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1. 发明专利

JP2014031311A Apparatus and method for pulverizing polycrystalline silicon rod 有权
标题翻译：用于多晶硅硅烷骨架的设备和方法
公开(公告)号：JP2014031311A
公开(公告)日：2014-02-20
申请号：JP2013159386
申请日：2013-07-31
申请人： Wacker Chemie Ag , ワッカーケミーアクチエンゲゼルシャフトWacker Chemie AG
发明人： MATTES JOACHIM , GRUEBL PETER , SIEGFRIED RIESS
IPC分类号： C01B33/02 , B02C1/00
CPC分类号： B02C19/08 , B02C1/025 , B02C1/14 , C01B33/02 , C01B33/035
摘要： PROBLEM TO BE SOLVED: To solve, on an occasion for pulverizing a polycrystalline silicon produced in a rod morphology, problems of pollutions of a silicon and of lives of apparatus parts used.SOLUTION: In a pulverizing apparatus including a susceptor, at least one mobile pulverizing tool, and at least one immobile anvil, the apparatus has the following characteristics: at least one pulverizing tool possesses a longitudinal axis disposed perfectly or virtually in parallel to the surface of the susceptor; while a to-be-pulverized silicon rod positioned atop the surface of the susceptor abides between the pulverizing tool and anvil, the pulverizing tool and anvil both touch the silicon rod within the region of the silicon rod; the contact point of the silicon rod and anvil and the latitudinal axis of the silicon rod passing through the rod center or an axis of the silicon rod parallel to the latitudinal axis and deviant from the rod center by a maximum of 30% of the rod diameter can be adjusted to abide atop the longitudinal axis of the pulverizing tool or an axis parallel to the longitudinal axis of the pulverizing tool and deviant from the longitudinal axis of the pulverizing tool by a maximum of 30% of the rod diameter.
摘要翻译：要解决的问题：为了解决在棒形态中产生的多晶硅的粉碎的场合，硅的污染和使用的设备部件的寿命的问题。解决方案：在包括感受体的粉碎设备中，至少一个移动粉碎工具和至少一个固定砧座，该装置具有以下特征：至少一个粉碎工具具有完全或实际上平行于基座表面设置的纵向轴线; 而位于基座表面顶部的被粉碎的硅棒位于粉碎工具和砧座之间，粉碎工具和砧座都在硅棒的区域内接触硅棒; 硅棒和砧座的接触点和硅棒的纬线通过杆中心或硅棒的轴线平行于纬度轴线，并从棒中心偏离杆直径的30％可以调节以在粉碎工具的纵轴上方或平行于粉碎工具的纵向轴线的轴上方，并且从粉碎工具的纵向轴线偏离杆直径的最大30％。

2. 发明专利

JP2013129593A Polycrystalline silicon member and method of fracturing silicon body 有权
$Polycrystalline silicon member and method of fracturing silicon body$
标题翻译：多晶硅成员和硅体断裂方法
公开(公告)号：JP2013129593A
公开(公告)日：2013-07-04
申请号：JP2012278081
申请日：2012-12-20
申请人： Wacker Chemie Ag , ワッカーケミーアクチエンゲゼルシャフトWacker Chemie AG
发明人： FABRY LASZLO , GRUEBL PETER , HUBER CHRISTIAN
IPC分类号： C01B33/02 , B02C17/14 , B02C19/00 , B02C19/18
CPC分类号： C01B33/02 , B26F3/002 , C01B33/035 , Y10T225/10
摘要： PROBLEM TO BE SOLVED: To provide a polycrystalline silicon member having at least one fractured surface or cut surface, of which metal contamination is 0.07 ng/cmto 1 ng/cm.SOLUTION: There is provided a method for fracturing a silicon body, preferably a polycrystalline silicon rod. The method is capable of obtaining a silicon member having a fractured surface that contains metal contamination of 0.07 ng/cmto 1 ng/cm, the method including: (a) a step of measuring a minimum inherent bending frequency of a silicon body; and (b) a step of exciting the silicon body at the minimum inherent bending frequency by a vibration generator, performing excitation at the excitation point of the silicon body, and fracturing the silicon body at the excitation point.
摘要翻译：要解决的问题：提供具有至少一个断裂表面或切割表面的多晶硅构件，其金属污染物为0.07ng / cm至1ng / cm。解决方案：提供了一种用于压裂硅体的方法，优选地多晶硅棒。该方法能够获得具有0.07ng / cm至1ng / cm的金属污染的断裂表面的硅构件，该方法包括：（a）测量硅体的最小固有弯曲频率的步骤; 以及（b）通过振动发生器以最小的固有弯曲频率激发硅体的步骤，在硅体的激发点进行激励，并在激发点压裂硅体。

