Patents Assigned to Bühler AG
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Patent number: 7654725Abstract: The invention relates to a multiple-screw extruder that comprises a first process chamber (1) and a second process chamber (2). In the degassing zones of said extruder, at least the first process chamber is provided with at least one degassing opening. The radius R of the conveyor element in the degassing zones, in at least one conveyor element (7; 9) of at least one screw (5, 7; 5, 9) configured as a passage screw, in a subsection configured as a passage subsection (71a, 71e; 91a, 91e), along the peripheral direction of the at least one conveyor element (7; 9) is by ?R smaller than the full radius Rv of the conveyor element (6; 8) required for the mutual stripping of adhering product in a closely intermeshing screw operation with die adjacent conveyor elements (6; 8) of adjacent conventional screws (5, 6; 5, 8).Type: GrantFiled: June 13, 2002Date of Patent: February 2, 2010Assignee: Buhler AGInventors: Achim-Phillipp Sturm, Jürgen Schweikle, Andreas Christel, Federico Innerebner
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Publication number: 20100006480Abstract: The invention relates to a plan sifter for sifting, or sieving, flour-like or granular products, comprising at least one compartment. The characterizing part is that each sifting compartment has a dedicated drive. In this manner, the base surface available can be better utilized, and the sifting capacity can be better adjusted to the actual need.Type: ApplicationFiled: November 22, 2007Publication date: January 14, 2010Applicant: Buhler AGInventor: Jurgen Moosmann
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Publication number: 20090288792Abstract: A method produces pressed products from fiber-containing raw materials such as wood, straw, peat or suchlike, which are also referred to as secondary raw materials. In order to produce well pressed products, fiber-containing raw materials are mixed with water, vapor and, if need be, further additives while heating the raw materials and additives, the mixture being held at high temperature for a lengthy period of time before pressing.Type: ApplicationFiled: May 20, 2008Publication date: November 26, 2009Applicant: Buhler AGInventors: Markus Kratzer, Matthias Franke
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Patent number: 7618251Abstract: The invention relates to a device for processing an edible product in the form a viscous to pasty mass (1), especially an edible product based on a fat mass, such as chocolate, or based on water, such as ice cream. Said device comprises a dosing unit (2) for the dosed delivery of a specific volume of the mass (1) to shaping units (13). The movement of the displacement element (6) determining the dosage volume is performed via servo drive (9) while an inlet (4) and an outlet (5) are closed and opened via servo drive or pneumatic drive, respectively. Preferably, the displacement element is embodied as a combined lifting/rotating plunger (6) which can perform a linear movement for a suctioning lift and a dosing lift while being able to perform a rotary movement for opening and closing the inlet (4) and the outlet (5), i.e. a valve function.Type: GrantFiled: November 3, 2005Date of Patent: November 17, 2009Assignee: Buhler AGInventors: Uwe Steiner, Karl-Jürgen Kasemann, Michael Paul
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Patent number: 7595072Abstract: The invention relates to a method for warm dehulling soya and other bean fruits and for subsequently grinding them, as well as to corresponding installation. The invention can simplify the process and the design of the installation. To this end, the fruits and heated/conditioned, double-ground, individualized on a baffle plate and the hulls are removed.Type: GrantFiled: December 13, 2004Date of Patent: September 29, 2009Assignee: Buhler AGInventors: Christian Heeb, Urs V. Keller
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Publication number: 20090179099Abstract: An agitator mill for treating free-flowing grinding stock has a grinding receptacle and an interior stator disposed therein. A rotatably drivable annular cylindrical rotor is disposed between the interior stator and the receptacle wall, with a grinding chamber being defined between said rotor and the receptacle wall. A grinding-stock discharge conduit is formed between the rotor and the interior stator (22) which is connected to the grinding chamber by means of a deflection conduit. Devices are provided for preventing the carry-over of auxiliary grinding bodies from the grinding chamber into the grinding-stock discharge conduit.Type: ApplicationFiled: October 11, 2005Publication date: July 16, 2009Applicant: Bühler AGInventors: Norbert Stehr, Philipp Schmitt
