Cement-free refractory castable system for wet process pumping/spraying
    3.
    发明授权
    Cement-free refractory castable system for wet process pumping/spraying 失效
    用于湿法泵送/喷涂的无水硬质耐火浇注料系统

    公开(公告)号:US5968602A

    公开(公告)日:1999-10-19

    申请号:US910737

    申请日:1997-08-13

    摘要: A method of applying a cement-free refractory castable to the surface of a refractory structure, comprising the steps of:a) preparing an intimately mixed refractory castable having alumina aggregate and a cement-free binder comprised of hydratable alumina;b) conveying the refractory castable under pressure through a delivery hose to a dispensing nozzle for applying the refractory castable; and,c) adding a salt solution to the refractory castable prior to application by the nozzle at a rate wherein the salt solution comprises about 0.2% to 0.9% by weight of the refractory castable applied by the dispensing nozzle.

    摘要翻译: 一种将无水泥的耐火浇注料施加到耐火结构的表面上的方法,包括以下步骤:a)制备具有氧化铝骨料的紧密混合的耐火浇注料和由可水合氧化铝组成的无水泥粘合剂; b)将压力下的耐火浇注料通过输送软管输送到用于施加耐火浇注料的分配喷嘴; 以及c)在所述喷嘴施加之前,将所述盐溶液加入所述耐火浇注料中,其中所述盐溶液包含由所述分配喷嘴施加的耐火浇注料的约0.2重量%至0.9重量%。

    Set modifying admixtures for refractory shotcreting
    4.
    发明授权
    Set modifying admixtures for refractory shotcreting 失效
    设定改性混合物用于耐火喷射

    公开(公告)号:US5945168A

    公开(公告)日:1999-08-31

    申请号:US807386

    申请日:1997-02-27

    IPC分类号: C04B35/657 C04B28/06 B05D1/02

    CPC分类号: C04B28/06 C04B2111/00577

    摘要: A method of applying a refractory castable material to the surface of a structure comprising the steps of thoroughly mixing a refractory castable material comprised primarily of aggregate and a cementitious binder; conveying the refractory material under pressure through a delivery hose to a dispensing nozzle; and adding hydrated lime to the refractory castable material prior to application by the nozzle.

    摘要翻译: 一种将耐火浇铸材料施用于结构表面的方法,包括以下步骤:将主要由骨料和水泥粘合剂组成的耐火浇注材料充分混合; 将压力下的耐火材料通过输送软管输送到分配喷嘴; 并在施加喷嘴之前将熟石灰加入耐火浇注料中。

    High pressure/volume process for wet shotcreting a refractory castable
    5.
    发明授权
    High pressure/volume process for wet shotcreting a refractory castable 失效
    用于湿式喷射耐火浇注料的高压/体积过程

    公开(公告)号:US6004626A

    公开(公告)日:1999-12-21

    申请号:US113411

    申请日:1998-07-10

    摘要: A method of applying a refractory castable onto a surface of a refractory structure, comprising the steps of: [a)] preparing a thoroughly mixed wet castable for application onto a surface of a refractory structure; [b)] conveying the wet-mixed refractory castable at a set rate under pressure through a delivery hose having a predetermined cross-sectional area to a dispensing device having an air inlet and a dispensing nozzle; [c)] introducing air under pressure into the dispensing device, wherein the air pressure ranges from about 20 psi to about 80 psi and wherein the air has a velocity of about 177 ft/sec at 20 psi and an air velocity of about 484 ft/sec at 80 psi and wherein the velocity increases by about 5 ft/sec for every unit increase in the pressure.

    摘要翻译: 一种将耐火浇注料施加到耐火结构的表面上的方法,包括以下步骤:[a]制备用于施加到耐火结构表面上的充分混合的湿浇注料; [b]]在一定压力下通过具有预定横截面积的输送软管将湿混合耐火浇注料输送到具有空气入口和分配喷嘴的分配装置; [c]]将压力下的空气引入分配装置,其中空气压力范围为约20psi至约80psi,并且其中空气在20psi下的速度为约177ft / sec,空气速度为约484ft /秒,其中,对于压力的每单位增加,速度增加约5ft / sec。

    Low cement refractory castable system for wet process pumping/spraying
    6.
    发明授权
    Low cement refractory castable system for wet process pumping/spraying 失效
    用于湿法泵送/喷涂的低水泥耐火浇注料系统

    公开(公告)号:US6054186A

    公开(公告)日:2000-04-25

    申请号:US864658

    申请日:1997-05-28

    IPC分类号: C04B28/06 C04B35/101 B05D1/02

    摘要: A method of applying a high alumina, low cement refractory castable to the surface of a refractory structure, comprising the steps of:a) preparing an intimately mixed castable for application onto the surface of a refractory structure, the refractory castable including by weight the following components:80% to 86% alumina aggregate,about 6% to 11% thermally reactive calcined alumina,about 4% to 8% calcium aluminate cement;b) conveying the refractory castable under pressure through a delivery hose to a dispensing nozzle for applying the refractory castable; andc) adding calcium chloride to the refractory castable prior to application by the nozzle at a rate wherein the calcium chloride comprises about 0.05% to 0.15% by weight of the refractory castable applied by the dispensing nozzle.

    摘要翻译: 一种将耐高温氧化铝,低耐火浇铸料施加到耐火结构表面上的方法,包括以下步骤:a)制备一种紧密混合的浇注料以施加到耐火结构的表面上,耐火浇注料包括以下重量 组分:80%至86%的氧化铝骨料,约6%至11%的热反应性煅烧氧化铝,约4%至8%的铝酸钙水泥; b)将压力下的耐火浇注料通过输送软管输送到用于施加耐火浇注料的分配喷嘴; 以及c)在施用喷嘴之前,将氯化钙加入耐火浇注料中,其中氯化钙占由分配喷嘴施加的耐火浇注料的约0.05重量%至0.15重量%。

    Dry process gunning of refractory castable
    7.
    发明授权
    Dry process gunning of refractory castable 失效
    耐火浇注料的干法加工

    公开(公告)号:US5976632A

    公开(公告)日:1999-11-02

    申请号:US816567

    申请日:1997-03-13

    摘要: A process for applying a refractory castable onto a surface, comprising the steps of: (a) introducing metered amounts of a clay-free, dry refractory castable into a delivery hose, the dry refractory castable having an alumina content of about 40-95%; (b) conveying the dry refractory to a dispensing assembly under pneumatic pressure; (c) introducing water and a set modifying admixture into the dry refractory prior to dispensing the refractory castable from the dispensing assembly; and (d) spraying the hydraulic refractory castable onto a surface.

    摘要翻译: 一种将耐火浇注料施加到表面上的方法,包括以下步骤:(a)将计量的无粘土干燥耐火浇注料引入输送软管中,该耐火浇注料的氧化铝含量为约40-95% ; (b)在气压下将干燥耐火材料输送到分配组件; (c)在从所述分配组件分配所述耐火浇注料之前,将水和一组改性混合物引入所述耐火耐火材料; 和(d)将液压耐火浇注料喷涂到表面上。