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    • 2. 发明申请
    • SPINNER FOR PRODUCING FIBERS BY CENTRIFUGATION OF MOLTEN MINERAL MATERIAL SHAPED AS A SINGLE CRYSTAL COATING AND PROCESS FOR ITS MANUFACTURE
    • 用于生产纤维的纺丝机通过将熔融矿物材料分离形成为单晶涂层及其制造方法
    • WO1994018363A1
    • 1994-08-18
    • PCT/EP1993000281
    • 1993-02-05
    • ISOVER SAINT-GOBAINBERNARD, Jean, Luc
    • ISOVER SAINT-GOBAIN
    • C30B11/00
    • C03B37/047C30B11/00C30B29/52
    • A metal component like a spinner for producing mineral wool material consists of or at least comprises a unitary cast piece of metal superalloy preferably on the basis of nickel or cobalt, which unitary cast piece is in the form of a single crystal. The component may be produced in a receptacle (11) consisting of a lower crystal forming chamber (12) and an upper workpiece forming chamber (15) connected by a single crystal selecting constriction (16), or starter, so as, in combination with suitable heating means (20) and drawing speed, to allow drawing of a single crystal to form all of the unitary cast workpiece in the cavity (19) of the mould or receptacle (11). The single crystal is significantly more corrosion resistant than the same material of poly-crystal structure. The capability of sustaining higher strain at high temperature before creep rupture after 1000 h on the one hand, and the high ductility leading to a more even stress distribution within the material and avoiding stress peaks on the other hand cooperate to make a spinner of the invention best suited for operation at high temperatures as they are preferred in the fiberization of rock wool like basalt by internal centrifugation.
    • 诸如用于生产矿棉材料的旋转器的金属部件由优选基于镍或钴的单一铸造件构成或至少包括单一的金属超级合金铸件,该单一铸件为单晶形式。 该组件可以在由通过单晶选择收缩(16)或起动器连接的下部晶体形成室(12)和上部工件形成室(15)组成的容器(11)中制造,从而与 合适的加热装置(20)和拉伸速度,以允许拉伸单晶以在模具或容器(11)的空腔(19)中形成所有的单一铸造工件。 单晶比多晶体结构相同的材料具有更强的抗腐蚀性。 一方面在1000h以上的蠕变破裂之前,在高温下维持更高的应变能力,并且高延展性导致材料内的更均匀的应力分布,另一方面避免应力峰值合作,使本发明的旋转器 最适合在高温下操作,因为它们通过内部离心在岩棉如玄武岩的纤维化中是优选的。
    • 3. 发明申请
    • METHOD FOR PRODUCING MINERAL WOOL, AND MINERAL WOOL PRODUCED THEREBY
    • 生产矿棉的方法和生产的矿物羊毛
    • WO1994004468A1
    • 1994-03-03
    • PCT/EP1992001914
    • 1992-08-20
    • ISOVER SAINT-GOBAINBERNARD, Jean-LucVIGNESOULT, SergeBATTIGELLI, JeanBERTHIER, GuyFURTAK, Hans
    • ISOVER SAINT-GOBAIN
    • C03B37/04
    • C03B37/048C03B37/045C03B37/047C03C13/06C22C32/0026
    • A method for producing mineral wool of a material which is highly fluid at an elevated liquidus temperature in particular above 1,200 C, with a viscosity of less than 5,000 poises at liquidus temperature, is proposed wherein the molten mineral material, after having destroyed all nuclei of crystallization, is supplied into a spinner (1') the peripheral wall (19) of which comprises a multiplicity of orifices with small diameters wherethrough said molten material is centrifuged to form filaments which, in a given case, are subjected to a supplementary attenuating effect of a preferably hot gas flow flowing along said peripheral wall (19) of said spinner (1') and generated by a concentric annular external burner (13). If fiberization of such a material is effected in the traditional way, a great proportion of unfiberized particles in the product will result. To avoid this, the spinner temperature in ongoing, continuous operation is maintained at a balanced value which is lower than or equal to the temperature at which the viscosity of the molten mineral material is 100 poises, and higher than the crystallization temperature in undercooled state of said material to be fiberized.
