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    • 1. 发明授权
    • Process for making alkali metal polyphosphates
    • 制备碱金属多磷酸盐的方法
    • US4534946A
    • 1985-08-13
    • US558777
    • 1983-12-06
    • Ben DammanHans SchefferPaul de WitteJohannes KrauseHans HaasWerner Kowalski
    • Ben DammanHans SchefferPaul de WitteJohannes KrauseHans HaasWerner Kowalski
    • B01J19/24B01J19/26C01B25/41C01B25/30
    • C01B25/414B01J19/2465B01J19/26B01J2208/00B01J2219/00105B01J2219/00121B01J2219/00157
    • The disclosure relates to a process for making alkali metal polyphosphates, especially alkali metal triphosphates. To this end, the disclosure provides for an alkali metal phosphate solution or suspension to be forced through at least one nozzle and for them to be sprayed inside a spray tower through a flame zone produced by a one or more burners arranged in annular fashion. More particularly, the disclosure provides for fine particulate alkali metal polyphosphates, especially alkali metal triphosphates, to be additionally introduced into the spray tower from above and for them to be regularly distributed across the spray region(s) of the nozzle(s) with formation of agglomerated products.The disclosure also relates to an apparatus for carrying out the process. The apparatus is comprised of a cylindrical spray tower (1) having a tapered lower end (3) and being closed by means of a cover (2); a spray means (6) being passed centrally through the cover (2); a plurality of burners (11) and a solid matter feed means being passed through the cover concentrically with respect to the spray means (6) and so as to be spaced therefrom; and a bevelled issuing gas outlet (4) opening upwardly from the tapered end of the spray tower (1).
    • 本公开涉及制备碱金属多磷酸盐,特别是碱金属三磷酸盐的方法。 为此,本公开内容提供了要强制通过至少一个喷嘴的碱金属磷酸盐溶液或悬浮液,并且它们通过由环形方式布置的一个或多个燃烧器产生的火焰区喷射在喷雾塔内。 更具体地,本公开内容提供细颗粒碱金属多磷酸盐,特别是碱金属三磷酸盐,从上方另外引入喷雾塔,并且它们被规则地分布在喷嘴的喷射区域之间,形成 的附聚产品。 本公开还涉及一种用于执行该过程的装置。 该装置由具有锥形下端(3)并通过盖(2)封闭的圆柱形喷射塔(1)组成; 喷雾装置(6)通过所述盖(2)中心地通过; 多个燃烧器(11)和固体物质进料装置相对于喷射装置(6)同心地穿过盖子并与其间隔开; 以及从喷雾塔(1)的锥形端部向上开口的倾斜的发出气体出口(4)。
    • 3. 发明申请
    • DEVICE FOR LASER-AIDED EYE SURGERY
    • 激光眼科手术装置
    • US20130296834A1
    • 2013-11-07
    • US13872697
    • 2013-04-29
    • WAVELIGHT GMBHARMIN WELLHÖFERCHRISTOF DONITZKYJOHANNES KRAUSE
    • Armin WellhöferChristof DonitzkyJohannes Krause
    • A61F9/008
    • A61F9/00814A61F9/00804A61F9/00836A61F9/0084A61F9/009A61F2009/00846A61F2009/00872
    • A device for laser-aided eye surgery comprising a patient table, as well as at least one laser system with a laser treatment head for emission of a focused laser beam onto an eye of a patient to be treated on the table. The laser system comprises an operation microscope with a viewing beam path running collinear to the laser beam path at least in the area of the emission location of the laser beam. According to the invention, the device is characterized by at least a first camera to create an image at least comprising the area from the mouth to the forehead of a patient lying on a table, as well as by a display device to display the picture taken. As an alternative to, or in addition to, the first camera and the display device, the eye-surgery device can comprise a laser projector for projection of a laser light pattern onto the patient's body as well as a guiding computer controlling the projector with an image signal output to which an image signal input of the projector is attached.
    • 一种用于激光辅助眼科手术的装置,包括患者台,以及至少一个具有激光治疗头的激光系统,用于将聚焦的激光束发射到待处理的患者的眼睛上。 激光系统包括至少在激光束的发射位置的区域中具有与激光束路径共线运行的观察光束路径的操作显微镜。 根据本发明,该装置的特征在于至少一个第一照相机,用于创建至少包括从躺在桌子上的患者的口部到前额的区域以及通过显示装置显示所拍照片的区域的图像 。 作为第一相机和显示装置的替代或补充,眼科手术装置可以包括用于将激光图案投影到患者身体上的激光投影仪以及控制投影仪的引导计算机 连接有投影仪输入的图像信号的图像信号输出。
    • 5. 发明授权
    • Process for improving the reactivity of phosphorus pentasulfide
    • 提高五硫化二磷的反应性的方法
    • US4173621A
    • 1979-11-06
    • US863081
    • 1977-12-22
    • Johannes KrauseGunter ReichertFranz MainzerHermann Niermann
    • Johannes KrauseGunter ReichertFranz MainzerHermann Niermann
    • C01B25/14
    • C01B25/14
    • The reactivity of phosphorus pentasulfide produced by reacting phosphorus and sulfur at a temperature higher than the melting point of phosphorus pentasulfide and allowing the resulting melt to cool and solidify on a cooling device is improved. To this end, liquid phosphorus pentasulfide is placed on, or introduced into, a cooling device; an upper liquid P.sub.2 S.sub.5 -layer portion A is separated immediately from a solidified lower P.sub.2 S.sub.5 -layer portion B which is in direct contact with the cooling surface area of the cooling device; the upper P.sub.2 S.sub.5 -layer portion A is recycled to a P.sub.2 S.sub.5 melt; the lower P.sub.2 S.sub.5 -layer portion B is removed from the cooling device and collected as final product; the reactivity of the collected P.sub.2 S.sub.5 -layer portion B is increased to the same extent as the quantitative ratio of the P.sub.2 S.sub.5 -layer portion A to the P.sub.2 S.sub.5 -layer portion B is increased.
