Patents by Inventor Udo Enderle
Udo Enderle 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: 20230294050Abstract: A high pressure homogenizer for flowable substances charged with particles, having a high pressure chamber and a homogenizer unit that is located fluidically downstream thereof and, by swirling, expands the fluid to be homogenized which has previously been brought to a pressure of more than 500 bar in the high pressure chamber, and a plunger pump associated with the homogenizer unit, the plunger of which plunger pump pressurizes the high pressure chamber, wherein the high pressure homogenizer has a low pressure chamber which surrounds the plunger shaft to cool the plunger and which has an operating pressure of PN?25 bar, wherein the low pressure chamber and the high pressure chamber are separated from each other by a seal which is penetrated by the plunger, the seal being a throttle gap which is formed between the plunger shaft and a bushing that does not contact the plunger shaft, the ratio S/L of the length to the radial annular gap height of the throttle gap being ?0.0015.Type: ApplicationFiled: June 1, 2021Publication date: September 21, 2023Inventors: Udo Enderle, Holger Moeschl, Lars-Peter Weiland
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Publication number: 20230128694Abstract: An agitator mill including a grinding chamber containing grinding bodies and an agitator shaft, which revolves therein around a horizontal axis and which supports several grinding disks, which are connected thereto and which are spaced apart from one another in the direction of the horizontal axis and which move the grinding bodies, wherein grinding disks preferably in each case have slits or apertures, wherein adjacent grinding disks are arranged on the agitator shaft so that the ratio of the grinding chamber length to the radial grinding chamber height is greater than or equal to 2:3, and that the radial distance between the outer jacket surface of the grinding disks and the inner wall of the grinding container limiting the grinding chamber is more than 20% of the radial grinding chamber height.Type: ApplicationFiled: September 9, 2022Publication date: April 27, 2023Inventors: Udo Enderle, Thomas Goller, Holger Möschl, Witali Sudermann, Lars-Peter Weiland
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Patent number: 11318475Abstract: A stirring mill, including a horizontally arranged milling vessel and a stirring shaft which is arranged therein so that it can be rotationally driven are provided. The stirring shaft has a first stirring shaft section adjacent to an inlet for material to be ground, which has a smaller diameter D24, and a second stirring shaft section adjacent to an outlet for material to be ground, which has a larger diameter D25 and in which a separating device is formed. Bypass channels leading into the separating device are formed in the first stirring shaft section.Type: GrantFiled: January 30, 2018Date of Patent: May 3, 2022Assignee: NETZSCH-Feinmahltechnik GmbHInventors: Horst Pausch, Gerhard Kolb, Holger Moeschl, Udo Enderle, Witali Sudermann, Lars-Peter Weiland
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Patent number: 11235336Abstract: An agitator ball mill including an in particular horizontal grinding container, which has a first end area having a grinding material inlet and a second end area having a grinding material outlet, and a method for operating an agitator ball mill. The agitator ball mill includes a shaft, which can be rotated in the grinding container or in the grinding chamber, respectively, by means of a drive unit and which is formed as agitator shaft at least in sections and which is equipped with agitator elements, as well as a separating device. The separating device includes a classifier rotor, which is arranged on the agitator shaft axially spaced apart from the grinding material outlet and has a rotatable rotor cage, as well as a screen unit, which is arranged within the rotor cage and which is fastened to the classifier rotor.Type: GrantFiled: September 13, 2019Date of Patent: February 1, 2022Assignee: NETZSCH-Feinmahltechnik GmbHInventors: Udo Enderle, Claus Simon, Sergio Soria
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Publication number: 20200324297Abstract: A stirring mill, including a horizontally arranged milling vessel and a stirring shaft which is arranged therein so that it can be rotationally driven are provided. The stirring shaft has a first stirring shaft section adjacent to an inlet for material to be ground, which has a smaller diameter D24, and a second stirring shaft section adjacent to an outlet for material to be ground, which has a larger diameter D25 and in which a separating device is formed. Bypass channels leading into the separating device are formed in the first stirring shaft section.Type: ApplicationFiled: January 30, 2018Publication date: October 15, 2020Applicant: NETZSCH-Feinmahltechnik GmbHInventors: Horst Pausch, Gerhard Kolb, Holger Moeschl, Udo Enderle, Witali Sudermann, Lars-Peter Weiland
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Patent number: 10675631Abstract: A separating device for a ball mill or an agitator ball mill as well as a ball mill or agitator ball mill with a separating device, wherein the ball mill or agitator ball mill includes a cylindrical grinding container with a first end opening and a second end opening, wherein the first and second end openings can be closed by a first and a second closure device, wherein a ground stock inlet is arranged in the region of the second end opening and a ground stock outlet is arranged in the region of the first end opening and wherein the separating device is assigned to the ground stock outlet. The separating device includes a plurality of first and second screen segments with screen apertures, which are arranged in an alternating manner on a frame.Type: GrantFiled: February 2, 2016Date of Patent: June 9, 2020Assignee: NETZSCH-Feinmahltechnik GmbHInventors: Udo Enderle, Thomas Goller, Benjamin Graef
