EP0822893B2 - Schneckenpresse - Google Patents
Schneckenpresse Download PDFInfo
- Publication number
- EP0822893B2 EP0822893B2 EP96910849A EP96910849A EP0822893B2 EP 0822893 B2 EP0822893 B2 EP 0822893B2 EP 96910849 A EP96910849 A EP 96910849A EP 96910849 A EP96910849 A EP 96910849A EP 0822893 B2 EP0822893 B2 EP 0822893B2
- Authority
- EP
- European Patent Office
- Prior art keywords
- raw material
- pressing body
- oil
- extraction agent
- pressing
- 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 - Lifetime
Links
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
- C11C3/00—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom
- C11C3/003—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom by esterification of fatty acids with alcohols
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B9/00—Presses specially adapted for particular purposes
- B30B9/02—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material
- B30B9/12—Presses specially adapted for particular purposes for squeezing-out liquid from liquid-containing material, e.g. juice from fruits, oil from oil-containing material using pressing worms or screws co-operating with a permeable casing
-
- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11C—FATTY ACIDS FROM FATS, OILS OR WAXES; CANDLES; FATS, OILS OR FATTY ACIDS BY CHEMICAL MODIFICATION OF FATS, OILS, OR FATTY ACIDS OBTAINED THEREFROM
- C11C3/00—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom
- C11C3/04—Fats, oils, or fatty acids by chemical modification of fats, oils, or fatty acids obtained therefrom by esterification of fats or fatty oils
- C11C3/10—Ester interchange
Definitions
- the invention relates to a method for obtaining oils by pressing and Extracting an oil-containing or extraghierbare substances containing raw material in the presence of a Extracting agent wherein an oil or extractable substance / extractant mixture is obtained, from which the extractant is removed, whereby the raw material is comminuted and using a Device is pressed, which device a Feed for the raw material, a compact with a movably mounted therein Press screw, means for introducing the extractant into the compact and a Having outlet for the pressed raw material.
- oil and oil also “Fat” or “fatty” respectively “extractable substances” include.
- GB-A - 1 340 484 relates to compression in the presence an extractant.
- DE-C 665 873 describes a method according to which during extraction, extraction agent is supplied.
- Palm oil can be obtained by pressing the oily fruit is at the input of the press solvent to the Compressing Good is supplied under normal pressure.
- a device consisting of three mutually perpendicular arranged presses consists.
- the Preßgut introduced and moved horizontally to the second press
- the Pressed transported vertically down, with oil is pressed from the pressed material
- the third press the pressed material is further pressed, during the pressing a solvent for the oil is injected into the pressed material.
- the third press is liquid and gas-tight. About the oil yield when using this known device nothing known.
- the invention has as its object to provide a method with which the oily raw material in a single operation at 96-98%, based on the Total oil content, can be de-oiled and which leads to the simplification of the prior art known extraction method.
- a preferred embodiment of the method according to the invention is characterized characterized in that the means for introducing the extractant into the compact Openings are provided in the press screw and / or in the compact which a liquid extractant under pressure in the pressed body Raw material can be introduced.
- An expedient embodiment of the invention Procedure is that the jacket in its lower Part of a tub for the collection of the pressed body having exiting oil / extractant mixture.
- the tub is suitably with an outlet for the Oil / extractant mixture provided, which outlet gas-tight connected to a pressure vessel.
- transesterification By transesterification, the reaction of triglycerides, i. vegetable and animal fats and oils, with alcohols, such as methanol, ethanol, butanol and isopropanol, in particular Methanol and ethanol, the monoesters of the Fatty acids as well as glycerin arise. fatty acid methyl ester gain more and more importance as diesel substitute fuel.
- alcohols such as methanol, ethanol, butanol and isopropanol, in particular Methanol and ethanol
- AT-B 397 966 describes the preparation of Fatty acid esters of lower monohydric alcohols by transesterification for example rapeseed oil. According to this method, the Transesterification in the presence of a solid basic catalyst at a catalyst excess of at most 1.6 moles per mole performed as a glyceride bound fatty acid.
- AT-B 397 510 is a two-stage or multi-stage Transesterification known.
- catalysts for the transesterification are usually basic catalysts, e.g. Alkali hydroxides, metal hydrides, Alcoholates, carbonates or acetates, and acid Catalysts, e.g. Mineral acids, used.