    • 通过在高于五硫化二磷的熔点的温度下使磷和硫反应产生的五硫化二磷的反应性得到改善,并使所得的熔体在冷却装置上冷却和固化。 为此,将五硫化二磷液体放置在冷却装置上或引入冷却装置中; 立即从与冷却装置的冷却表面区域直接接触的凝固的下P2S5层部分B分离上液体P2S5层部分A; 上P2S5层部分A再循环到P2S5熔体中; 将较低的P2S5层部分B从冷却装置中取出并收集成最终产品; 收集的P2S5层部分B的反应性增加到与P2S5层部分A与P2S5层部分B的量比增加的程度相同的程度。
    • 8. 发明授权
    • Process for removing molten phosphorus pentsulfide from a reactor
    • 从反应器中除去二硫化磷的方法
    • US4473538A
    • 1984-09-25
    • US487998
    • 1983-04-29
    • Johannes KrauseFranz MainzerGunter ReichertHermann Niermann
    • Johannes KrauseFranz MainzerGunter ReichertHermann Niermann
    • C01B25/14
    • C01B25/14
    • The invention provides a process and an apparatus for removing molten phosphorus pentasulfide, via an overflow, from a reactor, wherein phosphorus is reacted with sulfur at temperatures higher than 300.degree. C.To this end, the reactor is supplied with phosphorus and sulfur from dosing vessels which are given the dimensions necessary (a) to receive the quantity of phosphorus and sulfur, respectively, which are required to produce phosphorus pentasulfide with a preselected quantitative ratio of P:S, (b) to provide a total filling volume corresponding to that of a P.sub.2 S.sub.5 -receiving tank. The quantity of the phosphorus and sulfur feed materials in the respective dosing vessels is in each case fully emptied into the reactor and a corresponding quantity of molten P.sub.2 S.sub.5 is simultaneously discharged directly from the reactor, via the overflow, into the respective P.sub.2 S.sub.5 -receiving tank, whose filling volume exactly corresponds, to that of the dosing vessels.
    • 本发明提供一种通过溢流从反应器中除去五硫化二磷的方法和装置,其中磷在高于300℃的温度下与硫反应。为此,向反应器中加入磷和硫 给定尺寸所需的尺寸(a)分别接收以预选的P:S定量比例生产五硫化二磷所需的磷和硫量,(b),以提供与该P 的P2S5接收罐。 在各个配量容器中的磷和硫进料的量在每种情况下都完全排空到反应器中,并且相应量的熔融P2S5同时从反应器经由溢流排放到相应的P2S5接收罐中, 其填充体积与计量容器的填充体积完全相符。
    • 9. 发明授权
    • Method for producing an incision figure for a corneal prosthesis
    • 生产角膜假体切口图的方法
    • US09241786B2
    • 2016-01-26
    • US13983988
    • 2011-02-15
    • Johannes KrauseMathias Woelfel
    • Johannes KrauseMathias Woelfel
    • A61F2/14A61F9/008
    • A61F2/145A61F2/142A61F2/148A61F9/0081A61F9/00831A61F9/00836A61F2009/00872
    • Proposed is an apparatus for assistance in the implantation of a corneal prosthesis in a human eye. The apparatus comprises a laser device for providing focussed, pulsed laser radiation, and a control program for the laser device. The control program is designed, to create an incision figure in the tissue of the eye by means of the laser radiation, this incision figure allowing the corneal prosthesis to be inserted. The incision figure in this case comprises a bed incision located entirely in the depth of the corneal material and an annular incision, which, within the circumferential line of the bed incision, extends from the latter, along its entire annular circumference, as far as the corneal anterior surface. The incision figure further may comprise an auxiliary incision, which extends from a location of the eye surface outside the circumferential line of the bed incision as far the bed incision.
    • 提出了一种用于在人眼中植入角膜假体的装置。 该装置包括用于提供聚焦的脉冲激光辐射的激光装置和用于激光装置的控制程序。 该控制程序被设计成通过激光辐射在眼睛的组织中产生切口图,该切口图允许插入角膜假体。 在这种情况下,切口图包括完全位于角膜材料深度的床切口和环形切口,其在床切口的圆周线内沿其整个环形圆周延伸,直到 角膜前表面。 切口图还可以包括辅助切口,其从床切口的圆周线以外的眼表面的位置延伸到床切口。