3. 发明专利

MY188174A CLASSIFYING OF POLYSILICON 未知
公开(公告)号：MY188174A
公开(公告)日：2021-11-24
申请号：MYPI2016000420
申请日：2014-08-07
申请人： WACKER CHEMIE AG
发明人： SCHNEIDER ANDREAS , GRUEBL PETER , HAUSWIRTH RAINER , PECH REINER
IPC分类号： C01B33/035 , B07B1/00 , B07B1/28 , B07B1/46
摘要： A method for mechanically classifying crushed or granulated polycrystalline silicon with an oscillating screening machine, wherein crushed or granulated silicon is located on one or more screens each comprising a screen lining and made to oscillate in such a way that the crushed silicon or granulated silicon is set in motion , whereby the crushed silicon or granulated silicon is separated into different size classes, wherein a screen index , which is defined as the ratio of the acceleration produced by the oscillating motion to the gravitational acceleration vertically in relation to the plane of the screen and is characterized by the formula Kv = r * w2 * sin(a + B)/(g*cos(B)), where r: is the oscillation amplitude ; w: is the angular velocity ; a is the throwing angle; B: is the angle of inclination of the screen; and g: is the gravitational constant, is greater than or equal to 0.6 and less than or equal to 9.0.

4. 发明专利

CA2923110C CLASSIFYING POLYSILICON 未知
公开(公告)号：CA2923110C
公开(公告)日：2017-11-07
申请号：CA2923110
申请日：2014-08-07
申请人： WACKER CHEMIE AG
发明人： SCHNEIDER ANDREAS , GRUEBL PETER , HAUSWIRTH RAINER , PECH REINER
IPC分类号： B07B1/00 , B07B1/28 , B07B1/46 , B07B13/18 , C01B33/02
摘要： The invention provides a method for mechanically classifying polycrystalline silicon chunks or granules with a vibratory screening machine, by setting silicon chunks or granules present on one or more screens each comprising a screen lining in vibration such that the silicon chunks or silicon granules perform a movement which causes the silicon chunks or silicon granules to be separated into various size classes, wherein a screening index is greater than or equal to 0.6 and less than or equal to 9Ø

5. 发明专利

CA2820474C APPARATUS AND METHOD FOR COMMINUTING A POLYCRYSTALLINE SILICON ROD 未知
公开(公告)号：CA2820474C
公开(公告)日：2015-12-29
申请号：CA2820474
申请日：2013-06-20
申请人： WACKER CHEMIE AG
发明人： MATTES JOACHIM , GRUEBL PETER , RIESS SIEGFRIED
IPC分类号： B22F9/04 , C30B33/00
摘要： The subject of the invention is an apparatus as well as a method for comminuting a polycrystalline silicon rod, which apparatus comprises a base, at least one movable comminuting tool with a longitudinal axis which is oriented parallel to the surface of the base and at least one immovable anvil, wherein the silicon rod to be comminuted lies on the surface of the base and can be adjusted between comminuting tool and anvil so that the comminuting tool and the anvil have contact with the silicon rod, and a point of contact of silicon rod and anvil and a transverse axis of the silicon rod through a rod center, lie on the longitudinal axis of the comminuting tool.

6. 发明专利

DE102012213565A1 Vorrichtung und Verfahren zum Zerkleinern eines polykristallinen Siliciumstabs 未知
公开(公告)号：DE102012213565A1
公开(公告)日：2014-02-06
申请号：DE102012213565
申请日：2012-08-01
申请人： WACKER CHEMIE AG
发明人： MATTES JOACHIM , RIESS SIEGFRIED , GRUEBL PETER
IPC分类号： B02C19/08
摘要： Gegenstand der Erfindung ist eine Vorrichtung zum Zerkleinern eines polykristallinen Siliciumstabs, umfassend eine Unterlage sowie wenigstens einen beweglichen Zerkleinerungsmeißel und wenigstens einen unbeweglichen Amboss, wobei der wenigstens eine Zerkleinerungsmeißel eine Längsachse besitzt, die parallel oder nahezu parallel zur Oberfläche der Unterlage ausgerichtet ist, wobei ein auf der Oberfläche der Unterlage liegender, zu zerkleinernder Siliciumstab jeweils zwischen Zerkleinerungsmeißel und Amboss derart justiert werden kann, dass Zerkleinerungsmeißel und Amboss jeweils im Bereich des Siliciumstabs Kontakt zum Siliciumstab besitzen können und jeweils ein Anlagepunkt von Siliciumstab und Amboss sowie eine durch ein Stabzentrum verlaufende Querachse des Siliciumstabs oder eine zu jener Querachse parallele und um bis zu 30% eines Stabdurchmessers vom Stabzentrum beabstandete Achse des Siliciumstabs auf der Längsachse des Zerkleinerungsmeißels oder auf einer zur Längsachse des Zerkleinerungsmeißels parallelen und um bis zu 30% des Stabdurchmessers von der Längsachse des Zerkleinerungsmeißel beabstandeten Achse liegen. Ein weiterer Gegenstand der Erfindung ist ein Verfahren zum Zerkleinern eines polykristallenen Siliciumstabs.