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Publication number: 20090035430Abstract: The invention relates to a method and a device for continuous production of a number of articles including at least two different types of articles from a pasty mass. The mass is introduced into a processor unit (4) by means of a supply unit (2), processed in the processor unit and transported further thereby, whereupon an adjunct is added by a metering unit (10) to the mass transported through the processor unit (4). The mixing of the adjunct introduced to the mass is carried out by a mixing unit (6) with mixing elements located downstream of the processor unit (4). The mass with provided adjunct is formed by a forming unit (S) into individual articles downstream of the mixing unit. According to the invention, the metering of the adjunct is carried out in a sequence of metering conditions with at least two different metering conditions, wherein the metering unit (10), for a given metering condition, introduces the adjunct to the mass at a given metering rate.Type: ApplicationFiled: March 5, 2007Publication date: February 5, 2009Applicant: Buhler AGInventors: Markus Meyer, Richard Schar, Christian Gutmann
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Patent number: 7481007Abstract: A sealing arrangement is disclosed for sheet-like elements such as flat wall elements (e.g., pasta dryers). A separation joint can be sealed against penetration gases or steam by placing level sealing elements on both sides of the separation joint, the sealing elements being braced against each other by connections, such as screw connection.Type: GrantFiled: October 4, 2004Date of Patent: January 27, 2009Assignee: Buhler AGInventors: Heinz Resch, Hermann Zwyssig
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Publication number: 20080310251Abstract: A device is disclosed for producing elastomer compounds for use in the production of rubbers. The device may include a mixing extruder with at least one mixing area, and at least one charging area for receiving an elastomer; and at least one dewatering area disposed downstream from the at least one charging area for receiving the elastomer.Type: ApplicationFiled: July 14, 2008Publication date: December 18, 2008Applicant: BUHLER AGInventors: Federico Innerebner, Erhard Krumpholz, Christoph Naf, Achim-Philipp Sturm, Bernhard Stalder, Roland Halter
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Publication number: 20080311237Abstract: The invention relates to a device for processing an edible product in the form a viscous to pasty mass (1), especially an edible product based on a fat mass, such as chocolate, or based on water, such as ice cream. Said device comprises a dosing unit (2) for the dosed delivery of a specific volume of the mass (1) to shaping units (13). The movement of the displacement element (6) determining the dosage volume is performed via servo drive (9) while an inlet (4) and an outlet (5) are closed and opened via servo drive or pneumatic drive, respectively. Preferably, the displacement element is embodied as a combined lifting/rotating plunger (6) which can perform a linear movement for a suctioning lift and a dosing lift while being able to perform a rotary movement for opening and closing the inlet (4) and the outlet (5), i.e. a valve function.Type: ApplicationFiled: November 3, 2005Publication date: December 18, 2008Applicant: BÜHLER AGInventors: Uwe Steiner, Karl-Jurgen Kasemann, Michael Paul
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Publication number: 20080286428Abstract: A method for producing feedstuff, in particular pelletized feedstuff for chicken and pigs includes thermally holding pellets at a pellet press output and in post-conditioning said pellets in a rear container (6). Afterwards, the pellets come from the rear container (6) to a mixer (7), wherein liquids can be added without cooling. Drying and cooling are carried out afterwards, the pellets being transferred to a crumbler.Type: ApplicationFiled: October 24, 2005Publication date: November 20, 2008Applicant: Bühler AGInventors: Urs Wüest, Heinrich Broring
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Patent number: 7407611Abstract: A method is disclosed for producing elastomer compounds for use in the production of rubbers. At least one elastomer to be processed for the production of an elastomer mixture can be slowly added to a mixer/extruder and is mixed and plasticized and/or masticated (melted) while it passes through the mixer/extruder. The elastomer, when slowly added to the mixer/extruder, can be present in a fluid medium in an evenly distributed form.Type: GrantFiled: March 12, 2004Date of Patent: August 5, 2008Assignee: Buhler AGInventors: Federico Innerebner, Erhard Krumpholz, Christoph Näf, Achim-Philipp Sturm, Bernhard Stalder, Roland Halter
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Patent number: 7396151Abstract: A conditioner and a method are disclosed for the production of food or animal foodstuffs. The conditioner includes at least one detention element and a mixer which is located thereabove, and is provided with a dosing element. The mixer and the detention element have the same face plates enabling them to be connected to each other on at least one front side.Type: GrantFiled: September 24, 2004Date of Patent: July 8, 2008Assignee: Buhler AGInventors: Andrea Hermsmeyer, Philipp Hanimann