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Publication number: 20200094259Abstract: An agitator ball mill including an in particular horizontal grinding container, which has a first end area having a grinding material inlet and a second end area having a grinding material outlet, and a method for operating an agitator ball mill. The agitator ball mill includes a shaft, which can be rotated in the grinding container or in the grinding chamber, respectively, by means of a drive unit and which is formed as agitator shaft at least in sections and which is equipped with agitator elements, as well as a separating device. The separating device includes a classifier rotor, which is arranged on the agitator shaft axially spaced apart from the grinding material outlet and has a rotatable rotor cage, as well as a screen unit, which is arranged within the rotor cage and which is fastened to the classifier rotor.Type: ApplicationFiled: September 13, 2019Publication date: March 26, 2020Inventors: Udo Enderle, Claus Simon, Sergio Soria
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Patent number: 10471436Abstract: A preliminary size reduction device for a ball mill or agitator ball mill and a ball mill with a preliminary size reduction device, wherein the preliminary size reduction device is disposed between a grinding stock inlet of the ball mill or agitator ball mill and a grinding chamber and includes a first size reduction mechanism constituted stationary and a second, rotationally mobile size reduction mechanism, between which a size reduction gap is formed. The first size reduction mechanism constituted stationary is a size reduction ring disposed in the grinding container.Type: GrantFiled: February 29, 2016Date of Patent: November 12, 2019Assignee: NETZSCH-Feinmahltechnik GmbHInventors: Udo Enderle, Theron Harbs, Holger Moeschl, Lars-Peter Weiland
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Publication number: 20190291117Abstract: A separating device for a ball mill or an agitator ball mill as well as a ball mill or agitator ball mill with a separating device, wherein the ball mill or agitator ball mill includes a cylindrical grinding container with a first end opening and a second end opening, wherein the first and second end openings can be closed by a first and a second closure device, wherein a ground stock inlet is arranged in the region of the second end opening and a ground stock outlet is arranged in the region of the first end opening and wherein the separating device is assigned to the ground stock outlet. The separating device includes a plurality of first and second screen segments with screen apertures, which are arranged in an alternating manner on a frame.Type: ApplicationFiled: May 24, 2019Publication date: September 26, 2019Inventors: Udo Enderle, Thomas Goller, Benjamin Graef
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Patent number: 9505008Abstract: A method for dry operation of an agitator bead mill, with a mill housing that includes a grinding chamber, in which a rotatable agitator shaft extends horizontally between an input side and an output side and in which grinding media are situated. An output gas is fed into the grinding chamber on the output side, goes together with ground grist through the separation system radially with respect to the transport direction, and thus leaves the grinding chamber together with ground grist through the separation system and onward through the product output. Also disclosed is an agitator bead mill for executing the method, such that the separation system has a static sieve with a free perforated surface that is chosen in such a way that the pass-through speed of the gas leaving the agitator mill through the separation system and the product outlet amounts approximately to 10 m/s to 30 m/s.Type: GrantFiled: December 17, 2014Date of Patent: November 29, 2016Assignees: NETZSCH Trockenmahltechnik GmbHInventors: Roland Nied, Hermann Sickel, Udo Enderle
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Publication number: 20160296898Abstract: Cleaning system for a mixing vessel with at least one stirring element within a working area including at least one fixed spray device and a movable spraying device, wherein the fixed spray device is arranged and oriented so that their blasting a spray shadow of the movable spray cover.Type: ApplicationFiled: April 7, 2016Publication date: October 13, 2016Inventors: Michael Degel, Peter Hofmann, Udo Enderle
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Publication number: 20160271616Abstract: A grinding device, including: a closed grinding chamber for accommodating a material to be ground and for accommodating a plurality of grinding bodies that can be moved together with the material; a stirring unit accommodated in the grinding chamber, which stirring unit is rotatably operatively connected to a drive unit arranged outside of the grinding chamber; a bearing unit, which guides the shaft and is arranged in the region of an opening of the grinding chamber; and at least one wear disk, which keeps the bearing unit covered at least in some regions with respect to the material to be ground and which lies against a counter surface associated with the bearing unit.Type: ApplicationFiled: May 31, 2016Publication date: September 22, 2016Inventors: Udo Enderle, Holger Moeschl, Lars-Peter Weiland, Andreas Sawerwald
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Publication number: 20160199846Abstract: A preliminary size reduction device for a ball mill or agitator ball mill and a ball mill with a preliminary size reduction device, wherein the preliminary size reduction device is disposed between a grinding stock inlet of the ball mill or agitator ball mill and a grinding chamber and includes a first size reduction mechanism constituted stationary and a second, rotationally mobile size reduction mechanism, between which a size reduction gap is formed. The first size reduction mechanism constituted stationary is a size reduction ring disposed in the grinding container.Type: ApplicationFiled: February 29, 2016Publication date: July 14, 2016Inventors: Udo Enderle, Theron Harbs, Holger Moeschl, Lars-Peter Weiland
