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20100317749Abstract: Treatment of waste water from a biomass-to-liquid process, said process comprising producing synthesis gas from biomass and conversion of said synthesis gas into liquid hydrocarbons by a Fisher-Tropsch process. The waste waters obtained are purified in common with waste waters from another industrial process to which said biomass-to- liquid process is integrated, such as in forestry, power and/or heat generation, waste incineration or a process in a metal-, petrochemical and/or oil refining industry. The biomass-to-liquid. process and said another industrial process may have a common feed water process unit, a common cooling water process unit and a common waste water treatment unit. The waste water treatment process may comprise a biological purification process and said Fischer-Tropsch process may utilize a cobalt catalyst.Type: ApplicationFiled: July 18, 2008Publication date: December 16, 2010Inventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20100305220Abstract: The invention relates to a method and apparatus for producing liquid hydro carbonaceous product (1) such as biofuel from solid biomass (2). The method comprises a gasifying step for gasifying solid biomass (2) in a gasifier (6) to produce raw synthesis gas (3), conditioning of the raw synthesis gas (3) to purify the raw synthesis gas (3) to obtain purified synthesis gas (4) having a molar ratio of hydrogen to carbon monoxide between 2.5 to 1 and 0.5 to 1, preferably to between 2.1 to 1 and 1.8 to 1, more preferably about 2 to 1, and subjecting purified synthesis gas (4) to a Fischer-Tropsch synthesis in a Fischer-Tropsch reactor (5) to produce liquid hydro carbonaceous product (1).Type: ApplicationFiled: July 18, 2008Publication date: December 2, 2010Applicant: Upmkymmene OyjInventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20100288458Abstract: The invention relates to the use of a carbon dioxide stream generated in oxygen gasification of organic matter for carbonating calcium from a liquid containing calcium ions. The invention also relates to a manufacturing process of paper or board, wherein organic matter is gasified with oxygen in order to carbonate the calcium, the produced carbon dioxide stream is reacted with a liquid containing calcium ions and the carbonated calcium is added to the pulp during the papermaking process as a filler or onto finished paper as a coating.Type: ApplicationFiled: July 18, 2008Publication date: November 18, 2010Applicant: UPMKYMMENE OYJInventors: Markku Karlsson, Pekka Jokela, Esko Kukkamäki
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Publication number: 20100280137Abstract: The invention relates to a method and apparatus for producing synthesis gas (7) from biomass (2). The method comprises a step for producing raw product gas (3), and a purifying step comprising several processing steps performed in gas processing means (10, 12, 13, 14) for converting the raw product gas (3) to synthesis gas (7). One processing step is a carbon dioxide removal step for separating carbon dioxide from the stream of raw product gas (3) in a gas processing means comprising a gas purificator (10). The method comprises a step for feeding a stream of the carbon dioxide (9) from the gas purificator (10) to at least one part of the apparatus, said at least one part of the apparatus being selected from: the biomass supply system (4), the gasifier (6) and at least one of the gas processing means (10, 12, 13, 14).Type: ApplicationFiled: July 18, 2008Publication date: November 4, 2010Applicant: UPMKYMMENE CORPORATIONInventors: Petri Kukkonen, Pekka Knuuttila, Pekka Jokela
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Publication number: 20100266464Abstract: The invention relates to an apparatus for producing a pyrolysis product, the apparatus comprising a pyrolysis reactor for forming pyrolysis product fractions from raw material by fast pyrolysis, a condensing device for condensing gaseous pyrolysis product fractions to mainly liquid pyrolysis product fractions, a combustion boiler arranged in conjunction with the pyrolysis reactor for forming energy fractions, and feeding devices for feeding raw materials to the pyrolysis reactor and the combustion boiler. According to the invention, the apparatus comprises a separating device arranged substantially in conjunction with the pyrolysis reactor for separating other fractions from the gaseous pyrolysis product fractions after the pyrolysis and means for conducting other fractions than the gaseous pyrolysis product fractions from the separator to the combustion boiler.Type: ApplicationFiled: October 10, 2008Publication date: October 21, 2010Applicant: Valtion Teknillinen TutkimuskeskusInventors: Kai Sipilä, Yrjö Solantausta, Pekka Jokela, Markku Paiko
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Publication number: 20040108251Abstract: A method for processing carbonaceous material in a reactor. Carbonaceous material, such as sawdust, plant residues from forestry or agricultural processes, municipal solid waste and refuse derived fuel, is fed into the riser section (10) of a reactor (10-15) in which it is contacted with inorganic particulate material and reactor walls at an elevated temperature essentially in the absence of oxygen in order to convert the carbonaceous material at least mainly into gaseous processed products, whereby a gas phase is obtained, containing fluidization gas and processed products. According to the invention a dense suspension is formed into the riser space (10) of the reactor, containing based on the particle number 7×108 to 3×1011 particles/m3 (about 2×107-1×1010 particles/ft3), and the mass ratio between the particulate matter bringing heat into the reactor and the carbonaceous material is in the range of 1:1 to 10:1.Type: ApplicationFiled: October 10, 2003Publication date: June 10, 2004Inventors: Steven Gust, Jukka-Pekka Nieminen, Jyrki Hiltunen, Pekka Knuuttila, Marko Fabritius, Pekka Jokela, Jatta Partanen