| 摘要 |
In one aspect, the invention provides a fastening tee assembly for use on a conduit, the conduit generally having pressurized contents, the assembly comprising a first shell having a port therethrough, a second shell, fastening means to fasten said first and second shells around the conduit, a pressure carrying branch suitable for insertion through the first shell's port and having a sealing end and an inside passage, said inside passage suitable for accepting a drill or hot tap machine therethrough, a seal suitable for creating a sealing engagement between the pressure carrying branch's sealing end and the conduit, and engagement means to maintain the sealing engagement between the pressure carrying branch's sealing end and the conduit. A method aspect is also provided.
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