GAS CONTAINER
    116.
    发明公开
    GAS CONTAINER 审中-公开

    公开(公告)号:US20230296208A1

    公开(公告)日:2023-09-21

    申请号:US18185568

    申请日:2023-03-17

    Abstract: A gas container includes: a tubular container body having an internal space for storing gas; a connector attached to an end portion of the container body in a shaft direction and having a communication passage for allowing the internal space to communicate with an outside of the container body; and a storage member disposed in the internal space to absorb and release gas. The storage member has one of a recess portion and a projection portion which are provided on a radial outer surface thereof and engage with each other. The container body has the other of the recess portion and the projection portion which are provided on a radial inner surface thereof.

    GAS CYLINDER FOR THE STORAGE AND DELIVERY OF P-TYPE DOPANT GASES
    118.
    发明申请
    GAS CYLINDER FOR THE STORAGE AND DELIVERY OF P-TYPE DOPANT GASES 审中-公开
    用于存储和输送P型氘气的气瓶

    公开(公告)号:US20160201850A1

    公开(公告)日:2016-07-14

    申请号:US14994151

    申请日:2016-01-13

    Inventor: Adam J. Seymour

    Abstract: A corrosion resistant gas cylinder includes an electroless nickel-boron layer overlying the inner surface of a steel alloy cylinder. The nickel-boron layer has a thickness of at least about 20 micrometers and a porosity of no greater than about 0.1%. The electroless nickel-boron layer has a boron content of at least about 1% by weight and a surface roughness of no greater than about 5 micrometers. Prior to introducing liquefied gas into the gas cylinder, a cleaning process is carried out using a two-step baking process to clean the surface of the nickel-boron layer. The nickel-boron layer substantially reduces the contamination of liquefied corrosive gases stored in the gas cylinder by metal from the steel wall surface underlying the nickel-boron layer. Metal contamination levels of less than about 55 ppb of iron, 10 ppb of chromium, and 5 ppb of nickel by weight can be maintained in liquefied corrosive gases stored for an extended period of time in the electroless nickel-boron plated gas cylinder.

    Abstract translation: 耐腐蚀气瓶包括覆盖钢合金圆筒内表面的化学镀镍 - 硼层。 镍 - 硼层具有至少约20微米的厚度和不大于约0.1%的孔隙率。 无电镀镍 - 硼层的硼含量为至少约1重量%,表面粗糙度不大于约5微米。 在将液化气引入气瓶之前,使用两步烘烤工艺进行清洁处理以清洁镍 - 硼层的表面。 镍 - 硼层通过金属从镍 - 硼层下面的钢壁表面大大减少了储存在气瓶中的液化腐蚀性气体的污染。 在化学镀镍硼电镀气瓶中,长时间储存​​的液化腐蚀性气体中,可维持小于约55ppb的铁,10ppb的铬和5ppb的镍的金属污染水平。

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