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    • 111. 发明授权
    • Window for vehicle cabs, especially for vehicles employed in agriculture
and in construction
    • 车辆车窗,特别是农业和建筑工程车辆
    • US4116483A
    • 1978-09-26
    • US750162
    • 1976-12-13
    • Peter KramerPeter Buchholz
    • Peter KramerPeter Buchholz
    • B60J1/04B62D33/06
    • B60J1/04
    • A window for vehicle cabs, especially for vehicles employed in agriculture and in the construction industry, which window is provided with a pane pivotally connected to the vehicle by two upper joints. The pane is at its sides by inner supporting members respectively and selectively held in opened and closed position. The joint members provided on the pane side are exclusively on the inner side of the pane bridged by a transverse yoke member which extends approximately over the upper length of the pane. The transverse yoke member is at its ends provided with lateral legs extending approximately half way down the pane. These legs are operatively engaged by the supporting members.
    • 用于车辆驾驶室的窗口,特别是用于农业和建筑行业的车辆,该窗口设置有通过两个上接头枢转地连接到车辆的窗格。 玻璃板分别由内部支撑构件在其侧面并选择性地保持在打开和关闭位置。 设置在窗格侧的接合构件仅在由横向轭构件桥接的窗格的内侧上,该横向轭构件大致延伸超过窗格的上部长度。 横向轭构件在其端部设置有沿着窗格大致一半延伸的侧向腿部。 这些腿由支撑构件可操作地接合。
    • 115. 发明授权
    • Process of smelting sulphidic copper ore concentrates
    • 硫化铜精矿冶炼工艺
    • US4073645A
    • 1978-02-14
    • US675629
    • 1976-04-09
    • Walter FritschGerhard Melcher
    • Walter FritschGerhard Melcher
    • C22B15/00
    • C22B15/00
    • A process of smelting a sulphidic copper ore concentrate comprising introducing and partially roasting the sulphidic copper ore concentrate in a whirling layer roasting furnace, separating hot roasting gases from the roasting furnace, mixing enrichment oxygen with the roasting gases, joining and mixing into a smelting flame combustible gaseous fuel and the oxygen enriched separated hot roasting gases, directing the smelting flame from one side of a reverberatory furnace over the top of a copper matte, continuously passing the partially roasted concentrate from the roasting furnace through the heating zone in the reverberatory furnace and there smelting the partially roasted ore and heating the copper matte by the heat from the flame, generating in the heating zone by virtue of the flame an oxidizing atmosphere of such high temperature and oxygen content that sulphur from the molten sulphidic copper is converted into an exhaust gas of high SO.sub.2 content, and exhausting the exhaust gas from the opposite side of the reverberatory furnace from the introduction of the flame.
    • 熔炼硫化铜矿精矿的方法,包括在旋转层焙烧炉中引入和部分焙烧硫化铜矿精矿,从焙烧炉中分离出热的焙烧气体,将富氧氧与焙烧气体混合,接合并混合成熔炼火焰 可燃气体燃料和富氧分离的热焙烧气体,将熔化火焰从反射炉的一侧引导到铜锍的顶部,将来自焙烧炉的部分焙烧的浓缩物连续地通过反射炉中的加热区, 熔化部分焙烧的矿石并通过来自火焰的热量加热铜锍,在加热区中通过火焰产生这样高的温度和氧含量的氧化气氛,使得来自熔融硫化铜的硫转化为排气 高SO 2含量的气体,并排出废气 在反射炉的对面,引入火焰。