SHAFT KILN
    3.
    发明申请
    SHAFT KILN 审中-公开

    公开(公告)号:WO1990012761A1

    公开(公告)日:1990-11-01

    申请号:PCT/DK1989000089

    申请日:1989-04-17

    CPC classification number: C03B5/12 C03B5/235

    Abstract: A shaft kiln, especially a shaft kiln for the manufacture of mineral wool, and comprising a kiln chamber (1) with a primary (1a) and a secondary (1b) burning zone and inlets (4) for primary comubstion air (4a) and inlets (5) for secondary combustion air (5a), is provided with a downwards from above in the kiln shaft axially displaceable air injection pipe (6) for feeding additional secondary combustion air (6a) into the secondary burning zone (1b) thus essentially improving the reduction of the emission of H2S (hydrogen sulphide) and CO (carbon monoxide) through the kiln exhaust gases.

    Abstract translation: 一种竖窑,特别是用于生产矿棉的竖窑,包括具有初级(1a)和次级(1b)燃烧区的窑室(1)和用于主要空气(4a)的入口(4)和 用于二次燃烧空气(5a)的入口(5)从上方向下设置在窑轴可轴向移动的空气喷射管(6)中,用于将另外的二次燃烧空气(6a)进料到二次燃烧区(1b)中,从而基本上 改善通过窑尾废气减少H2S(硫化氢)和CO(一氧化碳)的排放。

    MELTING FURNACE
    4.
    发明申请
    MELTING FURNACE 审中-公开
    熔炼炉

    公开(公告)号:WO1988008411A1

    公开(公告)日:1988-11-03

    申请号:PCT/FI1988000064

    申请日:1988-04-28

    Inventor: OY PARTEK AB

    Abstract: The invention relates to a furnace for producing a melt for mineral wool production comprising a shaft (2) for preheating and melting of the raw material (6); a water-cooled grate (5) disposed in the bottom portion of the shaft, which supports a bed of ceramic filling bodies (4) as well as the raw material (6); a combustion chamber (3) disposed underneath the shaft (2), which has a bottom portion (11) for collecting the melt (14) dripping from the shaft (2) and an outlet (12) for melt tapping; and at least one main burner (9) disposed in the combustion chamber (3); as well as auxiliary burners (10) disposed above the grate (5). The bottom surface of the combustion chamber (3) is larger, preferably 20 to 400% larger than the cross area of the shaft (2).

    Abstract translation: 本发明涉及一种用于生产用于矿棉生产的熔体的炉,包括用于预热和熔化原料(6)的轴(2); 设置在所述轴的底部中的水冷格栅(5),其支撑陶瓷填充体(4)的床以及所述原料(6); 设置在所述轴(2)下方的燃烧室(3),所述燃烧室(3)具有用于收集从所述轴(2)滴下的熔体(14)的底部(11)和用于熔体开口的出口(12) 和设置在所述燃烧室(3)中的至少一个主燃烧器(9)。 以及设置在炉排(5)上方的辅助燃烧器(10)。 燃烧室(3)的底面比轴(2)的横截面积大,优选为20〜400%。

    METHOD OF PREPARING A MELT FOR THE PRODUCTION OF MINERAL WOOL AND A SHAFT FURNACE FOR CARRYING OUT SAID METHOD
    5.
    发明申请
    METHOD OF PREPARING A MELT FOR THE PRODUCTION OF MINERAL WOOL AND A SHAFT FURNACE FOR CARRYING OUT SAID METHOD 审中-公开
    制备用于生产矿棉的熔体的方法和用于实施方法的轴热法

    公开(公告)号:WO1987007591A1

    公开(公告)日:1987-12-17

    申请号:PCT/DK1987000069

    申请日:1987-06-04

    Abstract: A method of preparing a melt for the production of mineral wool wherein raw material for the melt is heated in a shaft furnace by combustion of coke while introducing oxygen-containing air through the tuyeres of the shaft furnace, and wherein part of the heat required is provided by introducing and combusting a mixture of oxygen and fuel in the central portion of the shaft furnace. A shaft furnace for carrying out the method comprises a burner pipe for introducing and combusting a mixture of oxygen and fuel in the central portion of the furnace chamber.

    Abstract translation: 一种制备用于生产矿棉的熔体的方法,其中通过焦炉的燃烧在竖炉中加热熔体的原料,同时通过竖炉的风嘴引入含氧空气,并且其中所需的部分热量为 通过在竖炉的中心部分引入和燃烧氧气和燃料的混合物来提供。 用于实施该方法的竖炉包括用于在炉室的中心部分引入和燃烧氧气和燃料的混合物的燃烧器管。

    METHOD OF PREPARING A MELT FOR THE PRODUCTION OF MINERAL WOOL
    6.
    发明申请
    METHOD OF PREPARING A MELT FOR THE PRODUCTION OF MINERAL WOOL 审中-公开
    制备矿棉的方法

    公开(公告)号:WO1987006926A1

    公开(公告)日:1987-11-19

    申请号:PCT/DK1987000056

    申请日:1987-05-14

    CPC classification number: C03B5/12 C03B5/025

    Abstract: Method of preparing a melt for the production of mineral wool wherein suitably composed raw material and coke are fed into a preheating zone in the upper portion of a shaft furnace and are caused to descend down through the oxidation zone in which air is introduced to effect a combustion of the coke and to heat the raw material to a temperature not exceeding 1000 DEG C, and wherein the actual melting is effected by plasma heating in the lower portion of the shaft furnace where which the melt formed is discharged.

    Abstract translation: 制备用于生产矿棉的熔体的方法,其中将适当组成的原料和焦炭进料到竖炉上部的预热区,并通过引入空气的氧化区下降, 焦炭的燃烧并将原料加热到不超过1000℃的温度,并且其中实际熔化通过等离子体加热在竖炉的下部形成熔体而排出。

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