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Publication number: 20080160157Abstract: The invention relates to a plant and a method for continuous production of starch-, fat- or protein-based bulk human or animal foodstuffs, or technical intermediates from a starch-, fat- or protein-based water-containing mass. The plant comprise the following sequence of regions along which the mass may be transported: a first region (2, 1, 7a), in which mechanical or thermal energy is introduced, a second region (4; 7b), in which a pressure builds up and a third region (6) to accommodate the discharged mass, whereby a forming unit (5) is arranged between the second region (4; 7b) and the third region (6). According to the invention, the plant comprises an adjustable barrier (3), between the first region (2; 1, 7a) and the second region (4; 7b) restricting the transport of the mass and a measuring device (S) is provided in the third region (6) by means of which a product parameter may be determined.Type: ApplicationFiled: February 2, 2006Publication date: July 3, 2008Applicant: BUHLER AGInventors: Stefan Rutishauser, Markus Meyer, Konrad Munz
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Publication number: 20080087581Abstract: The invention relates to a device for separating granular material, especially a light grain selector for cereal crops or similar, comprising a sieve cage with at least two sieve layers that are provided with perforated plates. The sieve layers can be penetrated by air from below. The sieve cage is equipped with at least one oscillating drive unit while each sieve layer (2 to 5) encompasses a final separation zone.Type: ApplicationFiled: September 8, 2005Publication date: April 17, 2008Applicant: BUHLER AGInventors: Erika Eisenhut, Marcel Linder
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Patent number: 7350318Abstract: The invention relates to a device for continuous heat treatment of granulated materials, especially to the crystallization of polymer granulate, such as polyethyleneterephthalate (PET) for example. The device comprises several adjacent fluidization chambers respectively provided with a sieve plate through which a fluidization gas used to fluidize the granulate can be insufflated into the respective chamber from below via a gas inlet, the gas being able to escape via a gas outlet in the top area of the device. The first chamber takes up the greater part of the overall volume of all chambers and neighboring chambers are, respectively, fluidically connected by product throughflow openings in the separating walls arranged therebetween.Type: GrantFiled: March 10, 2004Date of Patent: April 1, 2008Assignee: Buhler, AGInventors: Christian Dachauer, Camille Borer, Hans Geissbühler
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Publication number: 20070245906Abstract: The invention relates to a method for controlling the roll weighting in roll shellers, in particular in rubber roll shellers for shelling rice or other cereal grains. Pre-selecting recipe values for the grains to be shelled makes it possible to independently regulate motor current, feed quantity and pressure values for roll weighting.Type: ApplicationFiled: December 20, 2004Publication date: October 25, 2007Applicant: Buhler AGInventor: Frank-Otto Gorlitz
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Publication number: 20070225471Abstract: The invention relates to a partially crystalline polyethylene terephthalate having a degree of polymerization which is greater than 80, particularly greater than 100, produced from a diol component and a dicarboxylic acid component, wherein according to the invention the DSC melting point, when measured with a heating rate of 10° C./Min during the first passage and second passage, is less than the melting temperature (Tm) of a comparable standard polyethylene terephthalate which is dependent upon the comonomer content.Type: ApplicationFiled: January 24, 2005Publication date: September 27, 2007Applicant: BUHLER AGInventors: Andreas Christel, Brent Culbert, Theodor Jurgens
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Publication number: 20070190216Abstract: The invention relates to the production of pasta, particularly pasta made of gluten-free raw materials such as flour and/or semolina based on maize, rice, millet or barley or starch, wherein the method comprises the following steps: a) preparation of a raw material-dry mixture; b) incorporation of water into the raw material dry mixture while the raw material is moved in order to obtain a dough or a moistened raw material mixture; c) incorporation of steam into the dough, during which the dough or moistened raw material mixture is moved; d) forming of the dough thus obtained in order to create defined dough objects; and e) drying of the formed dough objects in order to form pasta.Type: ApplicationFiled: December 27, 2004Publication date: August 16, 2007Applicant: BUHLER AGInventor: Werner Seiler
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Patent number: 7243866Abstract: An agitator mill comprises an annular cylindrical exterior grinding chamber which is defined by an inner wall of a grinding receptacle and an outer wall of a rotor; and an interior grinding chamber which is defined by an inner wall of the rotor and an outer casing of an interior stator. The grinding chambers are interconnected by a deflection chamber. A grinding-stock supply area, which is upstream of the exterior grinding chamber, and a separator device, which is disposed approximately on the same side of the grinding receptacle, serving for grinding-stock discharge, are interconnected by auxiliary-grinding-body return conduits. These conduits are arranged in an independent auxiliary-grinding-body return module and are open towards a front of the module.Type: GrantFiled: June 30, 2005Date of Patent: July 17, 2007Assignee: Bühler AGInventors: Norbert Stehr, Philipp Schmitt