    • 提出了一种生产矿物棉的方法,该材料在液相线升高的液相线温度(特别是1200℃以上)下具有高度流体性,在液相线温度下粘度小于5,000泊,其中熔融矿物材料在破坏了所有的核 结晶,被供应到旋转器(1')中,其周壁(19)包括多个小直径的孔口,通过所述熔融材料离心以形成在特定情况下经受辅助衰减效应的细丝 优选热气流沿着所述旋转器(1')的所述周壁(19)流动并由同心环形外部燃烧器(13)产生。 如果这种材料的纤维化是以传统的方式实现的,那么产品中将会产生很大比例的无纤维颗粒。 为了避免这种情况,正在进行的连续操作中的旋转器温度保持在低于或等于熔融矿物材料的粘度为100泊的温度的平衡值,并且高于在过冷状态下的结晶温度 所述待纤维化的材料。
    • 7. 发明申请
    • AN APPARATUS AND METHOD FOR DEFIBRATING OPTICALLY DENSE GLASS MELTS
    • 用于去除光学透明玻璃熔体的装置和方法
    • WO1995007242A1
    • 1995-03-16
    • PCT/EP1994002786
    • 1994-08-23
    • ISOVER SAINT-GOBAINMELLEM, Joachim
    • ISOVER SAINT-GOBAIN
    • C03B07/07
    • C03B7/07
    • An apparatus for defibrating optically dense glass melts, such as a glass melt from basalt by the jet process, is proposed which is equipped with feeding means (1) for the melt and defibrating aggregates (2), the feeding means (1) having a feed channel (3) and a subsequent distributing channel (4) with outlet ports (5) to the defibrating aggregates (2). To homogenize the glass temperature in the area before the defibrating aggregates (2) the feed channel (3) has on the bottom side at least in the area adjacent the distributing channel (4) a warming device (8) serving as a thermal barrier or active insulation and advantageously formed as an electric resistance heating device.
    • 提出了一种用于通过喷射法从玄武岩中去除光致密玻璃熔体的玻璃熔体的装置,其装配有用于熔体和解纤骨料(2)的进料装置(1),所述进料装置(1)具有 进料通道(3)和随后的分配通道(4),其具有出口(5)到解纤骨料(2)。 为了均匀化去纤维聚集体(2)之前的区域中的玻璃温度,进料通道(3)至少在与分配通道(4)相邻的区域的底侧具有用作热障的加温装置(8) 有源绝缘,有利地形成为电阻加热装置。
    • 9. 发明申请
    • FREE MINERAL FIBRE CENTRIFUGING METHOD AND DEVICE
    • 免费矿物纤维离心方法和装置
    • WO1997017305A1
    • 1997-05-15
    • PCT/FR1996001735
    • 1996-11-05
    • ISOVER SAINT-GOBAIN
    • ISOVER SAINT-GOBAINYANG, Alain
    • C03C25/02
    • C03B37/055C03C25/12C03C25/146
    • A method for forming mineral fibres by pouring a molten material onto the circumference of centrifuging wheels having substantially horizontal axes, whereby the fibres are centrifugally formed then thrown in a direction substantially parallel to the axis by a main gas flow over at least part of the wheel circumference. An auxiliary gas flow is generated in substantially the same direction as the main gas flow, a liquid binder is sprayed onto the fibres, and the auxiliary gas flow consists of individual streams of which some, in particular, are rotating. Part of the liquid binder may be fed into the rotating streams. In the device for carrying out the method, secondary blowing nozzles around the fiberising machine comprise rotary guides, particularly helical rods or worms. An enhanced distribution of the binder throughout the fibres may be achieved.
    • 通过将熔融材料浇注到具有基本上水平轴线的离心轮的圆周上来形成矿物纤维的方法,由此将纤维离心地形成,然后通过在气轮的至少一部分上的主气流大致平行于轴线方向 圆周。 辅助气流以与主气流基本相同的方向产生,液体粘合剂喷射到纤维上,辅助气流由单独的流组成,其中一些特别是旋转。 液体粘合剂的一部分可以进料到旋转流中。 在用于实施该方法的装置中,纤维化机周围的二次吹制喷嘴包括旋转导轨,特别是螺旋杆或蠕虫。 可以实现粘合剂在整个纤维中的增强的分布。