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1. (WO2018132868) HOT TAPPING OF HYDRAULIC SYSTEMS

Pub. No.:    WO/2018/132868    International Application No.:    PCT/AU2018/050026
Publication Date: Fri Jul 27 01:59:59 CEST 2018 International Filing Date: Thu Jan 18 00:59:59 CET 2018
IPC: F16L 41/04
F16L 1/26
Applicants: TOTAL MARINE TECHNOLOGY PTY LTD
Inventors: FREIJSER, Stephen
Title: HOT TAPPING OF HYDRAULIC SYSTEMS
Abstract:
A tool for hot tapping an underwater pipe is disclosed. The tool includes a hydraulically activated clamp to secure the tool relative to the pipe, and a punch with a bevelled end arranged to create a hole in a sidewall of the pipe. A hydraulic access point is provided to allow for fluid connection into the pipe interior.