7. 发明专利

CA2795822A1 POLYCRYSTALLINE SILICON PORTION AND METHOD FOR BREAKING A SILICON BODY 未知
公开(公告)号：CA2795822A1
公开(公告)日：2013-06-21
申请号：CA2795822
申请日：2012-11-16
申请人： WACKER CHEMIE AG
发明人： FABRY LASZLO , GRUEBL PETER , HUBER CHRISTIAN
IPC分类号： C01B33/02 , B26F3/00
摘要： The invention relates to a polycrystalline silicon portion having at least one fracture surface or cut surface, which comprises metal contamination of from 0.07 ng/cm2 to 1 ng/cm2. The invention also relates to a method for breaking a silicon body, preferably a rod of polycrystalline silicon, comprising the steps: a) determining the lowest natural bending frequency of the silicon body; b) exciting the silicon body in its lowest natural bending frequency by means of an oscillation generator, the excitation being carried out at an excitation point of the silicon body such that the silicon body breaks at the excitation point; so that a silicon portion having a fracture surface results which comprises metal contamination of from 0.07 ng/cm2 to 1 ng/cm2.

8. 发明专利

DE102006014874A1 Roll crusher comprises roller to rotate shaft, where roller consists of bearing roller of steel and of multiple hard metal segments 未知
公开(公告)号：DE102006014874A1
公开(公告)日：2007-10-04
申请号：DE102006014874
申请日：2006-03-30
申请人： WACKER CHEMIE AG
发明人： HOELZLWIMMER RAINER , GRUEBL PETER
IPC分类号： B02C4/30
摘要： The roll crusher comprises a roller, which rotates a shaft (3), where the roller consists of a bearing roller (2) of steel and of multiple hard metal segments (1). The hard metal segments consist of a cobalt matrix, and are stored in tungsten carbide. The hard metal segments are positive-fit reversibly on the bearing roller. An independent claim is also included for a method for milling lumpy polysilicon involves milling of lumpy polysilicon by roll crusher.

9. 发明专利

ES2637301T3 Fragmentos de silicio policristalinos y procedimiento para el desmenuzamiento de barras de silicio policristalinas 未知
公开(公告)号：ES2637301T3
公开(公告)日：2017-10-11
申请号：ES14752592
申请日：2014-08-07
申请人： WACKER CHEMIE AG
发明人： PECH REINER , GRUEBL PETER
IPC分类号： C01B33/02 , B02C1/10 , B02C2/00 , B02C4/30 , B02C13/28 , C01B32/949 , C30B15/00 , C30B29/06
摘要： Un procedimiento para el desmenuzamiento de barras de silicio policristalinas en fragmentos mediante por lo menos una herramienta desmenuzadora con una superficie que contiene carburo de wolframio, teniendo la superficie de la herramienta una proporción de carburo de wolframio menor o igual que 95 % y siendo el tamaño de granos de las partículas de carburo de wolframio - ponderada según la masa en promedio - mayor o igual que 0,8 μm o teniendo la superficie de la herramienta una proporción de carburo de wolframio mayor o igual que 80 % y siendo el tamaño de granos de las partículas de carburo de wolframio menor o igual que 0,5 μm, caracterizado por que el procedimiento comprende por lo menos dos etapas de desmenuzamiento, de éstas por lo menos una etapa de desmenuzamiento con una herramienta desmenuzadora que tiene un tamaño de granos de las partículas de carburo de wolframio mayor o igual que 0,8 μm, de manera preferida mayor o igual que 1,3 μm o por lo menos una etapa de desmenuzamiento con una herramienta desmenuzadora que tiene un tamaño de granos de las partículas de carburo de wolframio menor o igual que 0,5 μm, de manera preferida menor o igual que 0,2 μm.

10. 发明专利

CA2923110A1 CLASSIFYING POLYSILICON 未知
公开(公告)号：CA2923110A1
公开(公告)日：2015-03-12
申请号：CA2923110
申请日：2014-08-07
申请人： WACKER CHEMIE AG
发明人： SCHNEIDER ANDREAS , GRUEBL PETER , HAUSWIRTH RAINER , PECH REINER
IPC分类号： B07B1/00 , B07B1/28 , B07B1/46 , B07B13/18 , C01B33/02
摘要： A method for mechanically classifying crushed or granulated polycrystalline silicon with an oscillating screening machine, wherein crushed or granulated silicon is located on one or more screens each comprising a screen lining and made to oscillate in such a way that the crushed silicon or granulated silicon is set in motion, whereby the crushed silicon or granulated silicon is separated into different size classes, wherein a screen index, which is defined as the ratio of the acceleration produced by the oscillating motion to the gravitational acceleration vertically in relation to the plane of the screen and is characterized by the formula Kv = r * ?2 * sin(a + ß)/(g*cos(ß)), where r: is the oscillation amplitude; ?: is the angular velocity; a is the throwing angle; ß: is the angle of inclination of the screen; and g: is the gravitational constant, is greater than or equal to 0.6 and less than or equal to 9Ø

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