- the am most commonly used catalysts are sodium and Potassium hydroxide and sodium methylate, which dissolved in alcohol For example, be mixed with a vegetable oil. Such a thing Method is known from AT-B 386 222.
- transesterification begins with a two-phase system from triglyceride and alcohol containing the catalyst, but with increasing reaction progress and formation From ester a homogeneous phase is formed, which by education and excretion of glycerol is again biphasic (Crude ester phase and glycerol phase).
- Transesterification device is based inter alia on the Recognizing that the transesterification is advantageous in the oil-containing Raw material itself can be made, so it is not it is necessary to first re-esterify the oil from the raw material win and only then umzt. Transesterification and separation of the fatty acid alkyl ester can thus in a single Step be made.
- the press In a preferred use of the press is at the beginning of pressing a Agent introduced into the oily substance, which the Residual moisture of the oil or fat-containing substance binds and thus increased soap formation after addition of the catalyst in derogation.
- the pressing is expediently under cooling performed.
- FIG. 1 shows the section through a screw press of the Prior art
- Figures 2 and 3 show advantageous embodiments of the method used in the method according to the invention Screw press.
- FIG. 1 shows schematically the section through a previously known screw press (manufacturer: Krupp).
- the Reference numeral 1 denotes a cylindrical compact, the with a feeder 2 for the to be pressed and Extracting raw material 3 is related.
- the raw material 3 is detected by the worm threads 11 and in the pressed cylindrical body 1, promoted by this wherein oil is squeezed out of the raw material by Openings usually made by crowbars (not shown) are formed, flows down and the compact 1 leaves.
- the oil leaving the compact is by means of drops 4 indicated.
- the oil is taken from a tub (not shown) collected.
- the compressed raw material is transported to the transport Pressed body 1 through the outlet opening 6, located in a Component 1a is located on the cylindrical compact body. 1 connects, extruded.
- the pressure screw 5 has three in the embodiment shown frusto-conical extensions 12 on which the Pressed material is exposed to increased pressure. After overcoming Such an extension naturally reduces the pressure again something off. Such a pressure change favors the Compression, and at this point injected solvent diffused by the brief relaxation up to Cell wall level.
- FIG. 2 shows a section through an embodiment of a used in the inventive method screw press, in a simple manner by conversion of the known, shown in Figure 1 Screw press can be obtained.
- the shown Screw press has additionally one Jacket 7, 7a, of the compact 1 in the region of those openings (not shown), from which oil 4 in the tub 7a, in the present case with the lower part of the shell 7 identical is, passes, pressure-tight against the environment seals.
- the pressure screw 5 is hollow and has openings 8, through which a liquid extractant under pressure in the Preß emotions 5 located raw material can be introduced.
- the extractant is pressurized via the supply line 13 the hollow press screw 5 is supplied. It has been shown that the pressing of the raw material made in this way simultaneous delivery of extractant under pressure too a very high oil yield of at least 96%, based on the total oil content leads. Due to the high pressures in the pressed material The injected solvent is supercritical Condition and increases the solubility of the oil or the extractable substances in the solvent.
- the reference numeral 4a is the from the compact 1 in Range of colanders (not shown) exiting mixture indicated from oil and extractant, which in the tub 7a, which in the embodiment shown from the lower part of Mantels 7 is collected and trapped by the outlet 10 gas-tight in a container (not shown) passes.
- the oil or the extractable substance can in a known manner by Extraction of the extractant from the mixture oil or Extractable substance / extractant can be obtained.
- liquid carbon dioxide in the used in the inventive method very good as an extractant can be used. It is clear to the person skilled in the art that in this case worked under pressure / temperature conditions under which carbon dioxide in liquid form or supercritical form is present. This applies both in the Feed line 13 and in the hollow press screw 5, as well during the compression of the raw material, ie within the Preß stresses 1, in the tub 7 a, in the outlet 10 and in the subsequent collecting container, which in this case as Pressure vessel must be executed. By pretending such Pressure and temperature conditions is in the tub 7a and in subsequent pressure vessel a liquid mixture of oil or extractables and carbon dioxide. The carbon dioxide can by means of evaporation by a simple pressure reduction removed from the mixture.
- FIG. 3 shows another preferred embodiment of the invention in the inventive method used in which the Extraction agent, ie liquid hydrocarbon or liquid carbon dioxide, not via the pressure screw 5, but on the compact 1 in the raw material currently being processed is introduced.