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Publication number: 20160144372Abstract: A separating device for a ball mill or an agitator ball mill as well as a ball mill or agitator ball mill with a separating device, wherein the ball mill or agitator ball mill includes a cylindrical grinding container with a first end opening and a second end opening, wherein the first and second end openings can be closed by a first and a second closure device, wherein a ground stock inlet is arranged in the region of the second end opening and a ground stock outlet is arranged in the region of the first end opening and wherein the separating device is assigned to the ground stock outlet. The separating device includes a plurality of first and second screen segments with screen apertures, which are arranged in an alternating manner on a frame.Type: ApplicationFiled: February 2, 2016Publication date: May 26, 2016Inventors: Udo Enderle, Thomas Goller, Benjamin Graef
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Publication number: 20160107164Abstract: A closure system for ball mills, a method for opening and closing ball mills, and a ball mill including a milling vessel with an end opening which can be closed by a closure mechanism. The closure mechanism assigned a first flange with first connecting devices, and the end opening of the milling vessel assigned a second, mating flange with second connecting devices. The closure mechanism can be fastened on the milling vessel via the first and the second connecting devices.Type: ApplicationFiled: December 22, 2015Publication date: April 21, 2016Inventors: Udo Enderle, Thomas Goller
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Patent number: 9216418Abstract: A method for the introduction of auxiliary grinding bodies into an agitator ball mill and for the removal of auxiliary grinding bodies from an agitator ball mill. The auxiliary grinding bodies are transported into the agitator ball mill and out of the latter via a closed circuit by means of a hydraulic conveying medium.Type: GrantFiled: May 24, 2013Date of Patent: December 22, 2015Assignee: NETZSCH-Feinmahltechnik GmbHInventors: Matthias Schaefer, Michael Lechner, Uwe Neumann, Dimitrios Makrakis, Udo Enderle, Gerhard Kolb, Stefan Mende, Klaus Ott, Horst Pausch, Michael Rappl, Peter Schertenleib, Michael Schmidt, Peter Stich, Lars Weiland
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Patent number: 9028233Abstract: A rotary piston pump equipped with a motor having two counter-rotating rotary pistons. The two rotary pistons are housed in an oval pump housing. The two rotary pistons are arranged on a first output shaft and a second output shaft. The first output shaft and the second output shaft are driven and synchronized via at least one elastic element.Type: GrantFiled: October 5, 2012Date of Patent: May 12, 2015Assignee: NETZSCH-Pumpen & Systeme GmbHInventors: Hans Juergen Linde, Bernhard Murrenhoff, Robert Kurz, Reinhard Denk, Josef Strassl, Thomas Boehme, Hisham Kamal, Stefan Weigl, Roger Willis, Stefan Kern, Johann Kreidl, Gunter Herr, Franz Kneidl, Mikael Tekneyan, Erwin Weber, Marcel Verhoeven, Mathias Gradl, Udo Enderle
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Publication number: 20150102139Abstract: A method for dry operation of an agitator bead mill, with a mill housing that includes a grinding chamber, in which a rotatable agitator shaft extends horizontally between an input side and an output side and in which grinding media are situated. An output gas is fed into the grinding chamber on the output side, goes together with ground grist through the separation system radially with respect to the transport direction, and thus leaves the grinding chamber together with ground grist through the separation system and onward through the product output. Also disclosed is an agitator bead mill for executing the method, such that the separation system has a static sieve with a free perforated surface that is chosen in such a way that the pass-through speed of the gas leaving the agitator mill through the separation system and the product outlet amounts approximately to 10 m/s to 30 m/s.Type: ApplicationFiled: December 17, 2014Publication date: April 16, 2015Inventors: Roland Nied, Hermann Sickel, Udo Enderle
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Patent number: 8702023Abstract: The agitator ball mill according to the invention for grinding dry or non-dry substances is provided with a grinding container. The grinding container is provided with an inlet for the material to be ground, a fluid inlet and a material outlet, wherein the outlet region is provided with a screen. Running in the center or in the vicinity of the center of the grinding container is an agitator shaft, on which a plurality of grinding elements are disposed. The grinding container is at least partially filled with auxiliary grinding bodies. A first cage is assigned to the inlet region of the agitator ball mill and a second cage to the outlet region.Type: GrantFiled: April 26, 2013Date of Patent: April 22, 2014Assignee: Netzch-Feinmahltechnik GmbHInventor: Udo Enderle
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Publication number: 20130256434Abstract: A method for the introduction of auxiliary grinding bodies into an agitator ball mill and for the removal of auxiliary grinding bodies from an agitator ball mill. The auxiliary grinding bodies are transported into the agitator ball mill and out of the latter via a closed circuit by means of a hydraulic conveying medium.Type: ApplicationFiled: May 24, 2013Publication date: October 3, 2013Inventors: Matthias Schaefer, Michael Lechner, Uwe Neumann, Dimitrios Makrakis, Udo Enderle, Gerhard Kolb, Stefan Mende, Klaus Ott, Horst Pausch, Michael Rappl, Peter Schertenleib, Michael Schmidt, Peter Stich, Lars Weiland