Fire-resistant flange spacer
    72.
    发明授权
    Fire-resistant flange spacer 有权
    防火法兰垫片

    公开(公告)号:US06484749B1

    公开(公告)日:2002-11-26

    申请号:US09708260

    申请日:2000-11-08

    IPC分类号: F16L3500

    摘要: A composite flange spacer for articulation between a fluid control assembly and a pair of pipe flanges comprising a fire-resistant, relatively non-compressible, layer sandwiched between a pair of fire-resistant compressible layers.

    摘要翻译: 一种用于在流体控制组件和一对管道凸缘之间铰接的复合凸缘间隔件,包括夹在一对耐火可压缩层之间的耐火相对不可压缩的层。