- the Extraction agent ie liquid hydrocarbon or liquid carbon dioxide
- These openings are denoted by the reference numeral 9 designated.
- the extractant is by means of the supply lines 14 the openings 9 fed.
- the openings 9 are each directly provided for an extension 12 of the pressure screw 5. This improves the oil production in particular.
- a Flushing nozzle (not shown) may be provided by which acids and / or oil displacing and / or oil-soluble substances can be injected additionally.
- FIG. 4 shows the pressure course within the pressed body 1, wherein the X-axis is the length of the cylindrical compact and the ordinate indicates the pressure. It is the figure 4 too can be seen that the pressure increases as soon as the screw 5 the Pressed material detected and transported in the compact 1. For one good pressure build-up, it is important that the crushed Raw material by washing with extractant superficially the oil layer is freed. In the figure 4 are exemplary Pressed.
- the raw materials are processed before processing of non-oil Dietary fiber is released and released. Then they will dried to a water content of about 2-5%.
- the oily raw materials After drying, the oily raw materials to a Grit size of 0.5-2 mm crushed. Then they will with an oil-dissolving liquid, e.g. Hexane, and / or one Acid washed.
- the prepared, moist raw material can be fed to the press.
- Extractant content between 4-8%. This is essential less than in the methods known today.
- the device used in the method according to the invention allows at the exit 6, the exiting pressed material in a hot state in a pipe lead (not shown), which provided with suction openings is to the emerging after the pressure release Recover solvent via suction and condensation. This will save energy for the removal of Residual solvent significantly reduced because the Preßgutsammlung to Evaporation of the solvent is exploited.
- Device can also be used in triglycerides Catalyzing raw material during compression.
- the extractant is a mixture of alcohol and Catalyst through the openings 8 and 9 in the raw material brought in.
- the pressing body 1 leaving the liquid 4th or 4a is in this case a mixture of ester, glycerol, Alcohol and catalyst from which the ester on known Way can be won.
- the shredded raw material should no longer contain 0.5% water.
Description
- eine einzige Preßschnecke vorgesehen ist, die sich in einem Preßkörper befindet und den Rohstoff aus der Zuführung in den Preßkörper und von dort unter Verpressen zu einer Austrittsöffnung befördert, und
- der Preßkörper mit einem Mantel druckfest gegen die Umgebung abgedichtet ist,
- der triglyceridhaltige Rohstoff zerkleinert wird,
- der zerkleinerte Rohstoff in den Preßkörper eingebracht wird,
- Alkohol und Katalysator durch die Öffnungen in der Preßschnecke und/oder im Preßkörper in den Rohstoff unter Bedingungen eingebracht werden, daß das im Rohstoff enthaltene Triglycerid mit dem Alkohol umgeestert wird, wobei der Fettsäureester gebildet wird, welcher den Preßkörper durch die Auslässe verläßt, wonach
- der Fettsäureester in an sich bekannter Weise gereinigt wird.
Claims (5)
- Verfahren zum Gewinnen von Ölen durch Verpressen und Extrahieren eines ölhaltigen oder extrahierbare Substanzen haltigen Rohstoffes in Gegenwart von überkritischem Kohlendioxid oder eines überkritischen Kohlenwasserstoffes als Extraktionsmittel, wobei ein Öl oder extrahierbare Substanzen/Extraktionsmittelgemisch erhalten wird, aus welchem das Extraktionsmittel entfernt wird, wobei
der Rohstoff zerkleinert und unter Verwendung einer Vorrichtung verpreßt wird, welche Vorrichtung eine Zuführüng (2) für den Rohstoff, einen Preßkörper (1) mit einer darin beweglich gelagerten Preßschnecke (5), Mittel (8; 9) zum Einbringen des Extraktionsmittels in den Preßkörper (1), und eine Austrittsöffnung (6) für den verpreßten Rohstoff aufweist, wobeieine einzige Preßschnecke (5) vorgesehen.ist, die sich in einem Preßkörper (1) befindet und den Rohstoff (3) aus der Zuführung (2) in den Preßkörper (1) und von dort unter Verpressen zu einer Austrittsöffnung (6) befördert, undder Preßkörper (1) mit einem Mantel (7) druckfest gegen die Umgebung abgedichtet ist, und - Verfahren nach Anspruch 1, dadurch gekennzeichet, daß das Mittel (8; 9) zum Einbringen des Extraktionsmittels in den Preßkörper (1) öffnungen sind, die in.der Preßschnecke (5) und/oder im Preßkörper (1) vorgesehen sind, durch welche ein flüssiges Extraktionsmittel unter Druck in den im Preßkörper (1) befindlichen Rohstoff eingebracht werden kann.
