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    • 3. 发明授权
    • Method for immobilizing material contaminated with heavy metal ions, a
fixant for immobilizing heavy metal ions and a matrix
    • 固定重金属离子污染物的方法,固定重金属离子的固定剂和基体
    • US5429751A
    • 1995-07-04
    • US293548
    • 1994-08-22
    • Carel W. J. Hooykaas
    • Carel W. J. Hooykaas
    • C04B28/02C04B28/08C02F1/62C02F11/14
    • C04B28/021C04B28/08C04B2103/0086C04B2111/00767Y02P40/143Y02W30/91Y02W30/92Y02W30/94Y10S210/912
    • A method for immobilizing material contaminated with heavy metal ions, a fixant for immobilizing heavy metal ions and a matrix.A method is disclosed for immobilizing material contaminated with heavy metal ions, said metal ions in a liquid environment being allowed to react with a metal-complexing agent with the formation of a metal complex, the metal-complex formed being mixed, in the presence of water, with an inorganic, hydraulic binder comprising blast furnace slag cement, fly ash cement or a combination thereof to form a matrix having reductive properties in the form of a hard, rocklike material, which method is characterized in that said metal complex is formed in the presence of a metal-complex bond activator. Said metal-complex bond activator is preferably a water-soluble salt of a transition metal element, expediently ferric chloride or manganese sulphate. The invention also relates to a fixant for immobilizing heavy metal ions comprised in waste material, and to a matrix to be formed from a material contaminated with heavy metal ions.
    • 用于固定被重金属离子污染的材料的方法,用于固定重金属离子的固定剂和基质。 公开了一种用于固定被重金属离子污染的材料的方法,所述金属离子在液体环境中与金属络合剂反应,形成金属络合物,形成的金属络合物在形成的金属络合物的存在下, 水,具有无机水硬性粘合剂,其包括高炉矿渣水泥,飞灰水泥或其组合,以形成具有硬的岩石状材料形式的还原性质的基体,该方法的特征在于所述金属络合物形成于 存在金属 - 复合键的活化剂。 所述金属 - 络合物键合活化剂优选是过渡金属元素的水溶性盐,有利地是氯化铁或硫酸锰。 本发明还涉及用于固定废料中包含的重金属离子的固定剂和由被重金属离子污染的材料形成的基质。
    • 6. 发明授权
    • Cement composition and method for the preparation thereof
    • 水泥组合物及其制备方法
    • US5393342A
    • 1995-02-28
    • US224079
    • 1994-04-06
    • Carel W. J. Hooykaas
    • Carel W. J. Hooykaas
    • C04B7/19C04B7/52C04B18/14C04B28/04C04B7/14
    • C04B7/19C04B28/04Y02P40/143Y02W30/94
    • The invention relates to a cement composition which can be hardened hydraulically and which consists of ground cement clinker material, granulated blast furnace slags and comminuted steel slags. The comminution of the steel slags is preferably carried out by grinding, in particular to a particle size of at most 0.2 mm and expediently to 0.09 mm. The ground steel slags have a Blaine value of at least 400 m.sup.2 /kg, expediently 473 m.sup.2 /kg, and a weight per unit volume of 2,800-4,000 kg/m.sup.3. The steel slags are chosen from air-cooled steel slags, foamed steel slags, granulated steel slags or a combination thereof. A method is also described for the preparation of a cement composition which can be hardened hydraulically, in which method cement clinker material and ground, granulated blast furnace slags are mixed with ground steel slags at normal or elevated temperature and pressure, the obtained mixture is cooled if desired, and comminuted to obtain a hydraulically hardenable cement composition. Use is made of a cement furnace if the present cement composition is prepared at an elevated temperature. Preferably a mixture of blast furnace slag cement and ground steel slags containing up to 30% of steel slags, or a mixture of Portland cement and ground steel slags containing up to 50% of steel slags is formed.
