Bulkhead assembly for use in pipe-in-pipe systems

Details Bulkhead assembly for use in pipe-in-pipe systems Bulkhead assembly for use in pipe-in-pipe systems

2006-09-05

2006-09-05

Hewitt, James M. (Department: 3679)

Pipe joints or couplings

Having plural independent paths

For concentric tubes or pipes

C285S047000, C285S089000, C285S092000, C285S123150, C285S288100, C285S392000

Reexamination Certificate

active

07100946

ABSTRACT:
A bulkhead assembly for a pipe-in-pipe system includes coxially inner and outer components which are screwed together along a first threaded portion and a locking device which includes a locking element screwed onto a threaded portion on one of the components having threads running opposite to the threads on the first threaded portion. One of the components further includes a radially extending abutment shoulder at an end of the first threaded portion away from the second threaded portion which abuts against the other component.

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