- Verfahren gemäß einem der Ansprüche 1 oder 2, dadurch gekennzeichnet, daß der Mantel (7) eine Wanne (7a) zur Sammlung des aus dem Preßkörper (1) austretenden Öl/Extraktionsmittelgemisches aufweist.
- Verfahren gemäß einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß die Wanne (7a) mit einem Auslaß (10) für das Öl/Extraktionsmittelgemisch versehen ist, welcher Auslaß (10) gasdicht und druckfest mit einem Druckbehälter verbunden ist.
- Verfahren nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der zerkleinerte Rohstoff vor dem Verpressen mit einer öllösenden Flüssigkeit behandelt wird.
Applications Claiming Priority (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT726/95 | 1995-04-27 | ||
AT72795 | 1995-04-27 | ||
AT727/95 | 1995-04-27 | ||
AT72695 | 1995-04-27 | ||
AT72795 | 1995-04-27 | ||
AT72695 | 1995-04-27 | ||
PCT/AT1996/000083 WO1996033861A1 (de) | 1995-04-27 | 1996-04-26 | Schneckenpresse |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0822893A1 EP0822893A1 (de) | 1998-02-11 |
EP0822893B1 EP0822893B1 (de) | 1998-11-04 |
EP0822893B2 true EP0822893B2 (de) | 2005-04-13 |
Family
ID=25593737
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96910849A Expired - Lifetime EP0822893B2 (de) | 1995-04-27 | 1996-04-26 | Schneckenpresse |
Country Status (9)
Country | Link |
---|---|
US (1) | US5939571A (de) |
EP (1) | EP0822893B2 (de) |
JP (1) | JP3842819B2 (de) |
AT (1) | ATE172913T1 (de) |
AU (1) | AU5413196A (de) |
BR (1) | BR9608146A (de) |
DE (1) | DE59600783D1 (de) |
ES (1) | ES2123345T3 (de) |
WO (1) | WO1996033861A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005019294A1 (de) * | 2005-04-26 | 2006-11-09 | Harburg-Freudenberger Maschinenbau Gmbh | Verfahren und Vorrichtung zum Pressen |
DE102007014775A1 (de) * | 2007-03-28 | 2008-10-02 | Harburg-Freudenberger Maschinenbau Gmbh | Verfahren und Vorrichtung zum Pressen |
Families Citing this family (31)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2747128B1 (fr) * | 1996-04-05 | 1998-06-05 | Toulousaine De Rech Et De Dev | Procede et dispositif pour la fabrication d'esters d'acides gras a partir de graines oleagineuses |
FR2784116B1 (fr) * | 1998-10-06 | 2001-02-02 | Gie Sprint | Nouveau procede de fabrication d'esters d'acides gras, de farine de proteines, de fibres et de glycerol par transesterification directe des graines de colza erucique |
US6184829B1 (en) | 1999-01-08 | 2001-02-06 | Trueposition, Inc. | Calibration for wireless location system |
US7170864B2 (en) * | 2001-03-08 | 2007-01-30 | Bmc Software, Inc. | System and method for WAP server management using a single console |
US7013391B2 (en) * | 2001-08-15 | 2006-03-14 | Samsung Electronics Co., Ltd. | Apparatus and method for secure distribution of mobile station location information |
GB0306283D0 (en) * | 2003-03-19 | 2003-04-23 | Smet Rosedowns De Ltd | Improvements to rendering presses |
KR100566106B1 (ko) * | 2003-03-28 | 2006-03-30 | 한국에너지기술연구원 | 바이오디젤유의 제조방법 |
CN1294243C (zh) * | 2004-12-31 | 2007-01-10 | 东营广元生物工程有限公司 | 超临界co2精密分离工艺装置 |
WO2006099412A1 (en) * | 2005-03-14 | 2006-09-21 | Crown Iron Works Company | Biomass extracts with protein and nutritional valve |
US8079304B2 (en) * | 2005-04-26 | 2011-12-20 | Harburg-Freudenberger Maschinenbau Gmbh | Method and device for pressing |