    • 本发明涉及一种水泥组合物,其可以液压硬化,并且由水泥熟料,粒状高炉渣和粉碎的钢渣组成。 钢渣的粉碎优选通过研磨进行,特别是通过至多0.2mm的粒径和方便的至0.09mm的粒径进行。 地面钢渣的Blaine值至少为400平方米/公斤,方便地为473平方米/公斤,每单位体积重量为2,800-4,000公斤/立方米。 钢渣选自风冷钢渣,泡沫钢渣,粒状钢渣或其组合。 还描述了一种用于制备可水硬化的水泥组合物的方法,其中在正常或升高的温度和压力下将水泥熟料和研磨的粒状高炉炉渣与地面钢渣混合,将所得混合物冷却 如果需要,并粉碎以获得水硬性可硬化水泥组合物。 如果本发明的水泥组合物在升高的温度下制备,则使用水泥炉。 优选地,形成含有高达30%的钢渣的高炉矿渣水泥和地面钢渣的混合物,或者含有高达50%的钢渣的波特兰水泥和地面钢渣的混合物。
    • 7. 发明授权
    • Fixing agent for fixing organic and inorganic impurities containing
material, method for fixing such material and a synthetic clay material
    • 用于固定含有有机和无机杂质的材料的固定剂,用于固定这种材料的方法和合成粘土材料
    • US5304706A
    • 1994-04-19
    • US26494
    • 1993-03-04
    • Carel W. J. Hooykaas
    • Carel W. J. Hooykaas
    • B01J20/12C02F11/00B09B3/00E02D3/12
    • B01J20/12C02F11/008
    • The invention relates to a fixing agent, for fixing organic and inorganic impurities containing material, which comprises an organophilic clay material and a clay-growth agent. The clay-growth agent comprises at least one magnesium compound and/or at least one aluminium compound, and an initiator for clay formation. This initiator is a silicon-containing material, such as a glass or a silicon-containing rock, such as pumice, basalt or andasite. The magnesium compound preferably originates from granulated blast furnace slags, or is magnesium oxide, whereas the aluminium compound is expediently aluminium oxide or an alumina containing material. An oxidising agent can also be present. A method for fixing organic and inorganic impurities containing material to an at least partially organophilic clay material in an aqueous medium, and, if desired, hardening the resulting material using an inorganic reagent and, where appropriate, a hardening activator, is also described. This method is in particular characterised in that the organic and inorganic impurities containing material is also fixed to and/or enclosed in clay material to be formed in situ. Finally, a synthetic clay material is described which can be obtained from a mixture of ferric sulphate, magnesium oxide and/or aluminium oxide, potassium persulphate, silicon oxide and, optionally, manganese sulphate and/or aluminium sulphate.
    • 本发明涉及一种固定剂,用于固定含有有机和无机杂质的材料,其包括亲有机粘土材料和粘土生长剂。 粘土生长剂包含至少一种镁化合物和/或至少一种铝化合物和用于粘土形成的引发剂。 该引发剂是含硅材料,例如玻璃或含硅岩石,例如浮石,玄武岩或同位素。 镁化合物优选来自粒状高炉炉渣,或是氧化镁,而铝化合物便利地是氧化铝或含氧化铝的材料。 还可以存在氧化剂。 一种将含有有机和无机杂质的材料固定在水性介质中的至少部分有亲和性的粘土材料的方法,如果需要,还使用无机试剂和适当的硬化活化剂硬化所得材料。 该方法特别的特征在于,含有机和无机杂质的材料也固定在和/或封闭在原位形成的粘土材料中。 最后,描述了可从硫酸铁,氧化镁和/或氧化铝,过硫酸钾,氧化硅和任选的硫酸锰和/或硫酸铝的混合物中获得的合成粘土材料。
    • 9. 发明授权
    • Gas bearing and bearing part and bearing material suitable for such a
gas bearing
    • 气体轴承和轴承部件和轴承材料适用于这种气体轴承
    • US4741629A
    • 1988-05-03
    • US908370
    • 1986-09-17
    • Carel W. J. Hooykaas
    • Carel W. J. Hooykaas
    • F16C32/06F16C33/04
    • F16C33/04F16C32/0614F16C32/0662Y10S384/902Y10S384/907Y10S384/909
    • A gas bearing (1) comprising two bearing parts (2, 3) of granite type material and similar natural stone materials and means for injecting a gas between the bearing parts (2, 3) for forming a gap (7, 11) therebetween. The pores (10) in the surfaces of the granite material of these bearing parts are sealed by a non-brittle, transparent, mechanically, machinable pore sealing material (9, 12) for forming gas bearing parts having a non-porous surface. Examples of pore sealing materials (9, 12) for sealing the pores of the bearing parts and bearing part material are polyurethanes, acrylic polymers, epoxy resins, silicone resins, polyvinylidenefluoride resins, aramide resins etc. Preferably the pore sealing material consists of a polymer being curable at low temperatures, particularly below 30.degree.C.
    • 一种气体轴承(1),包括花岗岩型材料和类似天然石材的两个轴承部件(2,3)和用于在轴承部件(2,3)之间注入气体的装置,用于在它们之间形成间隙(7,11)。 这些轴承部件的花岗岩材料的表面中的孔(10)由用于形成具有无孔表面的气体轴承部件的非脆性,透明,机械可加工的孔密封材料(9,12)密封。 用于密封轴承部件和轴承部件材料的孔的孔密封材料(9,12)的实例是聚氨酯,丙烯酸聚合物,环氧树脂,硅树脂,聚偏二氟乙烯树脂,芳族聚酰胺树脂等。优选地,孔密封材料由聚合物 在低温下,特别是低于30℃可固化。