WO2007038503A2 (en) * | 2005-09-27 | 2007-04-05 | Co2Ld, Llc | Fluid injection for liquid extraction |
WO2007055913A1 (en) * | 2005-11-08 | 2007-05-18 | Desmet Ballestra North America | Mechanical partial desolventizing system and process |
BRPI0601253A (pt) * | 2006-01-10 | 2007-09-25 | Jose Guilherme Scott | extrator de óleo |
FR2903116B1 (fr) * | 2006-06-29 | 2008-10-10 | Ct Valorisation Ind Agro Resso | Procede d'obtention d'esters ethyliques utilisables comme carburants biodiesels |
US7772414B1 (en) * | 2006-11-14 | 2010-08-10 | Aerophase, Inc. | Process for producing biodiesel fuel products |
UA61401U (ru) * | 2010-10-18 | 2011-07-25 | Евгений Николаевич Малышев | Применение маслоотжимных прессов большой мощности как средства для сушки сыпучих и волокнистых сырьевых материалов |
US8858657B1 (en) | 2010-12-22 | 2014-10-14 | Arrowhead Center, Inc. | Direct conversion of algal biomass to biofuel |
TWI414340B (zh) | 2011-05-04 | 2013-11-11 | Ind Tech Res Inst | 高壓萃取設備及其萃取方法 |
JP2013147618A (ja) * | 2012-01-23 | 2013-08-01 | Roisu.Com Kk | 精製ジャトロファ油の製造方法 |
BR112014001842A2 (pt) * | 2012-02-06 | 2017-02-21 | The Dupps Company | métodos para tornar líquida gordura de proteína animal e máquina de prensa de parafuso de transformação e respectivos conjuntos de eixos |
CN102602022A (zh) * | 2012-03-12 | 2012-07-25 | 张湖溪 | 一种新型家用榨油机 |
US9476009B2 (en) | 2015-03-05 | 2016-10-25 | Drexel University | Acidic methanol stripping process that reduces sulfur content of biodiesel from waste greases |
FR3035565B1 (fr) * | 2015-04-30 | 2017-05-26 | Terrena | Procede et installation de trituration de graines d'oleagineux pour l'obtention d'huile et de tourteau |
WO2018137793A1 (de) | 2017-01-27 | 2018-08-02 | Ferrum Ag | Zentrifugenanordnung, entspannungsverfahren zur behandlung eines gemischs |
WO2019154489A1 (de) | 2018-02-07 | 2019-08-15 | Ferrum Ag | Rotierendes gerät zur lösung und trennung von gemischen |
CN108929773A (zh) * | 2018-07-05 | 2018-12-04 | 安徽佳源油脂有限公司 | 一种食用油脂真空熔炼设备 |
US11503849B2 (en) | 2018-09-10 | 2022-11-22 | Sakura Nakaya Alimentos Ltda | Soy sauce production equipment and process |
CN109304045A (zh) * | 2018-10-28 | 2019-02-05 | 飞潮(无锡)过滤技术有限公司 | 一种700Mpa超高压萃取分离及能量同步回收工艺 |
RU200050U1 (ru) * | 2020-06-12 | 2020-10-02 | Общество с ограниченной ответственностью Научно-производственное предприятие "Рекорд" | Пресс для получения растительного масла из растительного сырья |
US11162218B1 (en) * | 2020-09-30 | 2021-11-02 | Robert Clayton | Biomass pulp digester |
DE102021002823A1 (de) | 2021-06-01 | 2022-12-01 | Messer Se & Co. Kgaa | Verfahren und Vorrichtung zum Pressen eines flüssigen Extrakts aus einem Pressgut |
Family Cites Families (16)
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DE665873C (de) * | 1936-06-10 | 1938-10-06 | Hugo Kuehl Dr | Verfahren zur Gewinnung lezithinhaltiger, oxydasefreier OElkuchen |
US2184248A (en) * | 1936-08-06 | 1939-12-19 | Extractol Process Ltd | Method and mechanism for continuously forming liquid-impervious plugs in extraction units |
GB918438A (en) * | 1961-03-27 | 1963-02-13 | Int Basic Economy Corp | Improvements in or relating to means for extracting oil from oil-bearing seeds or nuts |
GB1340484A (en) * | 1969-11-04 | 1973-12-12 | Kirkaldy J L R | Process for the recovery of palm oil from palm fruit |
DE2335385B2 (de) * | 1973-07-12 | 1979-01-11 | Fried. Krupp Gmbh, 4300 Essen | Verfahren und Vorrichtung zur ölgewinnung aus gereinigten Ölfrüchten und ölsaaten |
DE3016877A1 (de) * | 1980-05-02 | 1981-11-05 | Fried. Krupp Gmbh, 4300 Essen | Fettabtrennung |
BR8003788A (pt) * | 1980-06-18 | 1981-11-10 | Inst Pesquisas Tech | Processo e equipamento para extracao continua por solvancia sob pressao |
DE3322968A1 (de) * | 1983-06-25 | 1985-01-10 | Fried. Krupp Gmbh, 4300 Essen | Verfahren und vorrichtung zur gewinnung von fetten und oelen |
US4931331A (en) * | 1988-04-05 | 1990-06-05 | Owens Charles R | Laminated tile product, method for producing the same and method for installing the same |
GB8820951D0 (en) * | 1988-09-07 | 1988-10-05 | Delta Biotechnology Ltd | Fermentation method |
IT1233062B (it) * | 1989-02-03 | 1992-03-14 | Motrol Spa | Serratura con incremento del carico di chiusura ed apertura elettrica particolarmente per applicazioni automobilistiche |
US5041245A (en) * | 1989-03-10 | 1991-08-20 | Bioseparations, Inc. | Continuous extraction of oil-containing vegetable matter with pressurized normally gaseous solvent |
DE3909492C1 (de) * | 1989-03-22 | 1990-04-19 | Maschinenfabrik Alfred Schmermund Gmbh & Co, 5820 Gevelsberg, De | |
US5077071A (en) * | 1989-09-06 | 1991-12-31 | Epe Incorporated | Oil extrusion process |
AT394374B (de) * | 1990-06-29 | 1992-03-25 | Wimmer Theodor | Verfahren zur herstellung von fettsaeureestern niederer alkohole |
AT397510B (de) * | 1991-11-06 | 1994-04-25 | Wimmer Theodor | Verfahren zur herstellung von fettsäureestern kurzkettiger alkohole |
-
1996
- 1996-04-26 BR BR9608146A patent/BR9608146A/pt not_active IP Right Cessation
- 1996-04-26 EP EP96910849A patent/EP0822893B2/de not_active Expired - Lifetime
- 1996-04-26 ES ES96910849T patent/ES2123345T3/es not_active Expired - Lifetime
- 1996-04-26 DE DE59600783T patent/DE59600783D1/de not_active Expired - Lifetime
- 1996-04-26 AT AT96910849T patent/ATE172913T1/de not_active IP Right Cessation
- 1996-04-26 US US08/945,444 patent/US5939571A/en not_active Expired - Lifetime
- 1996-04-26 JP JP53203196A patent/JP3842819B2/ja not_active Expired - Lifetime
- 1996-04-26 AU AU54131/96A patent/AU5413196A/en not_active Abandoned
- 1996-04-26 WO PCT/AT1996/000083 patent/WO1996033861A1/de active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005019294A1 (de) * | 2005-04-26 | 2006-11-09 | Harburg-Freudenberger Maschinenbau Gmbh | Verfahren und Vorrichtung zum Pressen |
DE102007014775A1 (de) * | 2007-03-28 | 2008-10-02 | Harburg-Freudenberger Maschinenbau Gmbh | Verfahren und Vorrichtung zum Pressen |
DE102007014775B4 (de) | 2007-03-28 | 2022-05-25 | Harburg-Freudenberger Maschinenbau Gmbh | Verfahren und Vorrichtung zum Pressen |
Also Published As
Publication number | Publication date |
---|---|
EP0822893A1 (de) | 1998-02-11 |
EP0822893B1 (de) | 1998-11-04 |
AU5413196A (en) | 1996-11-18 |
JP3842819B2 (ja) | 2006-11-08 |
DE59600783D1 (de) | 1998-12-10 |
JPH11504057A (ja) | 1999-04-06 |
US5939571A (en) | 1999-08-17 |
ATE172913T1 (de) | 1998-11-15 |
WO1996033861A1 (de) | 1996-10-31 |
BR9608146A (pt) | 1999-02-09 |
ES2123345T3 (es) | 1999-01-01 |
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